[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Oct 7 18:01:24 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 08 Oct, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 613098
Prefixes after maximum aggregation (per Origin AS): 220270
Deaggregation factor: 2.78
Unique aggregates announced (without unneeded subnets): 299031
Total ASes present in the Internet Routing Table: 54952
Prefixes per ASN: 11.16
Origin-only ASes present in the Internet Routing Table: 36365
Origin ASes announcing only one prefix: 15357
Transit ASes present in the Internet Routing Table: 6515
Transit-only ASes present in the Internet Routing Table: 168
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 59
Unregistered ASNs in the Routing Table: 16
Number of 32-bit ASNs allocated by the RIRs: 15672
Number of 32-bit ASNs visible in the Routing Table: 12072
Prefixes from 32-bit ASNs in the Routing Table: 48549
Number of bogon 32-bit ASNs visible in the Routing Table: 171
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 368
Number of addresses announced to Internet: 2831156388
Equivalent to 168 /8s, 192 /16s and 4 /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: 98.3
Total number of prefixes smaller than registry allocations: 199304
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156388
Total APNIC prefixes after maximum aggregation: 42908
APNIC Deaggregation factor: 3.64
Prefixes being announced from the APNIC address blocks: 170156
Unique aggregates announced from the APNIC address blocks: 69373
APNIC Region origin ASes present in the Internet Routing Table: 5186
APNIC Prefixes per ASN: 32.81
APNIC Region origin ASes announcing only one prefix: 1148
APNIC Region transit ASes present in the Internet Routing Table: 939
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2406
Number of APNIC addresses announced to Internet: 760131012
Equivalent to 45 /8s, 78 /16s and 173 /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: 184574
Total ARIN prefixes after maximum aggregation: 89501
ARIN Deaggregation factor: 2.06
Prefixes being announced from the ARIN address blocks: 190411
Unique aggregates announced from the ARIN address blocks: 88508
ARIN Region origin ASes present in the Internet Routing Table: 16168
ARIN Prefixes per ASN: 11.78
ARIN Region origin ASes announcing only one prefix: 5673
ARIN Region transit ASes present in the Internet Routing Table: 1700
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: 1499
Number of ARIN addresses announced to Internet: 1107151264
Equivalent to 65 /8s, 253 /16s and 201 /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: 146152
Total RIPE prefixes after maximum aggregation: 71972
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 156615
Unique aggregates announced from the RIPE address blocks: 96828
RIPE Region origin ASes present in the Internet Routing Table: 18129
RIPE Prefixes per ASN: 8.64
RIPE Region origin ASes announcing only one prefix: 7815
RIPE Region transit ASes present in the Internet Routing Table: 3040
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5059
Number of RIPE addresses announced to Internet: 709023488
Equivalent to 42 /8s, 66 /16s and 215 /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: 62520
Total LACNIC prefixes after maximum aggregation: 12578
LACNIC Deaggregation factor: 4.97
Prefixes being announced from the LACNIC address blocks: 78550
Unique aggregates announced from the LACNIC address blocks: 37624
LACNIC Region origin ASes present in the Internet Routing Table: 2482
LACNIC Prefixes per ASN: 31.65
LACNIC Region origin ASes announcing only one prefix: 544
LACNIC Region transit ASes present in the Internet Routing Table: 587
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2844
Number of LACNIC addresses announced to Internet: 170638912
Equivalent to 10 /8s, 43 /16s and 190 /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: 14855
Total AfriNIC prefixes after maximum aggregation: 3301
AfriNIC Deaggregation factor: 4.50
Prefixes being announced from the AfriNIC address blocks: 16998
Unique aggregates announced from the AfriNIC address blocks: 6371
AfriNIC Region origin ASes present in the Internet Routing Table: 740
AfriNIC Prefixes per ASN: 22.97
AfriNIC Region origin ASes announcing only one prefix: 177
AfriNIC Region transit ASes present in the Internet Routing Table: 184
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: 264
Number of AfriNIC addresses announced to Internet: 83812096
Equivalent to 4 /8s, 254 /16s and 223 /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 5559 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3532 382 249 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2953 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2815 11131 853 KIXS-AS-KR Korea Telecom, KR
9829 2699 1497 532 BSNL-NIB National Internet Backbone, IN
9808 2185 8781 42 CMNET-GD Guangdong Mobile Communication
4755 2056 429 219 TATACOMM-AS TATA Communications formerl
4808 1769 2289 522 CHINA169-BJ China Unicom Beijing Provin
45899 1563 1235 90 VNPT-AS-VN VNPT Corp, VN
24560 1549 516 220 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 3526 2964 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6389 2218 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
18566 2196 405 110 MEGAPATH5-US - MegaPath Corporation, US
20115 1941 1985 406 CHARTER-NET-HKY-NC - Charter Communicat
30036 1746 336 294 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1725 5070 658 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1677 848 227 ITCDELTA - Earthlink, Inc., US
701 1612 10674 674 UUNET - MCI Communications Services, In
16509 1424 2537 474 AMAZON-02 - Amazon.com, Inc., US
7018 1366 20092 1006 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 3329 169 15 ALJAWWALSTC-AS , SA
20940 2805 1054 2007 AKAMAI-ASN1 , US
34984 1977 326 354 TELLCOM-AS , TR
12479 1360 1018 46 UNI2-AS , ES
13188 1267 99 57 BANKINFORM-AS , UA
8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1142 355 21 UKRTELNET , UA
8402 1096 544 15 CORBINA-AS Russia, RU
12389 923 1120 406 ROSTELECOM-AS , RU
6830 892 2755 467 LGI-UPC formerly known as UPC Broadband
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 3497 540 183 Telmex Colombia S.A., CO
8151 2265 3353 556 Uninet S.A. de C.V., MX
7303 1547 958 246 Telecom Argentina S.A., AR
6503 1419 437 54 Axtel, S.A.B. de C.V., MX
11830 1322 367 57 Instituto Costarricense de Electricidad
6147 1230 377 27 Telefonica del Peru S.A.A., PE
28573 1000 2221 197 CLARO S.A., BR
7738 994 1882 40 Telemar Norte Leste S.A., BR
3816 974 471 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 906 125 76 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 1184 402 50 LINKdotNET-AS, EG
36903 682 343 125 MT-MPLS, MA
37611 665 67 6 Afrihost, ZA
36992 565 1373 25 ETISALAT-MISR, EG
8452 518 1471 15 TE-AS TE-AS, EG
37492 384 250 69 ORANGE-TN, TN
24835 350 611 17 RAYA-AS, EG
29571 332 37 12 CITelecom-AS, CI
15399 302 35 7 WANANCHI-KE, KE
2018 269 327 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 5559 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3532 382 249 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3526 2964 146 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3497 540 183 Telmex Colombia S.A., CO
39891 3329 169 15 ALJAWWALSTC-AS , SA
17974 2953 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2815 11131 853 KIXS-AS-KR Korea Telecom, KR
20940 2805 1054 2007 AKAMAI-ASN1 , US
9829 2699 1497 532 BSNL-NIB National Internet Backbone, IN
8151 2265 3353 556 Uninet S.A. de C.V., MX
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 3526 3380 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3497 3314 Telmex Colombia S.A., CO
39891 3329 3314 ALJAWWALSTC-AS , SA
7545 3532 3283 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2953 2875 TELKOMNET-AS2-AP PT Telekomunikasi Indo
6389 2218 2177 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
9829 2699 2167 BSNL-NIB National Internet Backbone, IN
9808 2185 2143 CMNET-GD Guangdong Mobile Communication
18566 2196 2086 MEGAPATH5-US - MegaPath Corporation, US
4766 2815 1962 KIXS-AS-KR Korea Telecom, KR
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
65512 PRIVATE 45.252.244.0/24 45899 VNPT-AS-VN VNPT Corp, VN
65512 PRIVATE 45.252.245.0/24 45899 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.249.144.0/20 40430 COLO4JAX-AS - colo4jax, LLC, US
27.100.7.0/24 56096 UNKNOWN
41.73.1.0/24 37004 -Reserved AS-, ZZ
41.73.2.0/24 37004 -Reserved AS-, ZZ
41.73.3.0/24 37004 -Reserved AS-, ZZ
41.73.4.0/24 37004 -Reserved AS-, ZZ
41.73.5.0/24 37004 -Reserved AS-, ZZ
41.73.6.0/24 37004 -Reserved AS-, ZZ
41.73.7.0/24 37004 -Reserved AS-, ZZ
41.73.8.0/24 37004 -Reserved AS-, ZZ
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 /12:273
/13:523 /14:1052 /15:1775 /16:13173 /17:7840 /18:13061
/19:25397 /20:38800 /21:40321 /22:68217 /23:59789 /24:341400
/25:473 /26:397 /27:303 /28:57 /29:32 /30:13
/31:1 /32:33
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2896 3329 ALJAWWALSTC-AS , SA
22773 2747 3526 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2088 2196 MEGAPATH5-US - MegaPath Corporation, US
30036 1561 1746 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1422 3497 Telmex Colombia S.A., CO
6389 1416 2218 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
6983 1325 1677 ITCDELTA - Earthlink, Inc., US
34984 1262 1977 TELLCOM-AS , TR
11492 1211 1303 CABLEONE - CABLE ONE, INC., US
13188 1042 1267 BANKINFORM-AS , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1670 2:786 4:23 5:2196 6:31 8:992
12:1800 13:44 14:1743 15:46 16:2 17:99
18:126 20:50 22:1 23:1869 24:1809 27:2322
31:1790 32:83 33:4 35:4 36:326 37:2321
38:1260 39:36 40:102 41:2970 42:453 43:1862
44:45 45:2150 46:2544 47:98 49:1178 50:911
51:13 52:553 53:2 54:350 55:6 56:4
57:41 58:1568 59:1018 60:376 61:1826 62:1510
63:1917 64:4581 65:2175 66:4271 67:2216 68:1131
69:3267 70:1284 71:557 72:2080 74:2583 75:402
76:415 77:1404 78:1217 79:925 80:1307 81:1406
82:988 83:705 84:872 85:1575 86:482 87:1134
88:553 89:2095 90:222 91:6104 92:918 93:2369
94:2418 95:2496 96:578 97:344 98:958 99:89
100:147 101:1157 103:12506 104:2566 105:126 106:441
107:1435 108:780 109:2277 110:1278 111:1638 112:1069
113:1145 114:1084 115:1688 116:1678 117:1569 118:2050
119:1578 120:937 121:1122 122:2268 123:2035 124:1569
125:1827 128:693 129:438 130:419 131:1379 132:607
133:175 134:488 135:198 136:386 137:397 138:1781
139:431 140:601 141:447 142:668 143:957 144:726
145:165 146:956 147:653 148:1392 149:540 150:659
151:899 152:673 153:301 154:693 155:950 156:529
157:533 158:389 159:1207 160:517 161:735 162:2408
163:570 164:775 165:1120 166:336 167:1188 168:2253
169:658 170:1992 171:252 172:748 173:1738 174:767
175:671 176:1727 177:4038 178:2244 179:1174 180:2148
181:1918 182:2080 183:1006 184:835 185:7591 186:3201
187:2149 188:2208 189:1757 190:7832 191:1302 192:9040
193:5745 194:4461 195:3849 196:1784 197:1214 198:5589
199:5757 200:7176 201:3705 202:10120 203:9838 204:4513
205:2735 206:2999 207:3075 208:4069 209:3872 210:3887
211:2045 212:2731 213:2347 214:861 215:68 216:5704
217:1989 218:804 219:611 220:1634 221:880 222:698
223:1311
End of report
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