[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Sep 23 18:01:30 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 24 Sep, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 611401
Prefixes after maximum aggregation (per Origin AS): 220201
Deaggregation factor: 2.78
Unique aggregates announced (without unneeded subnets): 298301
Total ASes present in the Internet Routing Table: 54892
Prefixes per ASN: 11.14
Origin-only ASes present in the Internet Routing Table: 36377
Origin ASes announcing only one prefix: 15380
Transit ASes present in the Internet Routing Table: 6523
Transit-only ASes present in the Internet Routing Table: 171
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: 65
Unregistered ASNs in the Routing Table: 20
Number of 32-bit ASNs allocated by the RIRs: 15526
Number of 32-bit ASNs visible in the Routing Table: 11992
Prefixes from 32-bit ASNs in the Routing Table: 47864
Number of bogon 32-bit ASNs visible in the Routing Table: 102
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 342
Number of addresses announced to Internet: 2828439524
Equivalent to 168 /8s, 150 /16s and 143 /24s
Percentage of available address space announced: 76.4
Percentage of allocated address space announced: 76.4
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 198636
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156403
Total APNIC prefixes after maximum aggregation: 42921
APNIC Deaggregation factor: 3.64
Prefixes being announced from the APNIC address blocks: 170011
Unique aggregates announced from the APNIC address blocks: 69184
APNIC Region origin ASes present in the Internet Routing Table: 5191
APNIC Prefixes per ASN: 32.75
APNIC Region origin ASes announcing only one prefix: 1148
APNIC Region transit ASes present in the Internet Routing Table: 947
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2389
Number of APNIC addresses announced to Internet: 759948228
Equivalent to 45 /8s, 75 /16s and 227 /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: 184481
Total ARIN prefixes after maximum aggregation: 89596
ARIN Deaggregation factor: 2.06
Prefixes being announced from the ARIN address blocks: 190286
Unique aggregates announced from the ARIN address blocks: 88489
ARIN Region origin ASes present in the Internet Routing Table: 16188
ARIN Prefixes per ASN: 11.75
ARIN Region origin ASes announcing only one prefix: 5689
ARIN Region transit ASes present in the Internet Routing Table: 1705
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: 1477
Number of ARIN addresses announced to Internet: 1107456736
Equivalent to 66 /8s, 2 /16s and 114 /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: 146000
Total RIPE prefixes after maximum aggregation: 71898
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 156352
Unique aggregates announced from the RIPE address blocks: 96559
RIPE Region origin ASes present in the Internet Routing Table: 18136
RIPE Prefixes per ASN: 8.62
RIPE Region origin ASes announcing only one prefix: 7827
RIPE Region transit ASes present in the Internet Routing Table: 3039
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5056
Number of RIPE addresses announced to Internet: 708744960
Equivalent to 42 /8s, 62 /16s and 151 /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: 61851
Total LACNIC prefixes after maximum aggregation: 12484
LACNIC Deaggregation factor: 4.95
Prefixes being announced from the LACNIC address blocks: 77626
Unique aggregates announced from the LACNIC address blocks: 37425
LACNIC Region origin ASes present in the Internet Routing Table: 2474
LACNIC Prefixes per ASN: 31.38
LACNIC Region origin ASes announcing only one prefix: 544
LACNIC Region transit ASes present in the Internet Routing Table: 579
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2807
Number of LACNIC addresses announced to Internet: 170771520
Equivalent to 10 /8s, 45 /16s and 196 /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: 14736
Total AfriNIC prefixes after maximum aggregation: 3292
AfriNIC Deaggregation factor: 4.48
Prefixes being announced from the AfriNIC address blocks: 16784
Unique aggregates announced from the AfriNIC address blocks: 6330
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 22.90
AfriNIC Region origin ASes announcing only one prefix: 172
AfriNIC Region transit ASes present in the Internet Routing Table: 182
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 263
Number of AfriNIC addresses announced to Internet: 81179648
Equivalent to 4 /8s, 214 /16s and 180 /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 5558 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3525 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 3014 11138 984 KIXS-AS-KR Korea Telecom, KR
17974 2943 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2694 1497 532 BSNL-NIB National Internet Backbone, IN
9808 2246 8781 42 CMNET-GD Guangdong Mobile Communication
4755 2053 429 222 TATACOMM-AS TATA Communications formerl
4808 1757 2289 524 CHINA169-BJ China Unicom Beijing Provin
45899 1601 1235 89 VNPT-AS-VN VNPT Corp, VN
24560 1548 515 223 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 3515 2964 145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6389 2221 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
18566 2194 405 110 MEGAPATH5-US - MegaPath Corporation, US
20115 1940 1982 405 CHARTER-NET-HKY-NC - Charter Communicat
30036 1752 339 291 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1730 5071 664 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1676 848 227 ITCDELTA - Earthlink, Inc., US
701 1625 10693 678 UUNET - MCI Communications Services, In
16509 1403 2534 472 AMAZON-02 - Amazon.com, Inc., US
7018 1365 20092 1005 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 2816 1069 1999 AKAMAI-ASN1 , US
34984 1968 325 361 TELLCOM-AS , TR
12479 1343 1018 46 UNI2-AS , ES
13188 1236 99 57 BANKINFORM-AS , UA
8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1144 355 21 UKRTELNET , UA
8402 1089 544 15 CORBINA-AS Russia, RU
9198 934 352 25 KAZTELECOM-AS , KZ
12389 925 1113 401 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 3484 540 184 Telmex Colombia S.A., CO
8151 2284 3396 558 Uninet S.A. de C.V., MX
7303 1543 955 245 Telecom Argentina S.A., AR
6503 1404 437 55 Axtel, S.A.B. de C.V., MX
11830 1326 367 57 Instituto Costarricense de Electricidad
6147 1078 377 27 Telefonica del Peru S.A.A., PE
7738 994 1882 40 Telemar Norte Leste S.A., BR
3816 965 468 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 934 2203 176 CLARO S.A., BR
11172 907 125 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 1179 402 50 LINKdotNET-AS, EG
36903 684 344 115 MT-MPLS, MA
37611 666 51 5 Afrihost, ZA
36992 547 1373 25 ETISALAT-MISR, EG
8452 539 1472 15 TE-AS TE-AS, EG
37492 384 250 69 ORANGE-TN, TN
24835 349 611 17 RAYA-AS, EG
29571 318 37 12 CITelecom-AS, CI
15399 298 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 5558 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3525 382 250 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3515 2964 145 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3484 540 184 Telmex Colombia S.A., CO
39891 3329 169 15 ALJAWWALSTC-AS , SA
4766 3014 11138 984 KIXS-AS-KR Korea Telecom, KR
17974 2943 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2816 1069 1999 AKAMAI-ASN1 , US
9829 2694 1497 532 BSNL-NIB National Internet Backbone, IN
8151 2284 3396 558 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 3515 3370 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
39891 3329 3314 ALJAWWALSTC-AS , SA
10620 3484 3300 Telmex Colombia S.A., CO
7545 3525 3275 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2943 2865 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2246 2204 CMNET-GD Guangdong Mobile Communication
6389 2221 2180 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
9829 2694 2162 BSNL-NIB National Internet Backbone, IN
18566 2194 2084 MEGAPATH5-US - MegaPath Corporation, US
4766 3014 2030 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
65412 PRIVATE 41.89.7.0/24 36866 JTL, KE
65512 PRIVATE 45.252.244.0/24 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
24.49.144.0/20 30164 USACOMMUNICATIONS-1 - USA COMPANIES, LP
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
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 /15:1773 /16:13150 /17:7833 /18:13012
/19:25408 /20:38759 /21:40323 /22:68143 /23:59710 /24:339823
/25:504 /26:475 /27:338 /28:55 /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 2739 3515 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2086 2194 MEGAPATH5-US - MegaPath Corporation, US
30036 1568 1752 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6389 1418 2221 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
10620 1408 3484 Telmex Colombia S.A., CO
6983 1325 1676 ITCDELTA - Earthlink, Inc., US
34984 1253 1968 TELLCOM-AS , TR
11492 1206 1304 CABLEONE - CABLE ONE, INC., US
13188 1011 1236 BANKINFORM-AS , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1644 2:780 4:23 5:2174 6:31 8:991
12:1805 13:43 14:1742 15:46 16:2 17:97
18:126 20:50 22:1 23:1817 24:1803 27:2339
31:1783 32:84 33:4 35:5 36:328 37:2316
38:1247 39:36 40:101 41:2952 42:454 43:1836
44:47 45:2141 46:2545 47:98 49:1213 50:907
51:13 52:551 53:2 54:346 55:7 56:7
57:41 58:1570 59:1009 60:378 61:1823 62:1511
63:1927 64:4556 65:2174 66:4277 67:2209 68:1120
69:3263 70:1283 71:556 72:2058 74:2590 75:400
76:413 77:1380 78:1214 79:911 80:1298 81:1397
82:982 83:705 84:858 85:1566 86:483 87:1128
88:543 89:2098 90:231 91:6087 92:955 93:2373
94:2438 95:2487 96:558 97:341 98:959 99:89
100:148 101:1153 103:12333 104:2482 105:108 106:434
107:1428 108:786 109:2257 110:1271 111:1635 112:1054
113:1151 114:1084 115:1684 116:1675 117:1562 118:2038
119:1576 120:933 121:1121 122:2267 123:2039 124:1569
125:1824 128:666 129:439 130:417 131:1369 132:612
133:175 134:490 135:196 136:376 137:405 138:1885
139:430 140:579 141:462 142:664 143:955 144:729
145:164 146:945 147:659 148:1381 149:536 150:657
151:879 152:664 153:297 154:695 155:950 156:525
157:514 158:386 159:1239 160:510 161:735 162:2403
163:555 164:770 165:1135 166:335 167:1188 168:2187
169:667 170:1955 171:251 172:708 173:1741 174:760
175:674 176:1723 177:3940 178:2240 179:1179 180:2149
181:1869 182:2057 183:1001 184:824 185:7474 186:3129
187:2118 188:2204 189:1757 190:7673 191:1272 192:9020
193:5736 194:4450 195:3844 196:1773 197:1150 198:5581
199:5758 200:7159 201:3654 202:10113 203:9836 204:4514
205:2746 206:2980 207:3075 208:4046 209:3861 210:3886
211:2039 212:2723 213:2345 214:865 215:70 216:5775
217:1973 218:810 219:607 220:1635 221:883 222:699
223:1306
End of report
More information about the sanog
mailing list