[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jan 6 18:01:52 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,
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 07 Jan, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 626575
Prefixes after maximum aggregation (per Origin AS): 221563
Deaggregation factor: 2.83
Unique aggregates announced (without unneeded subnets): 304704
Total ASes present in the Internet Routing Table: 55519
Prefixes per ASN: 11.29
Origin-only ASes present in the Internet Routing Table: 36265
Origin ASes announcing only one prefix: 15204
Transit ASes present in the Internet Routing Table: 6530
Transit-only ASes present in the Internet Routing Table: 168
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 55
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 48
Unregistered ASNs in the Routing Table: 16
Number of 32-bit ASNs allocated by the RIRs: 16772
Number of 32-bit ASNs visible in the Routing Table: 12724
Prefixes from 32-bit ASNs in the Routing Table: 52257
Number of bogon 32-bit ASNs visible in the Routing Table: 704
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 386
Number of addresses announced to Internet: 2834813668
Equivalent to 168 /8s, 247 /16s and 210 /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: 207505
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 156622
Total APNIC prefixes after maximum aggregation: 43098
APNIC Deaggregation factor: 3.63
Prefixes being announced from the APNIC address blocks: 171162
Unique aggregates announced from the APNIC address blocks: 70912
APNIC Region origin ASes present in the Internet Routing Table: 5189
APNIC Prefixes per ASN: 32.99
APNIC Region origin ASes announcing only one prefix: 1132
APNIC Region transit ASes present in the Internet Routing Table: 936
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2587
Number of APNIC addresses announced to Internet: 761626756
Equivalent to 45 /8s, 101 /16s and 128 /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: 188103
Total ARIN prefixes after maximum aggregation: 89331
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 195094
Unique aggregates announced from the ARIN address blocks: 89572
ARIN Region origin ASes present in the Internet Routing Table: 16073
ARIN Prefixes per ASN: 12.14
ARIN Region origin ASes announcing only one prefix: 5600
ARIN Region transit ASes present in the Internet Routing Table: 1706
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: 1688
Number of ARIN addresses announced to Internet: 1106782624
Equivalent to 65 /8s, 248 /16s and 41 /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: 150470
Total RIPE prefixes after maximum aggregation: 73223
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 161913
Unique aggregates announced from the RIPE address blocks: 99119
RIPE Region origin ASes present in the Internet Routing Table: 18144
RIPE Prefixes per ASN: 8.92
RIPE Region origin ASes announcing only one prefix: 7747
RIPE Region transit ASes present in the Internet Routing Table: 3048
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: 5101
Number of RIPE addresses announced to Internet: 709454464
Equivalent to 42 /8s, 73 /16s and 106 /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: 63697
Total LACNIC prefixes after maximum aggregation: 12613
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 80284
Unique aggregates announced from the LACNIC address blocks: 38029
LACNIC Region origin ASes present in the Internet Routing Table: 2480
LACNIC Prefixes per ASN: 32.37
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 595
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3065
Number of LACNIC addresses announced to Internet: 170930496
Equivalent to 10 /8s, 48 /16s and 49 /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: 15377
Total AfriNIC prefixes after maximum aggregation: 3291
AfriNIC Deaggregation factor: 4.67
Prefixes being announced from the AfriNIC address blocks: 17736
Unique aggregates announced from the AfriNIC address blocks: 6718
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 24.10
AfriNIC Region origin ASes announcing only one prefix: 174
AfriNIC Region transit ASes present in the Internet Routing Table: 181
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: 283
Number of AfriNIC addresses announced to Internet: 85555712
Equivalent to 5 /8s, 25 /16s and 122 /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 5545 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3717 390 252 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2989 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2720 11133 741 KIXS-AS-KR Korea Telecom, KR
9829 2678 1497 543 BSNL-NIB National Internet Backbone, IN
9808 2281 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2047 428 217 TATACOMM-AS TATA Communications formerl
45899 1751 1265 100 VNPT-AS-VN VNPT Corp, VN
4808 1628 1792 459 CHINA169-BJ China Unicom Beijing Provin
24560 1559 562 243 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 3611 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3239 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 1957 2021 402 CHARTER-NET-HKY-NC - Charter Communicat
30036 1745 328 405 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1730 5066 642 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1678 848 227 ITCDELTA - Earthlink, Inc., US
701 1599 10629 661 UUNET - MCI Communications Services, In
16509 1526 3029 522 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 2969 1115 2113 AKAMAI-ASN1 , US
9121 2243 1706 92 TTNET , TR
34984 1990 327 375 TELLCOM-AS , TR
13188 1603 99 61 TRIOLAN , UA
12479 1422 1033 51 UNI2-AS , ES
6849 1312 355 22 UKRTELNET , UA
8551 1206 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
8402 1112 544 15 CORBINA-AS OJSC "Vimpelcom", RU
12389 996 1156 445 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 544 178 Telmex Colombia S.A., CO
8151 2476 3370 552 Uninet S.A. de C.V., MX
11830 1799 368 66 Instituto Costarricense de Electricidad
6503 1544 437 54 Axtel, S.A.B. de C.V., MX
7303 1523 974 252 Telecom Argentina S.A., AR
6147 1355 377 27 Telefonica del Peru S.A.A., PE
28573 1056 2271 177 CLARO S.A., BR
3816 1009 479 181 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 914 126 78 Alestra, S. de R.L. de C.V., MX
18881 879 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 1284 398 42 LINKdotNET-AS, EG
36903 687 345 122 MT-MPLS, MA
37611 676 67 6 Afrihost, ZA
36992 579 1373 25 ETISALAT-MISR, EG
24835 492 658 16 RAYA-AS, EG
8452 488 1474 16 TE-AS TE-AS, EG
37492 400 290 74 ORANGE-TN, TN
29571 368 36 10 CITelecom-AS, CI
15399 314 35 6 WANANCHI-KE, KE
2018 285 327 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 5545 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3717 390 252 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3611 2968 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3531 544 178 Telmex Colombia S.A., CO
6327 3239 1333 82 SHAW - Shaw Communications Inc., CA
39891 3141 163 17 ALJAWWALSTC-AS , SA
17974 2989 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2969 1115 2113 AKAMAI-ASN1 , US
4766 2720 11133 741 KIXS-AS-KR Korea Telecom, KR
9829 2678 1497 543 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
7545 3717 3465 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3611 3460 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3531 3353 Telmex Colombia S.A., CO
6327 3239 3157 SHAW - Shaw Communications Inc., CA
39891 3141 3124 ALJAWWALSTC-AS , SA
17974 2989 2918 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2281 2248 CMNET-GD Guangdong Mobile Communication
9121 2243 2151 TTNET , TR
9829 2678 2135 BSNL-NIB National Internet Backbone, IN
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
65001 PRIVATE 94.242.128.0/20 15468 KLGELECS-AS 38, Teatralnaya st
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 /14:1047 /15:1802 /16:13173 /17:7798 /18:13014
/19:25218 /20:38072 /21:40573 /22:73058 /23:61388 /24:349130
/25:543 /26:403 /27:287 /28:33 /29:18 /30:17
/31:0 /32:27
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3035 3239 SHAW - Shaw Communications Inc., CA
39891 2896 3141 ALJAWWALSTC-AS , SA
22773 2812 3611 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2088 2195 MEGAPATH5-US - MegaPath Corporation, US
9121 1571 2243 TTNET , TR
30036 1555 1745 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1448 3531 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1348 1603 TRIOLAN , UA
6983 1323 1678 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1588 2:813 4:23 5:2440 6:32 8:1023
12:1809 13:67 14:1784 15:25 16:2 17:106
18:128 19:1 20:51 23:2017 24:1802 27:2389
31:1841 32:83 33:11 34:1 35:3 36:378
37:2480 38:1295 39:44 40:99 41:2937 42:451
43:1911 44:53 45:2299 46:2550 47:120 49:1201
50:952 51:16 52:617 54:355 55:7 56:4
57:40 58:1600 59:975 60:388 61:1863 62:1503
63:1922 64:4539 65:2190 66:4398 67:2211 68:1161
69:3296 70:1302 71:560 72:2061 74:2593 75:403
76:417 77:1419 78:1558 79:921 80:1361 81:1420
82:961 83:720 84:861 85:1688 86:485 87:1129
88:773 89:2041 90:196 91:6094 92:947 93:2368
94:2348 95:2736 96:566 97:359 98:939 99:94
100:148 101:1205 103:13161 104:2629 105:146 106:471
107:1504 108:766 109:2543 110:1278 111:1660 112:1139
113:1181 114:1004 115:1640 116:1685 117:1592 118:2124
119:1585 120:943 121:1074 122:2263 123:1993 124:1586
125:1843 128:719 129:501 130:422 131:1384 132:584
133:187 134:515 135:210 136:382 137:395 138:1812
139:483 140:616 141:475 142:724 143:907 144:758
145:168 146:966 147:644 148:1402 149:560 150:688
151:797 152:704 153:312 154:725 155:955 156:545
157:558 158:427 159:1346 160:565 161:735 162:2454
163:534 164:776 165:1139 166:362 167:1235 168:2451
169:721 170:2502 171:261 172:887 173:1826 174:783
175:714 176:1753 177:4120 178:2422 179:1110 180:2075
181:1962 182:2173 183:1015 184:834 185:8397 186:3201
187:2257 188:2334 189:1767 190:7970 191:1296 192:9294
193:5764 194:4559 195:3859 196:1865 197:1245 198:5598
199:5794 200:7228 201:4123 202:10153 203:9814 204:4461
205:2767 206:2957 207:3151 208:3994 209:3910 210:3902
211:2083 212:2783 213:2450 214:854 215:65 216:5778
217:1973 218:824 219:602 220:1669 221:893 222:723
223:1116
End of report
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