[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 23 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 24 Jun, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 652252
Prefixes after maximum aggregation (per Origin AS): 253804
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 314199
Total ASes present in the Internet Routing Table: 57616
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 49870
Origin ASes announcing only one prefix: 22007
Transit ASes present in the Internet Routing Table: 7746
Transit-only ASes present in the Internet Routing Table: 221
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 41
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 50
Numnber of instances of unregistered ASNs: 54
Number of 32-bit ASNs allocated by the RIRs: 19170
Number of 32-bit ASNs visible in the Routing Table: 14928
Prefixes from 32-bit ASNs in the Routing Table: 60687
Number of bogon 32-bit ASNs visible in the Routing Table: 62
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 365
Number of addresses announced to Internet: 2850215268
Equivalent to 169 /8s, 226 /16s and 213 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
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: 217120
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 178941
Total APNIC prefixes after maximum aggregation: 51343
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 178085
Unique aggregates announced from the APNIC address blocks: 73610
APNIC Region origin ASes present in the Internet Routing Table: 8215
APNIC Prefixes per ASN: 21.68
APNIC Region origin ASes announcing only one prefix: 2309
APNIC Region transit ASes present in the Internet Routing Table: 1158
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 41
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3044
Number of APNIC addresses announced to Internet: 763609444
Equivalent to 45 /8s, 131 /16s and 193 /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: 198554
Total ARIN prefixes after maximum aggregation: 94628
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 200377
Unique aggregates announced from the ARIN address blocks: 92081
ARIN Region origin ASes present in the Internet Routing Table: 17909
ARIN Prefixes per ASN: 11.19
ARIN Region origin ASes announcing only one prefix: 6615
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: 2051
Number of ARIN addresses announced to Internet: 1110770080
Equivalent to 66 /8s, 53 /16s and 1 /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: 175121
Total RIPE prefixes after maximum aggregation: 85690
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 170888
Unique aggregates announced from the RIPE address blocks: 102704
RIPE Region origin ASes present in the Internet Routing Table: 24145
RIPE Prefixes per ASN: 7.08
RIPE Region origin ASes announcing only one prefix: 11099
RIPE Region transit ASes present in the Internet Routing Table: 3397
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: 5946
Number of RIPE addresses announced to Internet: 712074880
Equivalent to 42 /8s, 113 /16s and 102 /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: 82434
Total LACNIC prefixes after maximum aggregation: 18319
LACNIC Deaggregation factor: 4.50
Prefixes being announced from the LACNIC address blocks: 83737
Unique aggregates announced from the LACNIC address blocks: 38492
LACNIC Region origin ASes present in the Internet Routing Table: 6049
LACNIC Prefixes per ASN: 13.84
LACNIC Region origin ASes announcing only one prefix: 1656
LACNIC Region transit ASes present in the Internet Routing Table: 1115
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3566
Number of LACNIC addresses announced to Internet: 170779616
Equivalent to 10 /8s, 45 /16s and 227 /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: 17105
Total AfriNIC prefixes after maximum aggregation: 3779
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 18800
Unique aggregates announced from the AfriNIC address blocks: 6987
AfriNIC Region origin ASes present in the Internet Routing Table: 1049
AfriNIC Prefixes per ASN: 17.92
AfriNIC Region origin ASes announcing only one prefix: 327
AfriNIC Region transit ASes present in the Internet Routing Table: 202
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 321
Number of AfriNIC addresses announced to Internet: 92555264
Equivalent to 5 /8s, 132 /16s and 72 /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 5552 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3933 404 358 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2809 11135 760 KIXS-AS-KR Korea Telecom, KR
9829 2749 1499 540 BSNL-NIB National Internet Backbone, IN
9808 2204 8699 34 CMNET-GD Guangdong Mobile Communication
4755 2087 422 221 TATACOMM-AS TATA Communications formerl
45899 2012 1407 107 VNPT-AS-VN VNPT Corp, VN
7552 1628 1105 71 VIETEL-AS-AP Viettel Corporation, VN
9498 1592 360 138 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 3809 2953 160 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3395 1333 81 SHAW - Shaw Communications Inc., CA
6389 2064 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
18566 2053 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2009 2171 419 CHARTER-NET-HKY-NC - Charter Communicat
209 1825 5069 641 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1808 3647 587 AMAZON-02 - Amazon.com, Inc., US
30036 1791 325 307 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1695 854 231 ITCDELTA - Earthlink, Inc., US
701 1563 10562 633 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
20940 2897 964 2086 AKAMAI-ASN1, US
8551 2892 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2026 329 393 TELLCOM-AS, TR
9121 1963 1691 17 TTNET, TR
12479 1610 1044 53 UNI2-AS, ES
13188 1601 99 55 TRIOLAN, UA
12389 1525 1408 627 ROSTELECOM-AS, RU
6849 1225 355 21 UKRTELNET, UA
8402 1155 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 3548 546 153 Telmex Colombia S.A., CO
8151 2514 3402 576 Uninet S.A. de C.V., MX
11830 2086 369 57 Instituto Costarricense de Electricidad
7303 1571 1011 249 Telecom Argentina S.A., AR
6503 1542 437 53 Axtel, S.A.B. de C.V., MX
6147 1299 377 27 Telefonica del Peru S.A.A., PE
3816 1026 501 94 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 968 2298 188 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 1254 398 48 LINKdotNET-AS, EG
37611 724 91 8 Afrihost, ZA
36903 712 358 126 MT-MPLS, MA
36992 643 1375 26 ETISALAT-MISR, EG
24835 498 850 15 RAYA-AS, EG
37492 407 320 75 ORANGE-, TN
29571 401 36 10 CITelecom-AS, CI
15399 353 35 7 WANANCHI-, KE
8452 345 1730 17 TE-AS TE-AS, EG
2018 300 327 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 5552 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3933 404 358 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3809 2953 160 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3548 546 153 Telmex Colombia S.A., CO
6327 3395 1333 81 SHAW - Shaw Communications Inc., CA
39891 3338 187 22 ALJAWWALSTC-AS, SA
17974 2976 902 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2897 964 2086 AKAMAI-ASN1, US
8551 2892 377 40 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
4766 2809 11135 760 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 3809 3649 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3933 3575 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3548 3395 Telmex Colombia S.A., CO
39891 3338 3316 ALJAWWALSTC-AS, SA
6327 3395 3314 SHAW - Shaw Communications Inc., CA
17974 2976 2903 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
8551 2892 2852 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
9829 2749 2209 BSNL-NIB National Internet Backbone, IN
9808 2204 2170 CMNET-GD Guangdong Mobile Communication Co.Ltd.
4766 2809 2049 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
65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US
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
65010 PRIVATE 46.56.192.0/21 42772 VELCOM-AS, BY
65010 PRIVATE 46.56.224.0/21 42772 VELCOM-AS, BY
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
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
23.226.112.0/20 62788 -Reserved AS-, ZZ
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
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
/13:547 /14:1049 /15:1848 /16:13482 /17:7630 /18:13448
/19:24686 /20:38583 /21:41236 /22:77532 /23:64266 /24:365232
/25:875 /26:612 /27:643 /28:43 /29:34 /30:27
/31:3 /32:28
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3187 3395 SHAW - Shaw Communications Inc., CA
22773 2974 3809 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
39891 2898 3338 ALJAWWALSTC-AS, SA
8551 2357 2892 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 1946 2053 MEGAPATH5-US - MegaPath Corporation, US
30036 1584 1791 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1476 2086 Instituto Costarricense de Electricidad y Telec
10620 1473 3548 Telmex Colombia S.A., CO
11492 1373 1518 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)
----------------------------------------------
1:1602 2:824 4:18 5:2437 6:34 8:1037
12:1834 13:120 14:1751 15:27 16:2 17:126
18:91 20:61 23:2373 24:1871 25:2 27:2445
31:1914 32:82 33:14 35:20 36:417 37:2346
38:1328 39:57 40:97 41:3026 42:483 43:1929
44:72 45:2820 46:2790 47:155 49:1233 50:989
51:18 52:830 54:362 55:7 56:4 57:42
58:1583 59:1052 60:391 61:1957 62:1603 63:1914
64:4547 65:2219 66:4550 67:2272 68:1241 69:3402
70:1149 71:586 72:2200 74:2687 75:386 76:432
77:1504 78:1462 79:2268 80:1407 81:1391 82:996
83:719 84:895 85:1750 86:478 87:1158 88:763
89:2101 90:176 91:6191 92:976 93:2384 94:2380
95:2710 96:632 97:354 98:1052 99:86 100:154
101:1198 103:15094 104:2935 105:182 106:503 107:1706
108:820 109:2903 110:1455 111:1726 112:1199 113:1255
114:1027 115:1720 116:1795 117:1702 118:2201 119:1608
120:1043 121:1109 122:2262 123:1827 124:1494 125:1898
128:791 129:648 130:431 131:1403 132:527 133:199
134:656 135:225 136:459 137:438 138:1941 139:494
140:395 141:592 142:759 143:892 144:795 145:182
146:1028 147:688 148:1436 149:573 150:700 151:978
152:707 153:304 154:815 155:751 156:604 157:645
158:453 159:1507 160:672 161:744 162:2526 163:537
164:799 165:1393 166:386 167:1249 168:2700 169:785
170:3400 171:319 172:1014 173:1931 174:809 175:749
176:1882 177:4064 178:2475 179:1144 180:2211 181:1898
182:2363 183:995 184:866 185:9985 186:3168 187:2232
188:2703 189:1805 190:8234 191:1366 192:9477 193:5789
194:4661 195:3914 196:2111 197:1295 198:5502 199:5897
200:7442 201:4319 202:10358 203:9980 204:4479 205:2821
206:3015 207:3112 208:3990 209:3928 210:3969 211:2145
212:2849 213:2497 214:879 215:66 216:5680 217:2110
218:861 219:600 220:1692 221:913 222:773 223:1178
End of report
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