[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Feb 17 18:02:30 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,
MENOG, 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 18 Feb, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 635871
Prefixes after maximum aggregation (per Origin AS): 247826
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 306367
Total ASes present in the Internet Routing Table: 56267
Prefixes per ASN: 11.30
Origin-only ASes present in the Internet Routing Table: 48704
Origin ASes announcing only one prefix: 21704
Transit ASes present in the Internet Routing Table: 7563
Transit-only ASes present in the Internet Routing Table: 208
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 41
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 71
Numnber of instances of unregistered ASNs: 72
Number of 32-bit ASNs allocated by the RIRs: 17355
Number of 32-bit ASNs visible in the Routing Table: 13507
Prefixes from 32-bit ASNs in the Routing Table: 54157
Number of bogon 32-bit ASNs visible in the Routing Table: 47
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 416
Number of addresses announced to Internet: 2833030564
Equivalent to 168 /8s, 220 /16s and 157 /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: 212477
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 173711
Total APNIC prefixes after maximum aggregation: 49697
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 173034
Unique aggregates announced from the APNIC address blocks: 71428
APNIC Region origin ASes present in the Internet Routing Table: 7873
APNIC Prefixes per ASN: 21.98
APNIC Region origin ASes announcing only one prefix: 2196
APNIC Region transit ASes present in the Internet Routing Table: 1127
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 41
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2702
Number of APNIC addresses announced to Internet: 760465540
Equivalent to 45 /8s, 83 /16s and 200 /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: 193535
Total ARIN prefixes after maximum aggregation: 92922
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 195954
Unique aggregates announced from the ARIN address blocks: 89899
ARIN Region origin ASes present in the Internet Routing Table: 17786
ARIN Prefixes per ASN: 11.02
ARIN Region origin ASes announcing only one prefix: 6632
ARIN Region transit ASes present in the Internet Routing Table: 1762
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: 1774
Number of ARIN addresses announced to Internet: 1104178336
Equivalent to 65 /8s, 208 /16s and 108 /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: 170001
Total RIPE prefixes after maximum aggregation: 83919
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 165322
Unique aggregates announced from the RIPE address blocks: 99924
RIPE Region origin ASes present in the Internet Routing Table: 23702
RIPE Prefixes per ASN: 6.98
RIPE Region origin ASes announcing only one prefix: 10974
RIPE Region transit ASes present in the Internet Routing Table: 3356
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: 5566
Number of RIPE addresses announced to Internet: 709624448
Equivalent to 42 /8s, 76 /16s and 2 /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: 82075
Total LACNIC prefixes after maximum aggregation: 17546
LACNIC Deaggregation factor: 4.68
Prefixes being announced from the LACNIC address blocks: 83205
Unique aggregates announced from the LACNIC address blocks: 37958
LACNIC Region origin ASes present in the Internet Routing Table: 5653
LACNIC Prefixes per ASN: 14.72
LACNIC Region origin ASes announcing only one prefix: 1575
LACNIC Region transit ASes present in the Internet Routing Table: 1042
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: 3173
Number of LACNIC addresses announced to Internet: 170727680
Equivalent to 10 /8s, 45 /16s and 25 /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: 16444
Total AfriNIC prefixes after maximum aggregation: 3685
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 17940
Unique aggregates announced from the AfriNIC address blocks: 6794
AfriNIC Region origin ASes present in the Internet Routing Table: 1020
AfriNIC Prefixes per ASN: 17.59
AfriNIC Region origin ASes announcing only one prefix: 327
AfriNIC Region transit ASes present in the Internet Routing Table: 193
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: 292
Number of AfriNIC addresses announced to Internet: 87572736
Equivalent to 5 /8s, 56 /16s and 65 /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 5546 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3731 391 257 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2985 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2734 11133 745 KIXS-AS-KR Korea Telecom, KR
9829 2699 1499 541 BSNL-NIB National Internet Backbone, IN
9808 2282 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2053 420 217 TATACOMM-AS TATA Communications formerl
45899 1857 1299 103 VNPT-AS-VN VNPT Corp, VN
4808 1636 1785 447 CHINA169-BJ China Unicom Beijing Provin
24560 1566 577 258 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 3633 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3284 1333 83 SHAW - Shaw Communications Inc., CA
18566 2190 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2063 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1969 2035 400 CHARTER-NET-HKY-NC - Charter Communicat
209 1726 5067 640 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1690 317 455 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16509 1688 3065 546 AMAZON-02 - Amazon.com, Inc., US
6983 1680 852 227 ITCDELTA - Earthlink, Inc., US
701 1587 10604 656 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 3334 171 18 ALJAWWALSTC-AS , SA
20940 3036 1137 2142 AKAMAI-ASN1 , US
9121 2624 1691 18 TTNET , TR
34984 1985 327 387 TELLCOM-AS , TR
13188 1617 99 62 TRIOLAN , UA
8551 1603 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12479 1490 1033 50 UNI2-AS , ES
9198 1311 352 24 KAZTELECOM-AS , KZ
6849 1304 355 22 UKRTELNET , UA
12389 1265 1212 487 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 3531 543 188 Telmex Colombia S.A., CO
26615 3046 2330 44 Tim Celular S.A., BR
8151 2490 3374 550 Uninet S.A. de C.V., MX
11830 1803 368 66 Instituto Costarricense de Electricidad
6503 1567 437 54 Axtel, S.A.B. de C.V., MX
7303 1428 876 254 Telecom Argentina S.A., AR
6147 1358 377 27 Telefonica del Peru S.A.A., PE
28573 1063 2282 180 CLARO S.A., BR
3816 1003 480 182 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 979 280 36 Techtel LMDS Comunicaciones Interactiva
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 1297 398 41 LINKdotNET-AS, EG
36903 718 361 122 MT-MPLS, MA
37611 691 67 6 Afrihost, ZA
36992 587 1373 25 ETISALAT-MISR, EG
24835 489 658 16 RAYA-AS, EG
8452 447 1474 16 TE-AS TE-AS, EG
37492 392 316 74 ORANGE-TN, TN
29571 366 36 10 CITelecom-AS, CI
15399 327 35 6 WANANCHI-KE, KE
2018 273 327 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 5546 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3731 391 257 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3633 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3531 543 188 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3284 1333 83 SHAW - Shaw Communications Inc., CA
26615 3046 2330 44 Tim Celular S.A., BR
20940 3036 1137 2142 AKAMAI-ASN1 , US
17974 2985 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2734 11133 745 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 3633 3482 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3731 3474 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3531 3343 Telmex Colombia S.A., CO
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3284 3201 SHAW - Shaw Communications Inc., CA
26615 3046 3002 Tim Celular S.A., BR
17974 2985 2914 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2624 2606 TTNET , TR
9808 2282 2249 CMNET-GD Guangdong Mobile Communication Co.Ltd.
9829 2699 2158 BSNL-NIB National Internet Backbone, IN
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
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
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
65555 UNALLOCATED 37.142.172.0/24 21450 MIRS-AS , IL
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
41.73.21.0/24 37004 Suburban-Broadband-AS, NG
41.73.22.0/24 37004 Suburban-Broadband-AS, NG
41.73.23.0/24 37004 Suburban-Broadband-AS, NG
41.76.232.0/21 203496 AB-TELECOM , RU
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
/13:535 /14:1047 /15:1801 /16:13165 /17:7765 /18:13085
/19:24959 /20:38121 /21:40928 /22:74244 /23:62948 /24:355462
/25:561 /26:414 /27:294 /28:35 /29:18 /30:18
/31:1 /32:26
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3080 3284 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2828 3633 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
26615 2562 3046 Tim Celular S.A., BR
18566 2083 2190 MEGAPATH5-US - MegaPath Corporation, US
9121 1835 2624 TTNET , TR
30036 1501 1690 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1456 3531 Telmex Colombia S.A., CO
6389 1372 2063 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
13188 1360 1617 TRIOLAN , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1594 2:832 4:25 5:2452 6:34 8:1052
12:1811 13:78 14:1777 15:22 16:2 17:100
18:128 19:1 20:53 23:2012 24:1850 25:2
27:2387 31:1862 32:89 33:4 34:1 35:3
36:359 37:2541 38:1312 39:43 40:99 41:2846
42:455 43:1930 44:63 45:2358 46:2581 47:109
49:1211 50:946 51:18 52:743 54:357 55:7
56:4 57:41 58:1626 59:986 60:387 61:1901
62:1504 63:1927 64:4563 65:2171 66:4437 67:2225
68:1169 69:3320 70:1300 71:571 72:2121 74:2605
75:402 76:407 77:1429 78:1675 79:1280 80:1358
81:1407 82:983 83:726 84:861 85:1732 86:484
87:1134 88:829 89:2035 90:209 91:6120 92:982
93:2376 94:2362 95:2827 96:568 97:357 98:938
99:88 100:153 101:1239 103:13702 104:2742 105:156
106:485 107:1551 108:795 109:2575 110:1287 111:1657
112:1149 113:1236 114:1043 115:1732 116:1762 117:1654
118:2055 119:1564 120:956 121:1096 122:2313 123:2016
124:1538 125:1814 128:731 129:619 130:412 131:1367
132:518 133:191 134:527 135:210 136:505 137:412
138:1840 139:500 140:369 141:520 142:729 143:887
144:758 145:167 146:1020 147:654 148:1271 149:570
150:692 151:941 152:723 153:319 154:755 155:970
156:552 157:595 158:447 159:1396 160:568 161:726
162:2479 163:529 164:782 165:1150 166:376 167:1257
168:2531 169:743 170:2772 171:274 172:936 173:1832
174:805 175:720 176:1775 177:4195 178:2473 179:1623
180:2085 181:2036 182:2209 183:1041 184:830 185:8759
186:3174 187:2680 188:2354 189:1808 190:8152 191:1914
192:9300 193:5770 194:4624 195:3859 196:1946 197:1257
198:5567 199:5842 200:7394 201:4121 202:10124 203:9877
204:4438 205:2763 206:2985 207:3134 208:3993 209:3927
210:3917 211:2098 212:2793 213:2480 214:857 215:64
216:5822 217:1993 218:834 219:611 220:1688 221:898
222:738 223:1147
End of report
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