[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jul 7 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 08 Jul, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 653872
Prefixes after maximum aggregation (per Origin AS): 254333
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 315298
Total ASes present in the Internet Routing Table: 57740
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 49962
Origin ASes announcing only one prefix: 22072
Transit ASes present in the Internet Routing Table: 7778
Transit-only ASes present in the Internet Routing Table: 223
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: 60
Numnber of instances of unregistered ASNs: 64
Number of 32-bit ASNs allocated by the RIRs: 19359
Number of 32-bit ASNs visible in the Routing Table: 15061
Prefixes from 32-bit ASNs in the Routing Table: 61319
Number of bogon 32-bit ASNs visible in the Routing Table: 64
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 349
Number of addresses announced to Internet: 2848140388
Equivalent to 169 /8s, 195 /16s and 44 /24s
Percentage of available address space announced: 76.9
Percentage of allocated address space announced: 76.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.7
Total number of prefixes smaller than registry allocations: 217691
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 179377
Total APNIC prefixes after maximum aggregation: 51366
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 178434
Unique aggregates announced from the APNIC address blocks: 73877
APNIC Region origin ASes present in the Internet Routing Table: 8227
APNIC Prefixes per ASN: 21.69
APNIC Region origin ASes announcing only one prefix: 2309
APNIC Region transit ASes present in the Internet Routing Table: 1163
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: 3071
Number of APNIC addresses announced to Internet: 763514212
Equivalent to 45 /8s, 130 /16s and 77 /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: 199057
Total ARIN prefixes after maximum aggregation: 94804
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 201014
Unique aggregates announced from the ARIN address blocks: 92372
ARIN Region origin ASes present in the Internet Routing Table: 17915
ARIN Prefixes per ASN: 11.22
ARIN Region origin ASes announcing only one prefix: 6631
ARIN Region transit ASes present in the Internet Routing Table: 1765
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: 2073
Number of ARIN addresses announced to Internet: 1108484768
Equivalent to 66 /8s, 18 /16s and 34 /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: 175353
Total RIPE prefixes after maximum aggregation: 85837
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 171163
Unique aggregates announced from the RIPE address blocks: 102995
RIPE Region origin ASes present in the Internet Routing Table: 24179
RIPE Prefixes per ASN: 7.08
RIPE Region origin ASes announcing only one prefix: 11138
RIPE Region transit ASes present in the Internet Routing Table: 3406
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5978
Number of RIPE addresses announced to Internet: 712318592
Equivalent to 42 /8s, 117 /16s and 30 /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: 83011
Total LACNIC prefixes after maximum aggregation: 18472
LACNIC Deaggregation factor: 4.49
Prefixes being announced from the LACNIC address blocks: 84275
Unique aggregates announced from the LACNIC address blocks: 38801
LACNIC Region origin ASes present in the Internet Routing Table: 6112
LACNIC Prefixes per ASN: 13.79
LACNIC Region origin ASes announcing only one prefix: 1664
LACNIC Region transit ASes present in the Internet Routing Table: 1140
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3620
Number of LACNIC addresses announced to Internet: 170696160
Equivalent to 10 /8s, 44 /16s and 157 /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: 16966
Total AfriNIC prefixes after maximum aggregation: 3800
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 18637
Unique aggregates announced from the AfriNIC address blocks: 6939
AfriNIC Region origin ASes present in the Internet Routing Table: 1052
AfriNIC Prefixes per ASN: 17.72
AfriNIC Region origin ASes announcing only one prefix: 329
AfriNIC Region transit ASes present in the Internet Routing Table: 208
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 319
Number of AfriNIC addresses announced to Internet: 92717568
Equivalent to 5 /8s, 134 /16s and 194 /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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3982 406 383 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2809 11134 754 KIXS-AS-KR Korea Telecom, KR
9829 2744 1499 540 BSNL-NIB National Internet Backbone, IN
9808 2167 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2089 422 222 TATACOMM-AS TATA Communications formerl
45899 2053 1424 111 VNPT-AS-VN VNPT Corp, VN
7552 1639 1104 73 VIETEL-AS-AP Viettel Corporation, VN
9498 1598 361 141 BBIL-AP BHARTI Airtel Ltd., 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 3817 2953 160 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3423 1333 83 SHAW - Shaw Communications Inc., CA
18566 2179 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2064 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2011 2172 418 CHARTER-NET-HKY-NC - Charter Communicat
209 1825 5067 640 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1823 3697 591 AMAZON-02 - Amazon.com, Inc., US
30036 1805 326 297 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1695 854 231 ITCDELTA - Earthlink, Inc., US
701 1561 10559 630 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 3388 190 24 ALJAWWALSTC-AS, SA
8551 2974 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2908 962 2093 AKAMAI-ASN1, US
34984 2015 329 410 TELLCOM-AS, TR
9121 1930 1691 17 TTNET, TR
12479 1605 1044 53 UNI2-AS, ES
13188 1603 100 55 TRIOLAN, UA
12389 1521 1408 626 ROSTELECOM-AS, RU
6849 1225 355 21 UKRTELNET, UA
8402 1093 544 15 CORBINA-AS OJSC "Vimpelcom", 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 3532 543 205 Telmex Colombia S.A., CO
8151 2472 3404 572 Uninet S.A. de C.V., MX
11830 2090 369 57 Instituto Costarricense de Electricidad
7303 1552 1012 243 Telecom Argentina S.A., AR
6503 1538 437 53 Axtel, S.A.B. de C.V., MX
6147 1296 377 27 Telefonica del Peru S.A.A., PE
3816 1026 501 94 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 968 2301 177 CLARO S.A., BR
11172 915 126 82 Alestra, S. de R.L. de C.V., MX
18881 896 1052 23 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 1237 398 51 LINKdotNET-AS, EG
37611 724 91 8 Afrihost, ZA
36903 711 357 129 MT-MPLS, MA
36992 644 1375 26 ETISALAT-MISR, EG
24835 478 786 17 RAYA-AS, EG
37492 407 320 75 ORANGE-, TN
29571 401 36 10 CITelecom-AS, CI
15399 348 35 7 WANANCHI-, KE
8452 327 1730 17 TE-AS TE-AS, EG
2018 304 327 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 5550 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3982 406 383 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3817 2953 160 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3532 543 205 Telmex Colombia S.A., CO
6327 3423 1333 83 SHAW - Shaw Communications Inc., CA
39891 3388 190 24 ALJAWWALSTC-AS, SA
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
8551 2974 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2908 962 2093 AKAMAI-ASN1, US
4766 2809 11134 754 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 3817 3657 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3982 3599 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3388 3364 ALJAWWALSTC-AS, SA
6327 3423 3340 SHAW - Shaw Communications Inc., CA
10620 3532 3327 Telmex Colombia S.A., CO
8551 2974 2934 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
17974 2976 2903 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9829 2744 2204 BSNL-NIB National Internet Backbone, IN
9808 2167 2135 CMNET-GD Guangdong Mobile Communication Co.Ltd.
18566 2179 2070 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
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
64525 PRIVATE 45.119.143.0/24 133275 GIGANTIC-AS Gigantic Infotel P
64525 PRIVATE 45.125.62.0/24 133275 GIGANTIC-AS Gigantic Infotel P
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
65534 PRIVATE 58.68.109.0/24 10201 DWL-AS-IN Dishnet Wireless Lim
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
65538 DOCUMENT 64.27.253.0/24 1273 CW Vodafone Group PLC, GB
65346 PRIVATE 94.50.36.0/22 31094 TTKNET Tyumen, Russia, RU
64111 UNALLOCATED 98.159.5.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64111 UNALLOCATED 98.159.7.0/24 19555 KMI-NETWORK - Kinder Morgan, I
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.48.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.49.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.50.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
14.192.51.0/24 134833 LIHGL-HK LANLIAN INTERNATIONAL HOLDING GROUP LIMITE
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/24 64091 UNKNOWN
41.76.232.0/21 62878 XLITT - Xlitt, US
41.77.248.0/21 62878 XLITT - Xlitt, US
41.78.12.0/23 62878 XLITT - Xlitt, US
41.78.180.0/23 37265 -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 /8:15 /9:13 /10:36 /11:104 /12:280
/13:545 /14:1047 /15:1847 /16:13467 /17:7640 /18:13422
/19:24664 /20:38616 /21:41255 /22:77663 /23:64411 /24:366633
/25:864 /26:607 /27:642 /28:34 /29:22 /30:17
/31:2 /32:26
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3224 3423 SHAW - Shaw Communications Inc., CA
22773 2979 3817 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2946 3388 ALJAWWALSTC-AS, SA
8551 2439 2974 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2072 2179 MEGAPATH5-US - MegaPath Corporation, US
30036 1595 1805 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1480 2090 Instituto Costarricense de Electricidad y Telec
10620 1469 3532 Telmex Colombia S.A., CO
11492 1390 1541 CABLEONE - CABLE ONE, INC., US
6389 1371 2064 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1603 2:803 4:18 5:2435 6:34 8:1045
12:1833 13:123 14:1737 15:28 16:2 17:159
18:90 20:61 23:2395 24:1881 25:2 27:2459
31:1928 32:84 33:13 35:21 36:386 37:2349
38:1313 39:64 40:98 41:2947 42:472 43:1943
44:73 45:2892 46:2802 47:157 49:1239 50:987
51:19 52:833 54:364 55:6 56:4 57:42
58:1573 59:1053 60:388 61:1959 62:1601 63:1914
64:4602 65:2223 66:4547 67:2262 68:1238 69:3373
70:1150 71:586 72:2224 74:2684 75:388 76:426
77:1536 78:1436 79:2387 80:1401 81:1385 82:1002
83:723 84:932 85:1745 86:482 87:1165 88:754
89:2114 90:175 91:6199 92:977 93:2368 94:2383
95:2699 96:625 97:353 98:1062 99:86 100:154
101:1193 103:15324 104:2983 105:178 106:510 107:1719
108:823 109:2874 110:1453 111:1730 112:1198 113:1254
114:1036 115:1723 116:1792 117:1710 118:2198 119:1611
120:1055 121:1113 122:2259 123:1815 124:1482 125:1902
128:782 129:662 130:434 131:1428 132:526 133:199
134:659 135:223 136:448 137:435 138:1953 139:490
140:398 141:606 142:767 143:900 144:792 145:179
146:1046 147:694 148:1459 149:583 150:711 151:973
152:695 153:304 154:767 155:759 156:613 157:655
158:462 159:1522 160:694 161:740 162:2520 163:530
164:806 165:1396 166:380 167:1253 168:2988 169:821
170:3419 171:319 172:1022 173:1951 174:811 175:748
176:1870 177:4135 178:2529 179:1162 180:2203 181:1903
182:2361 183:996 184:862 185:10052 186:3254 187:2195
188:2602 189:1794 190:8296 191:1365 192:9506 193:5772
194:4684 195:3923 196:2081 197:1267 198:5503 199:5897
200:7430 201:4335 202:10333 203:9996 204:4479 205:2807
206:3014 207:3136 208:3972 209:3989 210:4015 211:2145
212:2844 213:2512 214:869 215:66 216:5800 217:2113
218:864 219:599 220:1694 221:932 222:762 223:1180
End of report
More information about the sanog
mailing list