[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jan 19 18:02:46 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, 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 20 Jan, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 680586
Prefixes after maximum aggregation (per Origin AS): 264534
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 329232
Total ASes present in the Internet Routing Table: 59612
Prefixes per ASN: 11.42
Origin-only ASes present in the Internet Routing Table: 51475
Origin ASes announcing only one prefix: 22666
Transit ASes present in the Internet Routing Table: 8137
Transit-only ASes present in the Internet Routing Table: 237
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 31
Max AS path prepend of ASN ( 30873) 27
Prefixes from unregistered ASNs in the Routing Table: 70
Number of instances of unregistered ASNs: 71
Number of 32-bit ASNs allocated by the RIRs: 21228
Number of 32-bit ASNs visible in the Routing Table: 17018
Prefixes from 32-bit ASNs in the Routing Table: 70136
Number of bogon 32-bit ASNs visible in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 378
Number of addresses announced to Internet: 2863744674
Equivalent to 170 /8s, 177 /16s and 70 /24s
Percentage of available address space announced: 77.4
Percentage of allocated address space announced: 77.4
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: 224686
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 187938
Total APNIC prefixes after maximum aggregation: 53804
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 186983
Unique aggregates announced from the APNIC address blocks: 77824
APNIC Region origin ASes present in the Internet Routing Table: 8597
APNIC Prefixes per ASN: 21.75
APNIC Region origin ASes announcing only one prefix: 2437
APNIC Region transit ASes present in the Internet Routing Table: 1261
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3480
Number of APNIC addresses announced to Internet: 771640098
Equivalent to 45 /8s, 254 /16s and 75 /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: 202912
Total ARIN prefixes after maximum aggregation: 97721
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 204128
Unique aggregates announced from the ARIN address blocks: 95906
ARIN Region origin ASes present in the Internet Routing Table: 18064
ARIN Prefixes per ASN: 11.30
ARIN Region origin ASes announcing only one prefix: 6688
ARIN Region transit ASes present in the Internet Routing Table: 1786
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2295
Number of ARIN addresses announced to Internet: 1110297632
Equivalent to 66 /8s, 45 /16s and 204 /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: 183620
Total RIPE prefixes after maximum aggregation: 89617
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 179616
Unique aggregates announced from the RIPE address blocks: 108139
RIPE Region origin ASes present in the Internet Routing Table: 24826
RIPE Prefixes per ASN: 7.23
RIPE Region origin ASes announcing only one prefix: 11350
RIPE Region transit ASes present in the Internet Routing Table: 3508
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6576
Number of RIPE addresses announced to Internet: 713698944
Equivalent to 42 /8s, 138 /16s and 46 /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: 88059
Total LACNIC prefixes after maximum aggregation: 19402
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 89356
Unique aggregates announced from the LACNIC address blocks: 39848
LACNIC Region origin ASes present in the Internet Routing Table: 6752
LACNIC Prefixes per ASN: 13.23
LACNIC Region origin ASes announcing only one prefix: 1829
LACNIC Region transit ASes present in the Internet Routing Table: 1246
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4280
Number of LACNIC addresses announced to Internet: 172233952
Equivalent to 10 /8s, 68 /16s and 20 /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: 17985
Total AfriNIC prefixes after maximum aggregation: 3939
AfriNIC Deaggregation factor: 4.57
Prefixes being announced from the AfriNIC address blocks: 20125
Unique aggregates announced from the AfriNIC address blocks: 7240
AfriNIC Region origin ASes present in the Internet Routing Table: 1112
AfriNIC Prefixes per ASN: 18.10
AfriNIC Region origin ASes announcing only one prefix: 361
AfriNIC Region transit ASes present in the Internet Routing Table: 223
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: 387
Number of AfriNIC addresses announced to Internet: 95472640
Equivalent to 5 /8s, 176 /16s and 204 /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 5427 4195 92 ERX-CERNET-BKB China Education and Rese
7545 3278 403 390 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2874 11130 768 KIXS-AS-KR Korea Telecom, KR
17974 2784 934 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2770 1499 540 BSNL-NIB National Internet Backbone, IN
9394 2636 4923 27 CTTNET China TieTong Telecommunications
45899 2569 1546 154 VNPT-AS-VN VNPT Corp, VN
7552 2535 1159 50 VIETEL-AS-AP Viettel Group, VN
9808 2117 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2083 417 209 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 3352 1323 86 SHAW - Shaw Communications Inc., CA
22773 3270 2951 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2167 405 108 MEGAPATH5-US - MegaPath Corporation, US
20115 2077 2351 443 CHARTER-NET-HKY-NC - Charter Communicat
16509 2002 4164 578 AMAZON-02 - Amazon.com, Inc., US
6389 1957 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
209 1934 5060 622 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1881 333 234 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
11492 1715 231 568 CABLEONE - CABLE ONE, INC., US
7018 1684 20183 1254 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
39891 3520 187 21 ALJAWWALSTC-AS, SA
20940 2848 839 2057 AKAMAI-ASN1, US
8551 2222 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2107 1858 696 ROSTELECOM-AS, RU
12479 2048 1082 158 UNI2-AS, ES
34984 2002 331 475 TELLCOM-AS, TR
9121 1993 1691 17 TTNET, TR
13188 1605 100 46 TRIOLAN, UA
8402 1254 544 14 CORBINA-AS OJSC "Vimpelcom", RU
6849 1228 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 3848 3348 579 Uninet S.A. de C.V., MX
10620 3589 542 241 Telmex Colombia S.A., CO
11830 2634 370 66 Instituto Costarricense de Electricidad
6503 1627 437 53 Axtel, S.A.B. de C.V., MX
7303 1500 1023 192 Telecom Argentina S.A., AR
6147 1112 377 27 Telefonica del Peru S.A.A., PE
28573 1015 2244 190 CLARO S.A., BR
3816 1014 509 114 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 919 126 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 1120 398 50 LINKdotNET-AS, EG
37611 783 91 8 Afrihost, ZA
36903 737 370 140 MT-MPLS, MA
36992 665 1379 35 ETISALAT-MISR, EG
8452 527 1730 18 TE-AS TE-AS, EG
24835 475 786 17 RAYA-AS, EG
37492 449 367 77 ORANGE-, TN
29571 446 36 13 ORANGE-COTE-IVOIRE, CI
37342 373 32 1 MOVITEL, MZ
15399 352 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 5427 4195 92 ERX-CERNET-BKB China Education and Rese
8151 3848 3348 579 Uninet S.A. de C.V., MX
10620 3589 542 241 Telmex Colombia S.A., CO
39891 3520 187 21 ALJAWWALSTC-AS, SA
6327 3352 1323 86 SHAW - Shaw Communications Inc., CA
7545 3278 403 390 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3270 2951 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
4766 2874 11130 768 KIXS-AS-KR Korea Telecom, KR
20940 2848 839 2057 AKAMAI-ASN1, US
17974 2784 934 78 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
39891 3520 3499 ALJAWWALSTC-AS, SA
10620 3589 3348 Telmex Colombia S.A., CO
8151 3848 3269 Uninet S.A. de C.V., MX
6327 3352 3266 SHAW - Shaw Communications Inc., CA
22773 3270 3124 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3278 2888 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2784 2706 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9394 2636 2609 CTTNET China TieTong Telecommunications Corpora
11830 2634 2568 Instituto Costarricense de Electricidad y Telec
7552 2535 2485 VIETEL-AS-AP Viettel Group, 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
65456 PRIVATE 31.171.126.0/23 199311 AZRT-LX Local Internet Exchang
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
65000 PRIVATE 95.179.2.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.3.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.69.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.70.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.92.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.93.0/24 65001 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
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
23.159.192.0/24 54726 AET - AET Hosting Solutions, Inc., US
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
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 /9:12 /10:37 /11:99 /12:279
/13:558 /14:1089 /15:1896 /16:13444 /17:7758 /18:13681
/19:25257 /20:38859 /21:44865 /22:83219 /23:67301 /24:379973
/25:840 /26:605 /27:662 /28:36 /29:20 /30:17
/31:4 /32:60
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3144 3352 SHAW - Shaw Communications Inc., CA
39891 2946 3520 ALJAWWALSTC-AS, SA
22773 2530 3270 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2167 MEGAPATH5-US - MegaPath Corporation, US
11830 1980 2634 Instituto Costarricense de Electricidad y Telec
8551 1686 2222 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
30036 1644 1881 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1582 3589 Telmex Colombia S.A., CO
11492 1512 1715 CABLEONE - CABLE ONE, INC., US
9121 1468 1993 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1578 2:826 4:18 5:2653 6:39 8:1093
9:1 12:1853 13:201 14:1758 15:28 16:3
17:186 18:65 20:53 21:1 23:2546 24:1928
25:2 27:2363 31:1961 32:88 35:22 36:476
37:2474 38:1439 39:235 40:100 41:3056 42:537
43:1944 44:91 45:3557 46:2991 47:192 49:1370
50:1041 51:47 52:921 54:354 55:5 56:7
57:42 58:1591 59:1014 60:368 61:2065 62:1793
63:1818 64:4691 65:2229 66:4480 67:2334 68:1179
69:3184 70:1133 71:562 72:2080 74:2666 75:398
76:419 77:1572 78:1633 79:1681 80:1489 81:1408
82:1060 83:775 84:1007 85:1985 86:528 87:1210
88:923 89:2365 90:179 91:6296 92:1052 93:2352
94:2394 95:2754 96:647 97:356 98:924 99:110
100:79 101:1534 102:13 103:16849 104:3252 105:207
106:524 107:1805 108:706 109:2941 110:1588 111:1735
112:1290 113:1383 114:1109 115:1595 116:1624 117:1691
118:2195 119:1678 120:948 121:1053 122:2463 123:1884
124:1487 125:1848 128:989 129:586 130:440 131:1628
132:599 133:195 134:1001 135:226 136:444 137:475
138:1977 139:556 140:394 141:684 142:773 143:988
144:797 145:196 146:1159 147:756 148:1480 149:709
150:717 151:980 152:758 153:309 154:980 155:743
156:748 157:758 158:601 159:1635 160:838 161:725
162:2548 163:521 164:975 165:1500 166:400 167:1376
168:3129 169:793 170:3659 171:404 172:1029 173:1899
174:863 175:761 176:1882 177:3932 178:2429 179:1181
180:2231 181:2156 182:2431 183:1082 184:901 185:12153
186:3493 187:2327 188:2597 189:1944 190:8106 191:1338
192:9766 193:5873 194:4768 195:3993 196:2353 197:1460
198:5528 199:5891 200:7271 201:4886 202:10397 203:9959
204:4545 205:2864 206:3043 207:3109 208:4006 209:3922
210:4010 211:2146 212:2956 213:2618 214:886 215:66
216:5790 217:2118 218:897 219:625 220:1727 221:997
222:1062 223:1227
End of report
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