[lacnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora en apnic.net
Vie Jun 22 15:03:03 BRT 2018
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, SANOG, PacNOG, SAFNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats en lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz en gmail.com>.
Routing Table Report 04:00 +10GMT Sat 23 Jun, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 703303
Prefixes after maximum aggregation (per Origin AS): 270193
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 338217
Total ASes present in the Internet Routing Table: 61035
Prefixes per ASN: 11.52
Origin-only ASes present in the Internet Routing Table: 52713
Origin ASes announcing only one prefix: 23017
Transit ASes present in the Internet Routing Table: 8322
Transit-only ASes present in the Internet Routing Table: 278
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 35
Max AS path prepend of ASN ( 30873) 28
Prefixes from unregistered ASNs in the Routing Table: 57
Number of instances of unregistered ASNs: 58
Number of 32-bit ASNs allocated by the RIRs: 23039
Number of 32-bit ASNs visible in the Routing Table: 18570
Prefixes from 32-bit ASNs in the Routing Table: 77573
Number of bogon 32-bit ASNs visible in the Routing Table: 19
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 251
Number of addresses announced to Internet: 2857601731
Equivalent to 170 /8s, 83 /16s and 138 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 234814
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 191808
Total APNIC prefixes after maximum aggregation: 54535
APNIC Deaggregation factor: 3.52
Prefixes being announced from the APNIC address blocks: 190565
Unique aggregates announced from the APNIC address blocks: 77963
APNIC Region origin ASes present in the Internet Routing Table: 8891
APNIC Prefixes per ASN: 21.43
APNIC Region origin ASes announcing only one prefix: 2504
APNIC Region transit ASes present in the Internet Routing Table: 1333
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3865
Number of APNIC addresses announced to Internet: 767315458
Equivalent to 45 /8s, 188 /16s and 78 /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: 209266
Total ARIN prefixes after maximum aggregation: 99538
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 209732
Unique aggregates announced from the ARIN address blocks: 99325
ARIN Region origin ASes present in the Internet Routing Table: 18203
ARIN Prefixes per ASN: 11.52
ARIN Region origin ASes announcing only one prefix: 6745
ARIN Region transit ASes present in the Internet Routing Table: 1809
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2367
Number of ARIN addresses announced to Internet: 1103139744
Equivalent to 65 /8s, 192 /16s and 147 /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: 192413
Total RIPE prefixes after maximum aggregation: 91986
RIPE Deaggregation factor: 2.09
Prefixes being announced from the RIPE address blocks: 188546
Unique aggregates announced from the RIPE address blocks: 112093
RIPE Region origin ASes present in the Internet Routing Table: 25224
RIPE Prefixes per ASN: 7.47
RIPE Region origin ASes announcing only one prefix: 11371
RIPE Region transit ASes present in the Internet Routing Table: 3507
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 7109
Number of RIPE addresses announced to Internet: 715741568
Equivalent to 42 /8s, 169 /16s and 89 /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: 91026
Total LACNIC prefixes after maximum aggregation: 20078
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 92442
Unique aggregates announced from the LACNIC address blocks: 40924
LACNIC Region origin ASes present in the Internet Routing Table: 7248
LACNIC Prefixes per ASN: 12.75
LACNIC Region origin ASes announcing only one prefix: 2013
LACNIC Region transit ASes present in the Internet Routing Table: 1348
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4792
Number of LACNIC addresses announced to Internet: 172466080
Equivalent to 10 /8s, 71 /16s and 159 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 18732
Total AfriNIC prefixes after maximum aggregation: 4007
AfriNIC Deaggregation factor: 4.67
Prefixes being announced from the AfriNIC address blocks: 21767
Unique aggregates announced from the AfriNIC address blocks: 7688
AfriNIC Region origin ASes present in the Internet Routing Table: 1162
AfriNIC Prefixes per ASN: 18.73
AfriNIC Region origin ASes announcing only one prefix: 384
AfriNIC Region transit ASes present in the Internet Routing Table: 225
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 437
Number of AfriNIC addresses announced to Internet: 98499072
Equivalent to 5 /8s, 222 /16s and 250 /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 5427 4192 74 ERX-CERNET-BKB China Education and Rese
7545 4294 422 437 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2918 1153 79 VIETEL-AS-AP Viettel Group, VN
4766 2847 11134 760 KIXS-AS-KR Korea Telecom, KR
9829 2812 1497 543 BSNL-NIB National Internet Backbone, IN
9394 2540 4907 31 CTTNET China TieTong Telecommunications
45899 2511 1602 158 VNPT-AS-VN VNPT Corp, VN
9808 2245 8699 26 CMNET-GD Guangdong Mobile Communication
17974 2220 928 79 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4755 2107 417 205 TATACOMM-AS TATA Communications formerl
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
6327 3429 1324 84 SHAW - Shaw Communications Inc., CA
22773 3285 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
11492 2359 242 474 CABLEONE - CABLE ONE, INC., US
16509 2171 4711 687 AMAZON-02 - Amazon.com, Inc., US
18566 2170 405 109 MEGAPATH5-US - MegaPath Corporation, US
20115 2108 2570 470 CHARTER-NET-HKY-NC - Charter Communicat
209 2018 5070 610 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1996 342 162 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16625 1938 968 1384 AKAMAI-AS - Akamai Technologies, Inc.,
7018 1739 20202 1271 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
12479 4392 1604 117 UNI2-AS, ES
39891 3778 203 20 ALJAWWALSTC-AS, SA
8551 2724 377 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2548 632 1879 AKAMAI-ASN1, US
12389 2013 1877 708 ROSTELECOM-AS, RU
34984 2013 334 495 TELLCOM-AS, TR
9121 1898 1692 19 TTNET, TR
13188 1609 100 43 TRIOLAN, UA
8402 1267 544 14 CORBINA-AS OJSC "Vimpelcom", RU
9198 1067 363 28 KAZTELECOM-AS, KZ
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
8151 4988 3308 584 Uninet S.A. de C.V., MX
10620 3561 541 258 Telmex Colombia S.A., CO
11830 2654 369 78 Instituto Costarricense de Electricidad
6503 1640 443 60 Axtel, S.A.B. de C.V., MX
7303 1507 1026 188 Telecom Argentina S.A., AR
3816 1422 555 217 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1036 2245 180 CLARO S.A., BR
11172 927 127 86 Alestra, S. de R.L. de C.V., MX
6147 920 377 31 Telefonica del Peru S.A.A., PE
18881 913 1078 30 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 1067 396 48 LINKdotNET-AS, EG
37611 871 107 9 Afrihost, ZA
36903 753 378 140 MT-MPLS, MA
36992 738 1411 39 ETISALAT-MISR, EG
8452 622 1730 18 TE-AS TE-AS, EG
24835 580 802 18 RAYA-AS, EG
37492 472 470 57 ORANGE-, TN
29571 454 68 11 ORANGE-COTE-IVOIRE, CI
37342 379 32 1 MOVITEL, MZ
15399 373 39 8 WANANCHI-, KE
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 5427 4192 74 ERX-CERNET-BKB China Education and Rese
8151 4988 3308 584 Uninet S.A. de C.V., MX
12479 4392 1604 117 UNI2-AS, ES
7545 4294 422 437 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 203 20 ALJAWWALSTC-AS, SA
10620 3561 541 258 Telmex Colombia S.A., CO
6327 3429 1324 84 SHAW - Shaw Communications Inc., CA
22773 3285 2968 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7552 2918 1153 79 VIETEL-AS-AP Viettel Group, VN
4766 2847 11134 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
8151 4988 4404 Uninet S.A. de C.V., MX
12479 4392 4275 UNI2-AS, ES
7545 4294 3857 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3778 3758 ALJAWWALSTC-AS, SA
6327 3429 3345 SHAW - Shaw Communications Inc., CA
10620 3561 3303 Telmex Colombia S.A., CO
22773 3285 3138 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2918 2839 VIETEL-AS-AP Viettel Group, VN
8551 2724 2681 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11830 2654 2576 Instituto Costarricense de Electricidad y Telec
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64514 PRIVATE 5.42.231.0/24 35753 ITC ITC AS number, SA
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
64121 UNALLOCATED 98.159.9.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64121 UNALLOCATED 98.159.12.0/24 19555 KMI-NETWORK - Kinder Morgan, I
64140 UNALLOCATED 98.159.14.0/24 64121 UNKNOWN
65544 DOCUMENT 103.197.121.0/24 65542 UNKNOWN
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.66.224.0/19 209 CENTURYLINK-US-LEGACY-QWEST - Qwest Communicati
198.18.1.19/32 7497 CSTNET-AS-AP Computer Network Information Cente
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.143.192.0/24 22119 -Reserved AS-, ZZ
23.164.128.0/24 20473 AS-CHOOPA - Choopa, LLC, US
27.100.7.0/24 56096 UNKNOWN
41.78.92.0/22 14988 BTC-GATE1, BW
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN
43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN
45.121.32.0/22 134356 UNKNOWN
45.124.164.0/22 38803 GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU
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 /8:14 /9:11 /10:37 /11:99 /12:290
/13:567 /14:1097 /15:1903 /16:13360 /17:7929 /18:13781
/19:25231 /20:39221 /21:45434 /22:87306 /23:70744 /24:394098
/25:820 /26:613 /27:620 /28:35 /29:20 /30:17
/31:4 /32:52
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3216 3429 SHAW - Shaw Communications Inc., CA
12479 3136 4392 UNI2-AS, ES
39891 2946 3778 ALJAWWALSTC-AS, SA
22773 2547 3285 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
8551 2186 2724 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2063 2170 MEGAPATH5-US - MegaPath Corporation, US
11830 2002 2654 Instituto Costarricense de Electricidad y Telec
11492 1916 2359 CABLEONE - CABLE ONE, INC., US
30036 1748 1996 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1612 3561 Telmex Colombia S.A., CO
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1604 2:851 4:20 5:2828 6:40 7:1
8:1122 12:1874 13:195 14:1750 15:30 16:3
17:214 18:55 20:49 23:2628 24:2222 25:2
27:2416 31:2018 32:92 35:27 36:498 37:2753
38:1450 39:229 40:123 41:3099 42:674 43:1922
44:122 45:4765 46:3035 47:201 49:1326 50:1051
51:315 52:1058 54:372 55:4 56:12 57:39
58:1624 59:1001 60:388 61:2094 62:1848 63:1788
64:5029 65:2215 66:4666 67:2446 68:1168 69:3225
70:1152 71:556 72:2120 74:2725 75:422 76:454
77:1545 78:1716 79:1732 80:1510 81:1391 82:1075
83:784 84:1074 85:2040 86:567 87:1300 88:927
89:2343 90:212 91:6388 92:1199 93:2367 94:2389
95:2871 96:737 97:357 98:945 99:133 100:83
101:1231 102:102 103:17968 104:3565 105:211 106:650
107:1783 108:694 109:3445 110:1640 111:1776 112:1276
113:1270 114:1125 115:1659 116:1644 117:1754 118:2151
119:1670 120:990 121:1053 122:2471 123:1779 124:1439
125:1905 128:1082 129:668 130:454 131:1603 132:695
133:193 134:1019 135:225 136:499 137:564 138:1971
139:646 140:430 141:722 142:802 143:975 144:801
145:481 146:1189 147:725 148:1637 149:760 150:733
151:1059 152:788 153:314 154:1148 155:769 156:1074
157:797 158:649 159:1739 160:1155 161:788 162:2581
163:593 164:1063 165:1486 166:451 167:1299 168:3075
169:818 170:3779 171:457 172:1078 173:2011 174:907
175:779 176:1995 177:4109 178:2510 179:1218 180:2197
181:2286 182:2379 183:1191 184:1028 185:13667 186:3596
187:2341 188:2857 189:2070 190:8122 191:1428 192:9833
193:5977 194:4857 195:3971 196:2600 197:1571 198:5544
199:5894 200:7338 201:5004 202:10457 203:10190 204:4565
205:2894 206:3109 207:3172 208:3999 209:3967 210:4035
211:2099 212:3025 213:2774 214:981 215:57 216:6000
217:2122 218:897 219:633 220:1766 221:977 222:1023
223:1296
End of report
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