[cmNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Ven 8 Sep 18:02:36 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
MENOG, BJNOG, SDNOG, CMNOG, 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 Sep, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 662997
Prefixes after maximum aggregation (per Origin AS): 257792
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 320036
Total ASes present in the Internet Routing Table: 58342
Prefixes per ASN: 11.36
Origin-only ASes present in the Internet Routing Table: 50442
Origin ASes announcing only one prefix: 22239
Transit ASes present in the Internet Routing Table: 7900
Transit-only ASes present in the Internet Routing Table: 228
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 56
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 60
Number of instances of unregistered ASNs: 63
Number of 32-bit ASNs allocated by the RIRs: 19920
Number of 32-bit ASNs visible in the Routing Table: 15706
Prefixes from 32-bit ASNs in the Routing Table: 64185
Number of bogon 32-bit ASNs visible in the Routing Table: 25
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 354
Number of addresses announced to Internet: 2854371936
Equivalent to 170 /8s, 34 /16s and 66 /24s
Percentage of available address space announced: 77.1
Percentage of allocated address space announced: 77.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.7
Total number of prefixes smaller than registry allocations: 219492
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 182793
Total APNIC prefixes after maximum aggregation: 52381
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 181746
Unique aggregates announced from the APNIC address blocks: 75097
APNIC Region origin ASes present in the Internet Routing Table: 8337
APNIC Prefixes per ASN: 21.80
APNIC Region origin ASes announcing only one prefix: 2308
APNIC Region transit ASes present in the Internet Routing Table: 1190
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3175
Number of APNIC addresses announced to Internet: 765835488
Equivalent to 45 /8s, 165 /16s and 184 /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: 201058
Total ARIN prefixes after maximum aggregation: 95867
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 202840
Unique aggregates announced from the ARIN address blocks: 93729
ARIN Region origin ASes present in the Internet Routing Table: 17966
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 6634
ARIN Region transit ASes present in the Internet Routing Table: 1771
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: 2175
Number of ARIN addresses announced to Internet: 1110263072
Equivalent to 66 /8s, 45 /16s and 69 /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: 176808
Total RIPE prefixes after maximum aggregation: 86676
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 172692
Unique aggregates announced from the RIPE address blocks: 104276
RIPE Region origin ASes present in the Internet Routing Table: 24360
RIPE Prefixes per ASN: 7.09
RIPE Region origin ASes announcing only one prefix: 11189
RIPE Region transit ASes present in the Internet Routing Table: 3447
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6153
Number of RIPE addresses announced to Internet: 713023360
Equivalent to 42 /8s, 127 /16s and 223 /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: 84911
Total LACNIC prefixes after maximum aggregation: 18956
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 86164
Unique aggregates announced from the LACNIC address blocks: 39587
LACNIC Region origin ASes present in the Internet Routing Table: 6348
LACNIC Prefixes per ASN: 13.57
LACNIC Region origin ASes announcing only one prefix: 1762
LACNIC Region transit ASes present in the Internet Routing Table: 1173
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3860
Number of LACNIC addresses announced to Internet: 171057888
Equivalent to 10 /8s, 50 /16s and 34 /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: 17365
Total AfriNIC prefixes after maximum aggregation: 3859
AfriNIC Deaggregation factor: 4.50
Prefixes being announced from the AfriNIC address blocks: 19201
Unique aggregates announced from the AfriNIC address blocks: 7060
AfriNIC Region origin ASes present in the Internet Routing Table: 1074
AfriNIC Prefixes per ASN: 17.88
AfriNIC Region origin ASes announcing only one prefix: 345
AfriNIC Region transit ASes present in the Internet Routing Table: 210
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 343
Number of AfriNIC addresses announced to Internet: 93713664
Equivalent to 5 /8s, 149 /16s and 245 /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 5417 4194 88 ERX-CERNET-BKB China Education and Rese
7545 3834 406 382 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2962 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2838 11126 751 KIXS-AS-KR Korea Telecom, KR
9829 2759 1499 541 BSNL-NIB National Internet Backbone, IN
9394 2418 5027 46 CTTNET China TieTong Telecommunications
9808 2363 8699 32 CMNET-GD Guangdong Mobile Communication
45899 2163 1468 115 VNPT-AS-VN VNPT Corp, VN
4755 2102 422 221 TATACOMM-AS TATA Communications formerl
7552 1669 1105 69 VIETEL-AS-AP Viettel Corporation, VN
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
22773 3644 2952 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3444 1341 87 SHAW - Shaw Communications Inc., CA
18566 2204 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2045 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2032 2237 434 CHARTER-NET-HKY-NC - Charter Communicat
209 1892 5065 640 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1830 329 279 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16509 1829 3960 544 AMAZON-02 - Amazon.com, Inc., US
6983 1685 854 229 ITCDELTA - Earthlink, Inc., US
701 1673 10557 629 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 3387 186 23 ALJAWWALSTC-AS, SA
20940 2952 936 2115 AKAMAI-ASN1, US
8551 2478 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2059 333 425 TELLCOM-AS, TR
9121 1830 1691 17 TTNET, TR
12389 1706 1629 668 ROSTELECOM-AS, RU
12479 1682 1052 60 UNI2-AS, ES
13188 1603 100 52 TRIOLAN, UA
6849 1225 355 21 UKRTELNET, UA
8402 1195 544 15 CORBINA-AS OJSC "Vimpelcom", RU
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
10620 3568 543 209 Telmex Colombia S.A., CO
8151 2981 3418 578 Uninet S.A. de C.V., MX
11830 2097 370 65 Instituto Costarricense de Electricidad
6503 1583 437 53 Axtel, S.A.B. de C.V., MX
7303 1567 1024 248 Telecom Argentina S.A., AR
6147 1257 377 27 Telefonica del Peru S.A.A., PE
3816 1025 504 94 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 962 2284 185 CLARO S.A., BR
11172 917 126 85 Alestra, S. de R.L. de C.V., MX
18881 898 1052 23 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 1194 398 48 LINKdotNET-AS, EG
37611 763 91 8 Afrihost, ZA
36903 710 357 131 MT-MPLS, MA
36992 655 1383 29 ETISALAT-MISR, EG
24835 515 850 15 RAYA-AS, EG
29571 421 36 10 CITelecom-AS, CI
37492 410 354 77 ORANGE-, TN
15399 357 35 7 WANANCHI-, KE
8452 310 1730 17 TE-AS TE-AS, EG
2018 299 327 74 TENET-1, ZA
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 5417 4194 88 ERX-CERNET-BKB China Education and Rese
7545 3834 406 382 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3644 2952 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3568 543 209 Telmex Colombia S.A., CO
6327 3444 1341 87 SHAW - Shaw Communications Inc., CA
39891 3387 186 23 ALJAWWALSTC-AS, SA
8151 2981 3418 578 Uninet S.A. de C.V., MX
17974 2962 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2952 936 2115 AKAMAI-ASN1, US
4766 2838 11126 751 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
22773 3644 3486 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3834 3452 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3387 3364 ALJAWWALSTC-AS, SA
10620 3568 3359 Telmex Colombia S.A., CO
6327 3444 3357 SHAW - Shaw Communications Inc., CA
17974 2962 2889 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2478 2437 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
8151 2981 2403 Uninet S.A. de C.V., MX
9394 2418 2372 CTTNET China TieTong Telecommunications Corpora
9808 2363 2331 CMNET-GD Guangdong Mobile Communication Co.Ltd.
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
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65530 PRIVATE 45.249.40.0/24 133720 SOFTCALLCOC-AS SOFT CALL CUST-
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
290012147 UNALLOCATED 63.65.43.0/24 7046 RFC2270-UUNET-CUSTOMER - MCI C
65538 DOCUMENT 64.27.253.0/24 1273 CW Vodafone Group PLC, GB
65346 PRIVATE 94.50.36.0/22 31094 TTKNET Tyumen, Russia, RU
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
23.226.112.0/20 62788 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 62878 XLITT - Xlitt, US
41.77.248.0/21 62878 XLITT - Xlitt, US
41.78.12.0/23 62878 XLITT - Xlitt, US
41.78.180.0/23 37265 -Reserved AS-, ZZ
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 /11:104 /12:283
/13:550 /14:1046 /15:1872 /16:13443 /17:7744 /18:13757
/19:25219 /20:39220 /21:42490 /22:80052 /23:65206 /24:369524
/25:846 /26:625 /27:648 /28:37 /29:38 /30:200
/31:2 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3241 3444 SHAW - Shaw Communications Inc., CA
39891 2946 3387 ALJAWWALSTC-AS, SA
22773 2842 3644 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2088 2204 MEGAPATH5-US - MegaPath Corporation, US
8551 1943 2478 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1610 1830 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1516 3568 Telmex Colombia S.A., CO
11830 1487 2097 Instituto Costarricense de Electricidad y Telec
11492 1419 1597 CABLEONE - CABLE ONE, INC., US
6389 1356 2045 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1561 2:832 4:18 5:2447 6:31 7:1
8:1058 12:1854 13:150 14:1670 15:28 16:2
17:168 18:90 20:59 23:2455 24:1942 25:2
27:2365 29:1 31:1923 32:90 33:20 35:21
36:439 37:2354 38:1384 39:69 40:98 41:2978
42:462 43:1956 44:80 45:3037 46:2794 47:165
49:1240 50:1002 51:19 52:816 54:366 55:2
56:4 57:43 58:1573 59:997 60:312 61:2027
62:1711 63:1909 64:4687 65:2206 66:4553 67:2283
68:1227 69:3377 70:1170 71:603 72:2138 74:2712
75:400 76:423 77:1498 78:1481 79:1891 80:1397
81:1392 82:1009 83:726 84:964 85:1831 86:468
87:1194 88:780 89:2180 90:171 91:6199 92:1004
93:2389 94:2351 95:2674 96:644 97:351 98:997
99:98 100:153 101:1443 102:1 103:15737 104:3049
105:189 106:563 107:1756 108:825 109:2915 110:1471
111:1745 112:1250 113:1342 114:1069 115:1586 116:1645
117:1764 118:2160 119:1642 120:730 121:1060 122:2382
123:1858 124:1483 125:1786 128:876 129:673 130:432
131:1482 132:584 133:194 134:685 135:226 136:402
137:489 138:1943 139:514 140:380 141:644 142:734
143:891 144:795 145:183 146:1105 147:706 148:1501
149:585 150:710 151:983 152:735 153:296 154:881
155:755 156:675 157:689 158:481 159:1552 160:760
161:748 162:2508 163:509 164:964 165:1453 166:380
167:1284 168:3024 169:843 170:3538 171:367 172:1018
173:2007 174:782 175:768 176:1885 177:3924 178:2560
179:1112 180:2203 181:1999 182:2403 183:768 184:864
185:10659 186:3282 187:2143 188:2575 189:1843 190:8332
191:1351 192:9620 193:5802 194:4723 195:3934 196:2114
197:1329 198:5520 199:5879 200:7592 201:4364 202:10334
203:9936 204:4532 205:2845 206:3072 207:3162 208:3962
209:4028 210:3951 211:2137 212:2863 213:2533 214:835
215:66 216:5885 217:2118 218:911 219:600 220:1677
221:919 222:740 223:1207
End of report
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