[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Dec 16 18:01:50 UTC 2016
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 17 Dec, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 625735
Prefixes after maximum aggregation (per Origin AS): 221470
Deaggregation factor: 2.83
Unique aggregates announced (without unneeded subnets): 303432
Total ASes present in the Internet Routing Table: 55446
Prefixes per ASN: 11.29
Origin-only ASes present in the Internet Routing Table: 36286
Origin ASes announcing only one prefix: 15252
Transit ASes present in the Internet Routing Table: 6548
Transit-only ASes present in the Internet Routing Table: 166
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 38
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 65
Unregistered ASNs in the Routing Table: 19
Number of 32-bit ASNs allocated by the RIRs: 16577
Number of 32-bit ASNs visible in the Routing Table: 12612
Prefixes from 32-bit ASNs in the Routing Table: 51551
Number of bogon 32-bit ASNs visible in the Routing Table: 610
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 388
Number of addresses announced to Internet: 2834097636
Equivalent to 168 /8s, 236 /16s and 229 /24s
Percentage of available address space announced: 76.6
Percentage of allocated address space announced: 76.6
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: 207209
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156457
Total APNIC prefixes after maximum aggregation: 43125
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 170884
Unique aggregates announced from the APNIC address blocks: 70394
APNIC Region origin ASes present in the Internet Routing Table: 5185
APNIC Prefixes per ASN: 32.96
APNIC Region origin ASes announcing only one prefix: 1141
APNIC Region transit ASes present in the Internet Routing Table: 938
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2555
Number of APNIC addresses announced to Internet: 761096836
Equivalent to 45 /8s, 93 /16s and 106 /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: 188238
Total ARIN prefixes after maximum aggregation: 89443
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 194870
Unique aggregates announced from the ARIN address blocks: 89539
ARIN Region origin ASes present in the Internet Routing Table: 16105
ARIN Prefixes per ASN: 12.10
ARIN Region origin ASes announcing only one prefix: 5619
ARIN Region transit ASes present in the Internet Routing Table: 1714
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: 1653
Number of ARIN addresses announced to Internet: 1106135968
Equivalent to 65 /8s, 238 /16s and 75 /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: 150375
Total RIPE prefixes after maximum aggregation: 73011
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 161682
Unique aggregates announced from the RIPE address blocks: 98646
RIPE Region origin ASes present in the Internet Routing Table: 18151
RIPE Prefixes per ASN: 8.91
RIPE Region origin ASes announcing only one prefix: 7769
RIPE Region transit ASes present in the Internet Routing Table: 3056
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5105
Number of RIPE addresses announced to Internet: 709408128
Equivalent to 42 /8s, 72 /16s and 181 /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: 63635
Total LACNIC prefixes after maximum aggregation: 12596
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 80198
Unique aggregates announced from the LACNIC address blocks: 37900
LACNIC Region origin ASes present in the Internet Routing Table: 2487
LACNIC Prefixes per ASN: 32.25
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 593
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3018
Number of LACNIC addresses announced to Internet: 170839872
Equivalent to 10 /8s, 46 /16s and 207 /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: 15413
Total AfriNIC prefixes after maximum aggregation: 3287
AfriNIC Deaggregation factor: 4.69
Prefixes being announced from the AfriNIC address blocks: 17713
Unique aggregates announced from the AfriNIC address blocks: 6599
AfriNIC Region origin ASes present in the Internet Routing Table: 734
AfriNIC Prefixes per ASN: 24.13
AfriNIC Region origin ASes announcing only one prefix: 171
AfriNIC Region transit ASes present in the Internet Routing Table: 182
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: 281
Number of AfriNIC addresses announced to Internet: 86154496
Equivalent to 5 /8s, 34 /16s and 157 /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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3669 390 249 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2988 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2697 1498 532 BSNL-NIB National Internet Backbone, IN
9808 2242 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2041 428 217 TATACOMM-AS TATA Communications formerl
45899 1755 1258 98 VNPT-AS-VN VNPT Corp, VN
4808 1646 2165 468 CHINA169-BJ China Unicom Beijing Provin
24560 1578 556 233 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 3603 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3247 1333 82 SHAW - Shaw Communications Inc., CA
18566 2195 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1955 2017 400 CHARTER-NET-HKY-NC - Charter Communicat
30036 1739 327 410 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1729 5066 639 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1676 848 227 ITCDELTA - Earthlink, Inc., US
701 1597 10629 662 UUNET - MCI Communications Services, In
16509 1505 2818 509 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 3141 163 17 ALJAWWALSTC-AS , SA
20940 2948 1110 2097 AKAMAI-ASN1 , US
9121 2250 1709 98 TTNET , TR
34984 1990 328 368 TELLCOM-AS , TR
13188 1605 99 58 TRIOLAN , UA
12479 1403 1032 53 UNI2-AS , ES
6849 1292 355 22 UKRTELNET , UA
8551 1199 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8402 1146 544 15 CORBINA-AS OJSC "Vimpelcom", RU
12389 995 1156 443 ROSTELECOM-AS , 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 3527 543 179 Telmex Colombia S.A., CO
8151 2297 3370 554 Uninet S.A. de C.V., MX
11830 1798 368 66 Instituto Costarricense de Electricidad
6503 1543 437 54 Axtel, S.A.B. de C.V., MX
7303 1522 970 251 Telecom Argentina S.A., AR
6147 1287 377 27 Telefonica del Peru S.A.A., PE
28573 1055 2271 173 CLARO S.A., BR
3816 1026 480 190 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 912 126 80 Alestra, S. de R.L. de C.V., MX
18881 877 1036 22 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 1300 402 42 LINKdotNET-AS, EG
36903 681 342 126 MT-MPLS, MA
37611 676 67 6 Afrihost, ZA
36992 575 1373 25 ETISALAT-MISR, EG
8452 490 1472 15 TE-AS TE-AS, EG
24835 486 658 16 RAYA-AS, EG
37492 396 288 72 ORANGE-TN, TN
29571 373 37 13 CITelecom-AS, CI
15399 314 35 6 WANANCHI-KE, KE
36974 275 140 11 AFNET-AS, CI
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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3669 390 249 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3603 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3527 543 179 Telmex Colombia S.A., CO
6327 3247 1333 82 SHAW - Shaw Communications Inc., CA
39891 3141 163 17 ALJAWWALSTC-AS , SA
17974 2988 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2948 1110 2097 AKAMAI-ASN1 , US
4766 2718 11133 740 KIXS-AS-KR Korea Telecom, KR
9829 2697 1498 532 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
22773 3603 3451 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3669 3420 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3527 3348 Telmex Colombia S.A., CO
6327 3247 3165 SHAW - Shaw Communications Inc., CA
39891 3141 3124 ALJAWWALSTC-AS , SA
17974 2988 2917 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2242 2209 CMNET-GD Guangdong Mobile Communication
9829 2697 2165 BSNL-NIB National Internet Backbone, IN
9121 2250 2152 TTNET , TR
18566 2195 2086 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
65220 PRIVATE 61.128.136.0/21 23456 -Reserved AS-, ZZ
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
/13:530 /14:1048 /15:1800 /16:13168 /17:7807 /18:13025
/19:25285 /20:38095 /21:40681 /22:73021 /23:61293 /24:348202
/25:525 /26:409 /27:309 /28:33 /29:17 /30:16
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3043 3247 SHAW - Shaw Communications Inc., CA
39891 2896 3141 ALJAWWALSTC-AS , SA
22773 2805 3603 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2088 2195 MEGAPATH5-US - MegaPath Corporation, US
9121 1582 2250 TTNET , TR
30036 1550 1739 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1446 3527 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1350 1605 TRIOLAN , UA
6983 1323 1676 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1587 2:823 4:23 5:2395 6:32 8:1016
12:1813 13:55 14:1774 15:24 16:2 17:104
18:127 19:1 20:49 23:2005 24:1795 27:2388
31:1828 32:83 33:11 34:1 35:3 36:378
37:2469 38:1295 39:42 40:100 41:2993 42:455
43:1929 44:52 45:2264 46:2541 47:106 49:1167
50:940 51:15 52:601 54:355 55:8 56:4
57:40 58:1567 59:993 60:388 61:1866 62:1490
63:1929 64:4527 65:2176 66:4378 67:2222 68:1153
69:3308 70:1299 71:561 72:2054 74:2593 75:401
76:415 77:1388 78:1569 79:907 80:1363 81:1425
82:971 83:716 84:856 85:1713 86:486 87:1133
88:780 89:2037 90:202 91:6092 92:986 93:2334
94:2335 95:2839 96:578 97:358 98:944 99:93
100:148 101:1204 103:13005 104:2620 105:142 106:463
107:1486 108:777 109:2491 110:1271 111:1656 112:1135
113:1172 114:1003 115:1721 116:1676 117:1581 118:2127
119:1579 120:933 121:1097 122:2281 123:2006 124:1591
125:1841 128:734 129:482 130:431 131:1396 132:617
133:179 134:526 135:209 136:385 137:398 138:1791
139:446 140:620 141:475 142:719 143:904 144:736
145:168 146:955 147:639 148:1394 149:554 150:682
151:794 152:700 153:313 154:721 155:943 156:546
157:556 158:426 159:1338 160:563 161:733 162:2446
163:534 164:778 165:1136 166:359 167:1221 168:2387
169:683 170:2472 171:266 172:839 173:1811 174:777
175:704 176:1751 177:4089 178:2413 179:1141 180:2188
181:1956 182:2121 183:1003 184:840 185:8236 186:3225
187:2227 188:2301 189:1773 190:7951 191:1335 192:9276
193:5778 194:4549 195:3862 196:1861 197:1254 198:5608
199:5821 200:7208 201:4010 202:10159 203:9819 204:4470
205:2755 206:2968 207:3157 208:4026 209:3884 210:3893
211:2066 212:2776 213:2441 214:849 215:66 216:5757
217:1978 218:826 219:597 220:1665 221:886 222:723
223:1054
End of report
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