[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jan 13 18:01:46 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, AusNOG, SANOG, PacNOG,
SAFNOG, SdNOG, BJNOG, CaribNOG 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 14 Jan, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 628138
Prefixes after maximum aggregation (per Origin AS): 221607
Deaggregation factor: 2.83
Unique aggregates announced (without unneeded subnets): 304580
Total ASes present in the Internet Routing Table: 55581
Prefixes per ASN: 11.30
Origin-only ASes present in the Internet Routing Table: 36240
Origin ASes announcing only one prefix: 15211
Transit ASes present in the Internet Routing Table: 6557
Transit-only ASes present in the Internet Routing Table: 170
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 55
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 51
Unregistered ASNs in the Routing Table: 16
Number of 32-bit ASNs allocated by the RIRs: 16861
Number of 32-bit ASNs visible in the Routing Table: 12784
Prefixes from 32-bit ASNs in the Routing Table: 52671
Number of bogon 32-bit ASNs visible in the Routing Table: 725
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 381
Number of addresses announced to Internet: 2832873956
Equivalent to 168 /8s, 218 /16s and 57 /24s
Percentage of available address space announced: 76.5
Percentage of allocated address space announced: 76.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.4
Total number of prefixes smaller than registry allocations: 208158
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156458
Total APNIC prefixes after maximum aggregation: 43125
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 171200
Unique aggregates announced from the APNIC address blocks: 70946
APNIC Region origin ASes present in the Internet Routing Table: 5188
APNIC Prefixes per ASN: 33.00
APNIC Region origin ASes announcing only one prefix: 1135
APNIC Region transit ASes present in the Internet Routing Table: 941
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2610
Number of APNIC addresses announced to Internet: 761620356
Equivalent to 45 /8s, 101 /16s and 103 /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: 188178
Total ARIN prefixes after maximum aggregation: 89286
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 195218
Unique aggregates announced from the ARIN address blocks: 89636
ARIN Region origin ASes present in the Internet Routing Table: 16064
ARIN Prefixes per ASN: 12.15
ARIN Region origin ASes announcing only one prefix: 5595
ARIN Region transit ASes present in the Internet Routing Table: 1718
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: 1702
Number of ARIN addresses announced to Internet: 1104227488
Equivalent to 65 /8s, 209 /16s and 44 /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: 151356
Total RIPE prefixes after maximum aggregation: 73249
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 162799
Unique aggregates announced from the RIPE address blocks: 99050
RIPE Region origin ASes present in the Internet Routing Table: 18151
RIPE Prefixes per ASN: 8.97
RIPE Region origin ASes announcing only one prefix: 7762
RIPE Region transit ASes present in the Internet Routing Table: 3050
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5104
Number of RIPE addresses announced to Internet: 709410176
Equivalent to 42 /8s, 72 /16s and 189 /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: 64045
Total LACNIC prefixes after maximum aggregation: 12654
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 80795
Unique aggregates announced from the LACNIC address blocks: 37929
LACNIC Region origin ASes present in the Internet Routing Table: 2483
LACNIC Prefixes per ASN: 32.54
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 592
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3082
Number of LACNIC addresses announced to Internet: 171021888
Equivalent to 10 /8s, 49 /16s and 150 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-266652 + 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: 15378
Total AfriNIC prefixes after maximum aggregation: 3286
AfriNIC Deaggregation factor: 4.68
Prefixes being announced from the AfriNIC address blocks: 17745
Unique aggregates announced from the AfriNIC address blocks: 6672
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 24.11
AfriNIC Region origin ASes announcing only one prefix: 171
AfriNIC Region transit ASes present in the Internet Routing Table: 186
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 286
Number of AfriNIC addresses announced to Internet: 86134016
Equivalent to 5 /8s, 34 /16s and 77 /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 5544 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3731 390 255 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2984 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2731 11133 742 KIXS-AS-KR Korea Telecom, KR
9829 2684 1498 535 BSNL-NIB National Internet Backbone, IN
9808 2296 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2047 428 217 TATACOMM-AS TATA Communications formerl
45899 1808 1265 100 VNPT-AS-VN VNPT Corp, VN
4808 1638 1790 453 CHINA169-BJ China Unicom Beijing Provin
24560 1561 562 245 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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 3613 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3256 1333 82 SHAW - Shaw Communications Inc., CA
18566 2194 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1959 2023 403 CHARTER-NET-HKY-NC - Charter Communicat
209 1734 5066 637 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1721 322 436 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1678 848 227 ITCDELTA - Earthlink, Inc., US
701 1599 10629 661 UUNET - MCI Communications Services, In
16509 1520 3028 521 AMAZON-02 - Amazon.com, 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 3334 171 18 ALJAWWALSTC-AS , SA
20940 2995 1129 2135 AKAMAI-ASN1 , US
9121 2253 1707 94 TTNET , TR
34984 1991 327 374 TELLCOM-AS , TR
13188 1604 99 61 TRIOLAN , UA
12479 1427 1033 51 UNI2-AS , ES
6849 1312 355 22 UKRTELNET , UA
8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8402 1154 544 15 CORBINA-AS OJSC "Vimpelcom", RU
9198 1018 352 25 KAZTELECOM-AS , KZ
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 3533 544 173 Telmex Colombia S.A., CO
8151 2479 3374 548 Uninet S.A. de C.V., MX
11830 1799 368 66 Instituto Costarricense de Electricidad
6503 1544 437 54 Axtel, S.A.B. de C.V., MX
7303 1525 974 254 Telecom Argentina S.A., AR
6147 1352 377 27 Telefonica del Peru S.A.A., PE
28573 1054 2271 177 CLARO S.A., BR
3816 1007 479 179 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 993 236 87 Techtel LMDS Comunicaciones Interactiva
17072 968 127 346 TOTAL PLAY TELECOMUNICACIONES SA DE CV,
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 1294 398 42 LINKdotNET-AS, EG
36903 703 353 122 MT-MPLS, MA
37611 679 67 6 Afrihost, ZA
36992 580 1373 25 ETISALAT-MISR, EG
24835 492 658 16 RAYA-AS, EG
8452 489 1474 16 TE-AS TE-AS, EG
37492 401 290 74 ORANGE-TN, TN
29571 368 36 10 CITelecom-AS, CI
15399 316 35 6 WANANCHI-KE, KE
2018 287 327 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 5544 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3731 390 255 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3613 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3533 544 173 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3256 1333 82 SHAW - Shaw Communications Inc., CA
20940 2995 1129 2135 AKAMAI-ASN1 , US
17974 2984 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2731 11133 742 KIXS-AS-KR Korea Telecom, KR
9829 2684 1498 535 BSNL-NIB National Internet Backbone, IN
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 3731 3476 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3613 3462 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3533 3360 Telmex Colombia S.A., CO
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3256 3174 SHAW - Shaw Communications Inc., CA
17974 2984 2913 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2296 2263 CMNET-GD Guangdong Mobile Communication
9121 2253 2159 TTNET , TR
9829 2684 2149 BSNL-NIB National Internet Backbone, IN
18566 2194 2085 MEGAPATH5-US - MegaPath Corporation, US
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st
65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub
65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub
65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM PJSC Rostelecom
65001 PRIVATE 94.242.128.0/20 15468 KLGELECS-AS 38, Teatralnaya st
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.12.0/22 55763 UNKNOWN
14.128.12.0/24 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
41.73.16.0/24 37004 Suburban-Broadband-AS, NG
41.73.17.0/24 37004 Suburban-Broadband-AS, NG
41.73.18.0/24 37004 Suburban-Broadband-AS, NG
41.73.19.0/24 37004 Suburban-Broadband-AS, NG
41.73.20.0/24 37004 Suburban-Broadband-AS, NG
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 /8:16 /9:13 /10:36 /11:103 /12:276
/13:532 /14:1051 /15:1789 /16:13162 /17:7788 /18:13039
/19:25193 /20:38097 /21:40682 /22:73358 /23:61448 /24:350212
/25:550 /26:406 /27:292 /28:33 /29:18 /30:17
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3053 3256 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2814 3613 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2087 2194 MEGAPATH5-US - MegaPath Corporation, US
9121 1581 2253 TTNET , TR
30036 1536 1721 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1448 3533 Telmex Colombia S.A., CO
6389 1392 2094 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1349 1604 TRIOLAN , UA
6983 1323 1678 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1578 2:829 4:25 5:2423 6:32 8:1025
12:1811 13:71 14:1773 15:23 16:2 17:106
18:128 19:1 20:51 23:1980 24:1814 27:2402
31:1847 32:89 33:9 34:1 35:3 36:389
37:2484 38:1308 39:45 40:99 41:2890 42:452
43:1919 44:54 45:2319 46:2559 47:108 49:1203
50:948 51:17 52:619 54:355 55:6 56:4
57:40 58:1599 59:979 60:389 61:1863 62:1505
63:1933 64:4544 65:2186 66:4389 67:2223 68:1166
69:3295 70:1302 71:570 72:2055 74:2595 75:400
76:416 77:1384 78:1572 79:923 80:1364 81:1414
82:967 83:722 84:867 85:1689 86:484 87:1129
88:778 89:2041 90:197 91:6112 92:984 93:2339
94:2347 95:2779 96:567 97:360 98:937 99:97
100:148 101:1232 103:13272 104:2678 105:147 106:473
107:1511 108:767 109:2547 110:1284 111:1665 112:1146
113:1289 114:1007 115:1637 116:1712 117:1610 118:2045
119:1585 120:945 121:1073 122:2262 123:2028 124:1571
125:1819 128:732 129:502 130:421 131:1362 132:560
133:187 134:517 135:211 136:385 137:408 138:1838
139:484 140:616 141:511 142:728 143:915 144:762
145:165 146:996 147:648 148:1402 149:561 150:679
151:924 152:708 153:313 154:726 155:955 156:544
157:573 158:431 159:1353 160:567 161:734 162:2464
163:533 164:771 165:1141 166:361 167:1249 168:2456
169:721 170:2546 171:263 172:897 173:1832 174:785
175:708 176:1752 177:4143 178:2418 179:1141 180:2075
181:1964 182:2183 183:1013 184:838 185:8453 186:3241
187:2249 188:2332 189:1779 190:8168 191:1290 192:9308
193:5765 194:4557 195:3858 196:1876 197:1248 198:5606
199:5800 200:7307 201:4135 202:10041 203:9841 204:4463
205:2768 206:2965 207:3153 208:3990 209:3881 210:3879
211:2079 212:2769 213:2446 214:848 215:65 216:5782
217:1978 218:824 219:602 220:1678 221:897 222:714
223:1149
End of report
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