[cmNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Ven 15 Juin 18:03:08 UTC 2018
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 16 Jun, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 703538
Prefixes after maximum aggregation (per Origin AS): 270561
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 337701
Total ASes present in the Internet Routing Table: 60978
Prefixes per ASN: 11.54
Origin-only ASes present in the Internet Routing Table: 52643
Origin ASes announcing only one prefix: 23010
Transit ASes present in the Internet Routing Table: 8335
Transit-only ASes present in the Internet Routing Table: 278
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 30
Max AS path prepend of ASN ( 30873) 28
Prefixes from unregistered ASNs in the Routing Table: 48
Number of instances of unregistered ASNs: 48
Number of 32-bit ASNs allocated by the RIRs: 22964
Number of 32-bit ASNs visible in the Routing Table: 18494
Prefixes from 32-bit ASNs in the Routing Table: 77091
Number of bogon 32-bit ASNs visible in the Routing Table: 17
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 252
Number of addresses announced to Internet: 2857557955
Equivalent to 170 /8s, 82 /16s and 223 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 234947
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 191998
Total APNIC prefixes after maximum aggregation: 54599
APNIC Deaggregation factor: 3.52
Prefixes being announced from the APNIC address blocks: 190735
Unique aggregates announced from the APNIC address blocks: 77742
APNIC Region origin ASes present in the Internet Routing Table: 8866
APNIC Prefixes per ASN: 21.51
APNIC Region origin ASes announcing only one prefix: 2496
APNIC Region transit ASes present in the Internet Routing Table: 1332
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3837
Number of APNIC addresses announced to Internet: 767206658
Equivalent to 45 /8s, 186 /16s and 165 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-137529
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 209304
Total ARIN prefixes after maximum aggregation: 99533
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 209820
Unique aggregates announced from the ARIN address blocks: 99158
ARIN Region origin ASes present in the Internet Routing Table: 18200
ARIN Prefixes per ASN: 11.53
ARIN Region origin ASes announcing only one prefix: 6736
ARIN Region transit ASes present in the Internet Routing Table: 1806
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2363
Number of ARIN addresses announced to Internet: 1102973344
Equivalent to 65 /8s, 190 /16s and 9 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-397212
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 192618
Total RIPE prefixes after maximum aggregation: 92399
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 188762
Unique aggregates announced from the RIPE address blocks: 112082
RIPE Region origin ASes present in the Internet Routing Table: 25230
RIPE Prefixes per ASN: 7.48
RIPE Region origin ASes announcing only one prefix: 11392
RIPE Region transit ASes present in the Internet Routing Table: 3516
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 7093
Number of RIPE addresses announced to Internet: 716117120
Equivalent to 42 /8s, 175 /16s and 20 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-207259
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 90608
Total LACNIC prefixes after maximum aggregation: 19978
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 92034
Unique aggregates announced from the LACNIC address blocks: 40788
LACNIC Region origin ASes present in the Internet Routing Table: 7220
LACNIC Prefixes per ASN: 12.75
LACNIC Region origin ASes announcing only one prefix: 2006
LACNIC Region transit ASes present in the Internet Routing Table: 1351
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4769
Number of LACNIC addresses announced to Internet: 172405152
Equivalent to 10 /8s, 70 /16s and 177 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 18961
Total AfriNIC prefixes after maximum aggregation: 4010
AfriNIC Deaggregation factor: 4.73
Prefixes being announced from the AfriNIC address blocks: 21935
Unique aggregates announced from the AfriNIC address blocks: 7706
AfriNIC Region origin ASes present in the Internet Routing Table: 1156
AfriNIC Prefixes per ASN: 18.97
AfriNIC Region origin ASes announcing only one prefix: 380
AfriNIC Region transit ASes present in the Internet Routing Table: 226
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 432
Number of AfriNIC addresses announced to Internet: 98414592
Equivalent to 5 /8s, 221 /16s and 176 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5425 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4290 420 439 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2922 1154 77 VIETEL-AS-AP Viettel Group, VN
4766 2849 11134 761 KIXS-AS-KR Korea Telecom, KR
9829 2803 1497 543 BSNL-NIB National Internet Backbone, IN
45899 2555 1598 162 VNPT-AS-VN VNPT Corp, VN
9394 2540 4907 31 CTTNET China TieTong Telecommunications
17974 2220 928 79 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2200 8699 26 CMNET-GD Guangdong Mobile Communication
4755 2105 417 206 TATACOMM-AS TATA Communications formerl
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3433 1324 85 SHAW - Shaw Communications Inc., CA
22773 3283 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
11492 2324 243 463 CABLEONE - CABLE ONE, INC., US
18566 2170 405 109 MEGAPATH5-US - MegaPath Corporation, US
16509 2148 4709 683 AMAZON-02 - Amazon.com, Inc., US
20115 2107 2562 469 CHARTER-NET-HKY-NC - Charter Communicat
209 2009 5070 609 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1991 342 167 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16625 1903 946 1357 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1739 20202 1272 ATT-INTERNET4 - AT&T Services, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 4284 1517 565 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 2749 377 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2573 648 1891 AKAMAI-ASN1, US
34984 2022 335 499 TELLCOM-AS, TR
12389 2013 1877 707 ROSTELECOM-AS, RU
9121 1889 1692 19 TTNET, TR
13188 1610 100 43 TRIOLAN, UA
8402 1261 544 14 CORBINA-AS OJSC "Vimpelcom", RU
6849 1241 355 21 UKRTELNET, UA
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 4684 3306 586 Uninet S.A. de C.V., MX
10620 3563 541 254 Telmex Colombia S.A., CO
11830 2653 369 78 Instituto Costarricense de Electricidad
6503 1639 443 60 Axtel, S.A.B. de C.V., MX
7303 1507 1026 188 Telecom Argentina S.A., AR
28573 1032 2242 177 CLARO S.A., BR
3816 1010 505 130 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 926 126 85 Alestra, S. de R.L. de C.V., MX
6147 921 377 31 Telefonica del Peru S.A.A., PE
18881 911 1078 30 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1173 396 48 LINKdotNET-AS, EG
37611 858 107 9 Afrihost, ZA
36903 750 377 143 MT-MPLS, MA
36992 724 1413 40 ETISALAT-MISR, EG
8452 641 1730 18 TE-AS TE-AS, EG
24835 610 818 18 RAYA-AS, EG
37492 467 470 57 ORANGE-, TN
29571 454 68 11 ORANGE-COTE-IVOIRE, CI
37342 379 32 1 MOVITEL, MZ
15399 371 35 7 WANANCHI-, KE
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5425 4192 74 ERX-CERNET-BKB China Education and Rese
8151 4684 3306 586 Uninet S.A. de C.V., MX
7545 4290 420 439 TPG-INTERNET-AP TPG Telecom Limited, AU
12479 4284 1517 565 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3563 541 254 Telmex Colombia S.A., CO
6327 3433 1324 85 SHAW - Shaw Communications Inc., CA
22773 3283 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7552 2922 1154 77 VIETEL-AS-AP Viettel Group, VN
4766 2849 11134 761 KIXS-AS-KR Korea Telecom, KR
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
8151 4684 4098 Uninet S.A. de C.V., MX
7545 4290 3851 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
12479 4284 3719 UNI2-AS, ES
6327 3433 3348 SHAW - Shaw Communications Inc., CA
10620 3563 3309 Telmex Colombia S.A., CO
22773 3283 3136 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2922 2845 VIETEL-AS-AP Viettel Group, VN
8551 2749 2706 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 2653 2575 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
268309 UNALLOCATED 45.238.48.0/22 52655 Ti5 Tecnologia e Inovacao, BR
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
64121 UNALLOCATED 98.159.9.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64121 UNALLOCATED 98.159.12.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64140 UNALLOCATED 98.159.14.0/24 64121 UNKNOWN
65544 DOCUMENT 103.197.121.0/24 65542 UNKNOWN
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.66.224.0/19 209 CENTURYLINK-US-LEGACY-QWEST - Qwest Communicati
198.18.1.19/32 7497 CSTNET-AS-AP Computer Network Information Cente
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
41.78.92.0/22 14988 BTC-GATE1, BW
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN
43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN
45.64.64.0/24 19551 INCAPSULA - Incapsula Inc, US
45.64.65.0/24 19551 INCAPSULA - Incapsula Inc, US
45.64.66.0/24 19551 INCAPSULA - Incapsula Inc, US
45.64.67.0/24 19551 INCAPSULA - Incapsula Inc, US
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:14 /9:11 /10:37 /11:99 /12:290
/13:567 /14:1098 /15:1902 /16:13363 /17:7925 /18:13754
/19:25263 /20:39375 /21:45351 /22:87397 /23:70873 /24:394001
/25:828 /26:626 /27:636 /28:35 /29:20 /30:16
/31:4 /32:53
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3220 3433 SHAW - Shaw Communications Inc., CA
12479 3072 4284 UNI2-AS, ES
39891 2946 3778 ALJAWWALSTC-AS, SA
22773 2547 3283 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 2211 2749 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2063 2170 MEGAPATH5-US - MegaPath Corporation, US
11830 2001 2653 Instituto Costarricense de Electricidad y Telec
11492 1921 2324 CABLEONE - CABLE ONE, INC., US
30036 1743 1991 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1612 3563 Telmex Colombia S.A., CO
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1632 2:857 4:19 5:2828 6:40 7:1
8:1115 12:1873 13:195 14:1760 15:29 16:3
17:211 18:55 20:50 21:8 23:2668 24:2223
25:2 27:2426 31:2019 32:92 35:27 36:509
37:2749 38:1478 39:241 40:121 41:3160 42:681
43:1927 44:121 45:4712 46:3044 47:201 49:1324
50:1057 51:314 52:1053 54:367 55:2 56:12
57:39 58:1627 59:1000 60:390 61:2094 62:1852
63:1799 64:5030 65:2218 66:4665 67:2439 68:1168
69:3220 70:1152 71:564 72:2115 74:2736 75:422
76:454 77:1566 78:1714 79:1764 80:1504 81:1385
82:1084 83:768 84:1071 85:2016 86:587 87:1319
88:923 89:2341 90:212 91:6392 92:1203 93:2371
94:2395 95:2850 96:734 97:356 98:946 99:133
100:83 101:1265 102:78 103:17918 104:3609 105:246
106:651 107:1874 108:694 109:3459 110:1635 111:1774
112:1272 113:1275 114:1130 115:1649 116:1645 117:1756
118:2161 119:1668 120:986 121:1053 122:2456 123:1774
124:1439 125:1901 128:1036 129:655 130:452 131:1592
132:691 133:196 134:1026 135:222 136:507 137:561
138:1961 139:615 140:410 141:716 142:830 143:978
144:802 145:480 146:1202 147:727 148:1631 149:749
150:736 151:1062 152:787 153:312 154:1116 155:763
156:1066 157:799 158:652 159:1737 160:1122 161:783
162:2588 163:595 164:1062 165:1480 166:470 167:1287
168:3061 169:830 170:3733 171:454 172:1092 173:2014
174:905 175:781 176:1995 177:4068 178:2512 179:1217
180:2199 181:2230 182:2378 183:1179 184:1022 185:13627
186:3612 187:2348 188:2832 189:2065 190:8084 191:1421
192:9821 193:5976 194:4859 195:3985 196:2594 197:1573
198:5529 199:5909 200:7368 201:4898 202:10472 203:10200
204:4577 205:2909 206:3111 207:3177 208:4022 209:3958
210:4052 211:2108 212:3051 213:2746 214:976 215:57
216:5962 217:2123 218:903 219:628 220:1771 221:978
222:1022 223:1296
End of report
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