[SANOG] [NANOG]
Routing Analysis Role Account
cscora at apnic.net
Fri Apr 28 18:02:44 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 29 Apr, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 646390
Prefixes after maximum aggregation (per Origin AS): 251692
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 311592
Total ASes present in the Internet Routing Table: 57001
Prefixes per ASN: 11.34
Origin-only ASes present in the Internet Routing Table: 49321
Origin ASes announcing only one prefix: 21825
Transit ASes present in the Internet Routing Table: 7680
Transit-only ASes present in the Internet Routing Table: 222
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 74
Numnber of instances of unregistered ASNs: 78
Number of 32-bit ASNs allocated by the RIRs: 18344
Number of 32-bit ASNs visible in the Routing Table: 14244
Prefixes from 32-bit ASNs in the Routing Table: 57829
Number of bogon 32-bit ASNs visible in the Routing Table: 45
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 407
Number of addresses announced to Internet: 2843747684
Equivalent to 169 /8s, 128 /16s and 37 /24s
Percentage of available address space announced: 76.8
Percentage of allocated address space announced: 76.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.6
Total number of prefixes smaller than registry allocations: 216443
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 176775
Total APNIC prefixes after maximum aggregation: 50902
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 175973
Unique aggregates announced from the APNIC address blocks: 72665
APNIC Region origin ASes present in the Internet Routing Table: 8043
APNIC Prefixes per ASN: 21.88
APNIC Region origin ASes announcing only one prefix: 2234
APNIC Region transit ASes present in the Internet Routing Table: 1131
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2872
Number of APNIC addresses announced to Internet: 763129956
Equivalent to 45 /8s, 124 /16s and 112 /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: 197199
Total ARIN prefixes after maximum aggregation: 94115
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 199330
Unique aggregates announced from the ARIN address blocks: 91347
ARIN Region origin ASes present in the Internet Routing Table: 17884
ARIN Prefixes per ASN: 11.15
ARIN Region origin ASes announcing only one prefix: 6629
ARIN Region transit ASes present in the Internet Routing Table: 1777
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: 1934
Number of ARIN addresses announced to Internet: 1108813216
Equivalent to 66 /8s, 23 /16s and 37 /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: 174650
Total RIPE prefixes after maximum aggregation: 84962
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 170192
Unique aggregates announced from the RIPE address blocks: 101899
RIPE Region origin ASes present in the Internet Routing Table: 23955
RIPE Prefixes per ASN: 7.10
RIPE Region origin ASes announcing only one prefix: 11054
RIPE Region transit ASes present in the Internet Routing Table: 3394
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: 5776
Number of RIPE addresses announced to Internet: 711734144
Equivalent to 42 /8s, 108 /16s and 51 /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: 80565
Total LACNIC prefixes after maximum aggregation: 17881
LACNIC Deaggregation factor: 4.51
Prefixes being announced from the LACNIC address blocks: 81773
Unique aggregates announced from the LACNIC address blocks: 38374
LACNIC Region origin ASes present in the Internet Routing Table: 5834
LACNIC Prefixes per ASN: 14.02
LACNIC Region origin ASes announcing only one prefix: 1589
LACNIC Region transit ASes present in the Internet Routing Table: 1080
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3350
Number of LACNIC addresses announced to Internet: 170401248
Equivalent to 10 /8s, 40 /16s and 29 /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: 17093
Total AfriNIC prefixes after maximum aggregation: 3769
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 18715
Unique aggregates announced from the AfriNIC address blocks: 6955
AfriNIC Region origin ASes present in the Internet Routing Table: 1035
AfriNIC Prefixes per ASN: 18.08
AfriNIC Region origin ASes announcing only one prefix: 319
AfriNIC Region transit ASes present in the Internet Routing Table: 207
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 312
Number of AfriNIC addresses announced to Internet: 89192448
Equivalent to 5 /8s, 80 /16s and 248 /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 5569 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3781 392 270 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2931 901 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2762 11150 758 KIXS-AS-KR Korea Telecom, KR
9829 2731 1498 548 BSNL-NIB National Internet Backbone, IN
9808 2210 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2075 421 221 TATACOMM-AS TATA Communications formerl
45899 1985 1388 110 VNPT-AS-VN VNPT Corp, VN
7552 1576 1101 55 VIETEL-AS-AP Viettel Corporation, VN
9583 1573 121 541 SIFY-AS-IN Sify Limited, IN
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 4008 2969 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3364 1333 80 SHAW - Shaw Communications Inc., CA
18566 2184 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2069 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1998 2139 409 CHARTER-NET-HKY-NC - Charter Communicat
209 1794 5067 635 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1771 3420 571 AMAZON-02 - Amazon.com, Inc., US
30036 1747 322 341 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1691 854 230 ITCDELTA - Earthlink, Inc., US
701 1568 10579 640 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 3338 187 22 ALJAWWALSTC-AS, SA
8551 3240 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2892 1014 2071 AKAMAI-ASN1, US
9121 2660 1691 17 TTNET, TR
34984 2011 328 386 TELLCOM-AS, TR
13188 1602 99 56 TRIOLAN, UA
12479 1562 1044 52 UNI2-AS, ES
12389 1479 1357 612 ROSTELECOM-AS, RU
9198 1323 352 25 KAZTELECOM-AS, KZ
6849 1226 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
10620 3535 544 172 Telmex Colombia S.A., CO
8151 2520 3396 564 Uninet S.A. de C.V., MX
11830 1819 369 57 Instituto Costarricense de Electricidad
7303 1557 1005 247 Telecom Argentina S.A., AR
6503 1540 437 53 Axtel, S.A.B. de C.V., MX
6147 1266 377 27 Telefonica del Peru S.A.A., PE
28573 1081 2286 179 CLARO S.A., BR
3816 1017 494 187 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11664 956 232 91 Techtel LMDS Comunicaciones Interactiva
11172 929 126 80 Alestra, S. de R.L. de C.V., MX
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 1271 398 44 LINKdotNET-AS, EG
36903 715 359 128 MT-MPLS, MA
37611 704 67 7 Afrihost, ZA
36992 625 1375 26 ETISALAT-MISR, EG
24835 498 722 14 RAYA-AS, EG
8452 412 1730 17 TE-AS TE-AS, EG
37492 408 319 74 ORANGE-, TN
29571 367 36 10 CITelecom-AS, CI
15399 346 35 7 WANANCHI-, 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 5569 4190 74 ERX-CERNET-BKB China Education and Rese
22773 4008 2969 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3781 392 270 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3535 544 172 Telmex Colombia S.A., CO
6327 3364 1333 80 SHAW - Shaw Communications Inc., CA
39891 3338 187 22 ALJAWWALSTC-AS, SA
8551 3240 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
17974 2931 901 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2892 1014 2071 AKAMAI-ASN1, US
4766 2762 11150 758 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 4008 3856 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3781 3511 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3535 3363 Telmex Colombia S.A., CO
39891 3338 3316 ALJAWWALSTC-AS, SA
6327 3364 3284 SHAW - Shaw Communications Inc., CA
8551 3240 3199 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
17974 2931 2853 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2660 2643 TTNET, TR
9829 2731 2183 BSNL-NIB National Internet Backbone, IN
9808 2210 2177 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
205948 UNALLOCATED 5.1.77.0/24 34549 MEER-AS meerfarbig GmbH & Co.
65500 PRIVATE 5.140.202.0/24 31094 TTKNET Tyumen, Russia, RU
65500 PRIVATE 5.140.203.0/24 31094 TTKNET Tyumen, Russia, RU
65500 PRIVATE 5.141.238.0/24 31094 TTKNET Tyumen, Russia, RU
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
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.161.128.0/17 393899 -Reserved AS-, ZZ
27.100.7.0/24 56096 UNKNOWN
41.76.232.0/21 203496 AB-TELECOM, RU
41.77.248.0/21 203496 AB-TELECOM, RU
41.78.12.0/23 203496 AB-TELECOM, RU
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.242.132.0/23 203496 AB-TELECOM, RU
43.224.140.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.141.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.142.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
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 /11:103 /12:280
/13:545 /14:1042 /15:1838 /16:13455 /17:7600 /18:13417
/19:24699 /20:38377 /21:41346 /22:76410 /23:63518 /24:361488
/25:841 /26:618 /27:631 /28:41 /29:24 /30:25
/31:1 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 3163 4008 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
6327 3158 3364 SHAW - Shaw Communications Inc., CA
39891 2898 3338 ALJAWWALSTC-AS, SA
8551 2702 3240 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2077 2184 MEGAPATH5-US - MegaPath Corporation, US
9121 1907 2660 TTNET, TR
30036 1550 1747 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1463 3535 Telmex Colombia S.A., CO
6389 1375 2069 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
13188 1344 1602 TRIOLAN, UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1606 2:820 4:26 5:2430 6:34 8:1071
12:1833 13:114 14:1786 15:26 16:2 17:120
18:120 19:1 20:56 23:2229 24:1874 25:2
27:2394 31:1899 32:89 33:6 35:20 36:395
37:2577 38:1354 39:44 40:98 41:3064 42:464
43:1916 44:71 45:2553 46:2753 47:119 49:1183
50:975 51:18 52:805 54:359 55:6 56:4
57:41 58:1586 59:1036 60:386 61:1907 62:1541
63:1922 64:4592 65:2213 66:4567 67:2258 68:1232
69:3334 70:1318 71:568 72:2194 74:2654 75:392
76:428 77:1444 78:1662 79:2070 80:1378 81:1415
82:995 83:758 84:875 85:1804 86:484 87:1156
88:836 89:2075 90:169 91:6158 92:1008 93:2357
94:2325 95:2862 96:594 97:359 98:1001 99:89
100:156 101:1261 103:14502 104:2845 105:180 106:498
107:1616 108:811 109:3413 110:1332 111:1741 112:1172
113:1219 114:1036 115:1784 116:1782 117:1710 118:2152
119:1584 120:1000 121:1101 122:2235 123:1803 124:1538
125:1879 128:737 129:625 130:437 131:1377 132:515
133:190 134:620 135:220 136:515 137:431 138:1924
139:455 140:372 141:562 142:737 143:955 144:778
145:169 146:1039 147:660 148:1383 149:565 150:715
151:957 152:759 153:297 154:795 155:745 156:580
157:622 158:449 159:1462 160:578 161:751 162:2484
163:524 164:790 165:1215 166:385 167:1237 168:2620
169:775 170:3130 171:299 172:979 173:1852 174:825
175:734 176:1833 177:4028 178:2456 179:1136 180:2169
181:1844 182:2319 183:983 184:847 185:9506 186:3191
187:2203 188:2640 189:1785 190:8117 191:1307 192:9388
193:5788 194:4650 195:3851 196:2064 197:1264 198:5513
199:5873 200:7272 201:4066 202:10349 203:9862 204:4475
205:2810 206:3008 207:3127 208:4020 209:3983 210:3968
211:2130 212:2794 213:2494 214:873 215:65 216:5895
217:2075 218:833 219:605 220:1652 221:909 222:760
223:1174
End of report
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