[cmNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Ven 8 Déc 18:02:50 UTC 2017
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, CaribNOG
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 09 Dec, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 674032
Prefixes after maximum aggregation (per Origin AS): 262246
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 326110
Total ASes present in the Internet Routing Table: 59288
Prefixes per ASN: 11.37
Origin-only ASes present in the Internet Routing Table: 51190
Origin ASes announcing only one prefix: 22549
Transit ASes present in the Internet Routing Table: 8098
Transit-only ASes present in the Internet Routing Table: 243
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 30
Max AS path prepend of ASN ( 23679) 26
Prefixes from unregistered ASNs in the Routing Table: 89
Number of instances of unregistered ASNs: 89
Number of 32-bit ASNs allocated by the RIRs: 20830
Number of 32-bit ASNs visible in the Routing Table: 16674
Prefixes from 32-bit ASNs in the Routing Table: 68623
Number of bogon 32-bit ASNs visible in the Routing Table: 10
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 350
Number of addresses announced to Internet: 2861476514
Equivalent to 170 /8s, 142 /16s and 170 /24s
Percentage of available address space announced: 77.3
Percentage of allocated address space announced: 77.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.8
Total number of prefixes smaller than registry allocations: 223308
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 185027
Total APNIC prefixes after maximum aggregation: 53147
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 184153
Unique aggregates announced from the APNIC address blocks: 76925
APNIC Region origin ASes present in the Internet Routing Table: 8526
APNIC Prefixes per ASN: 21.60
APNIC Region origin ASes announcing only one prefix: 2392
APNIC Region transit ASes present in the Internet Routing Table: 1230
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3394
Number of APNIC addresses announced to Internet: 767380514
Equivalent to 45 /8s, 189 /16s and 76 /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: 201752
Total ARIN prefixes after maximum aggregation: 97101
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 203119
Unique aggregates announced from the ARIN address blocks: 95080
ARIN Region origin ASes present in the Internet Routing Table: 18043
ARIN Prefixes per ASN: 11.26
ARIN Region origin ASes announcing only one prefix: 6673
ARIN Region transit ASes present in the Internet Routing Table: 1782
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2276
Number of ARIN addresses announced to Internet: 1112345120
Equivalent to 66 /8s, 77 /16s and 10 /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: 181863
Total RIPE prefixes after maximum aggregation: 88725
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 177773
Unique aggregates announced from the RIPE address blocks: 107176
RIPE Region origin ASes present in the Internet Routing Table: 24709
RIPE Prefixes per ASN: 7.19
RIPE Region origin ASes announcing only one prefix: 11307
RIPE Region transit ASes present in the Internet Routing Table: 3509
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6465
Number of RIPE addresses announced to Internet: 713494912
Equivalent to 42 /8s, 135 /16s and 17 /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: 87455
Total LACNIC prefixes after maximum aggregation: 19290
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 88717
Unique aggregates announced from the LACNIC address blocks: 39465
LACNIC Region origin ASes present in the Internet Routing Table: 6636
LACNIC Prefixes per ASN: 13.37
LACNIC Region origin ASes announcing only one prefix: 1817
LACNIC Region transit ASes present in the Internet Routing Table: 1234
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4162
Number of LACNIC addresses announced to Internet: 172656352
Equivalent to 10 /8s, 74 /16s and 134 /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: 17844
Total AfriNIC prefixes after maximum aggregation: 3918
AfriNIC Deaggregation factor: 4.55
Prefixes being announced from the AfriNIC address blocks: 19920
Unique aggregates announced from the AfriNIC address blocks: 7176
AfriNIC Region origin ASes present in the Internet Routing Table: 1102
AfriNIC Prefixes per ASN: 18.08
AfriNIC Region origin ASes announcing only one prefix: 359
AfriNIC Region transit ASes present in the Internet Routing Table: 220
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 377
Number of AfriNIC addresses announced to Internet: 95038976
Equivalent to 5 /8s, 170 /16s and 46 /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 5257 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4083 410 407 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2797 11128 758 KIXS-AS-KR Korea Telecom, KR
17974 2780 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2766 1499 540 BSNL-NIB National Internet Backbone, IN
45899 2481 1529 158 VNPT-AS-VN VNPT Corp, VN
7552 2359 1158 55 VIETEL-AS-AP Viettel Group, VN
9394 2169 4931 27 CTTNET China TieTong Telecommunications
4755 2081 421 211 TATACOMM-AS TATA Communications formerl
9808 2073 8699 32 CMNET-GD Guangdong Mobile Communication
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 3366 1323 86 SHAW - Shaw Communications Inc., CA
22773 3303 2951 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2170 405 108 MEGAPATH5-US - MegaPath Corporation, US
20115 2060 2296 461 CHARTER-NET-HKY-NC - Charter Communicat
6389 1975 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
16509 1950 4077 588 AMAZON-02 - Amazon.com, Inc., US
209 1931 5062 645 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1861 331 247 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1694 234 570 CABLEONE - CABLE ONE, INC., US
701 1547 10589 625 UUNET - MCI Communications Services, In
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
39891 3519 186 23 ALJAWWALSTC-AS, SA
20940 2863 853 2066 AKAMAI-ASN1, US
8551 2493 378 42 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2065 1795 696 ROSTELECOM-AS, RU
34984 2051 330 439 TELLCOM-AS, TR
12479 1963 1069 124 UNI2-AS, ES
9121 1898 1691 17 TTNET, TR
13188 1605 100 46 TRIOLAN, UA
8402 1233 544 14 CORBINA-AS OJSC "Vimpelcom", RU
6849 1227 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 3651 3468 596 Uninet S.A. de C.V., MX
10620 3568 540 266 Telmex Colombia S.A., CO
11830 2646 370 66 Instituto Costarricense de Electricidad
6503 1628 437 53 Axtel, S.A.B. de C.V., MX
7303 1497 1022 194 Telecom Argentina S.A., AR
6147 1220 377 27 Telefonica del Peru S.A.A., PE
3816 1034 512 103 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 997 2256 200 CLARO S.A., BR
11172 918 126 85 Alestra, S. de R.L. de C.V., MX
18881 904 1065 27 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 1075 398 48 LINKdotNET-AS, EG
37611 772 91 8 Afrihost, ZA
36903 737 370 135 MT-MPLS, MA
36992 677 1383 31 ETISALAT-MISR, EG
8452 524 1730 17 TE-AS TE-AS, EG
24835 516 850 15 RAYA-AS, EG
29571 436 36 10 CITelecom-AS, CI
37492 433 367 77 ORANGE-, TN
15399 350 35 7 WANANCHI-, KE
37342 343 32 1 MOVITEL, MZ
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 5257 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4083 410 407 TPG-INTERNET-AP TPG Telecom Limited, AU
8151 3651 3468 596 Uninet S.A. de C.V., MX
10620 3568 540 266 Telmex Colombia S.A., CO
39891 3519 186 23 ALJAWWALSTC-AS, SA
6327 3366 1323 86 SHAW - Shaw Communications Inc., CA
22773 3303 2951 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
20940 2863 853 2066 AKAMAI-ASN1, US
4766 2797 11128 758 KIXS-AS-KR Korea Telecom, KR
17974 2780 916 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
7545 4083 3676 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3519 3496 ALJAWWALSTC-AS, SA
10620 3568 3302 Telmex Colombia S.A., CO
6327 3366 3280 SHAW - Shaw Communications Inc., CA
22773 3303 3157 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8151 3651 3055 Uninet S.A. de C.V., MX
17974 2780 2704 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
11830 2646 2580 Instituto Costarricense de Electricidad y Telec
8551 2493 2451 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
45899 2481 2323 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
64710 PRIVATE 39.134.26.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.28.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.30.0/24 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.134.31.0/24 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.137.20.0/23 56042 CMNET-SHANXI-AP China Mobile c
64710 PRIVATE 39.137.22.0/24 56042 CMNET-SHANXI-AP China Mobile c
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.64.0.0/15 4804 MPX-AS Microplex PTY LTD, AU
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.14.0/23 10247 NETLINE, ZA
14.192.50.0/23 10247 NETLINE, ZA
14.192.58.0/23 10247 NETLINE, ZA
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/23 10247 NETLINE, ZA
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN
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
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 /8:15 /9:13 /10:36 /11:106 /12:285
/13:550 /14:1064 /15:1862 /16:13342 /17:7740 /18:13630
/19:25246 /20:38966 /21:44009 /22:81970 /23:66887 /24:376085
/25:827 /26:606 /27:655 /28:36 /29:21 /30:17
/31:4 /32:60
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3158 3366 SHAW - Shaw Communications Inc., CA
39891 2946 3519 ALJAWWALSTC-AS, SA
22773 2547 3303 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2064 2170 MEGAPATH5-US - MegaPath Corporation, US
11830 1992 2646 Instituto Costarricense de Electricidad y Telec
8551 1957 2493 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1628 1861 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1560 3568 Telmex Colombia S.A., CO
11492 1502 1694 CABLEONE - CABLE ONE, INC., US
9121 1370 1898 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1567 2:818 4:18 5:2612 6:38 8:1087
9:1 12:1851 13:181 14:1742 15:29 16:3
17:183 18:76 20:53 21:1 23:2473 24:1929
25:2 27:2349 31:1968 32:87 35:22 36:452
37:2446 38:1443 39:156 40:101 41:3039 42:524
43:1952 44:88 45:3386 46:2857 47:191 49:1369
50:1043 51:35 52:912 54:354 55:5 56:7
57:42 58:1568 59:992 60:373 61:1999 62:1786
63:1832 64:4611 65:2240 66:4495 67:2296 68:1189
69:3178 70:1133 71:588 72:2090 74:2687 75:391
76:423 77:1545 78:1573 79:1891 80:1434 81:1418
82:1062 83:757 84:996 85:1925 86:484 87:1216
88:893 89:2307 90:174 91:6254 92:1036 93:2356
94:2424 95:2710 96:669 97:352 98:958 99:107
100:153 101:1480 102:9 103:16395 104:3200 105:211
106:517 107:1784 108:820 109:2926 110:1508 111:1729
112:1271 113:1374 114:1072 115:1602 116:1711 117:1632
118:2176 119:1649 120:734 121:1065 122:2403 123:1914
124:1474 125:1821 128:960 129:576 130:442 131:1563
132:605 133:194 134:975 135:229 136:446 137:456
138:1994 139:550 140:381 141:678 142:762 143:922
144:795 145:193 146:1146 147:706 148:1553 149:630
150:718 151:1003 152:738 153:303 154:971 155:738
156:736 157:755 158:597 159:1621 160:834 161:731
162:2543 163:530 164:939 165:1472 166:384 167:1343
168:3131 169:791 170:3624 171:402 172:1022 173:1895
174:838 175:771 176:1891 177:4014 178:2494 179:1177
180:2232 181:2114 182:2394 183:811 184:889 185:11722
186:3387 187:2353 188:2607 189:1935 190:8198 191:1348
192:9718 193:5853 194:4754 195:3967 196:2287 197:1468
198:5550 199:5877 200:7225 201:4862 202:10424 203:10004
204:4552 205:2871 206:3060 207:3087 208:3981 209:3880
210:3978 211:2072 212:2892 213:2586 214:869 215:65
216:5726 217:2098 218:892 219:624 220:1696 221:944
222:731 223:1206
End of report
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