[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Oct 31 22:41:48 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 31 Oct, 2023
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 983687
Prefixes after maximum aggregation (per Origin AS): 361684
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 454445
Total ASes present in the Internet Routing Table: 75169
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 64729
Origin ASes announcing only one prefix: 25922
Transit ASes present in the Internet Routing Table: 10440
Transit-only ASes present in the Internet Routing Table: 460
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1271
Number of instances of unregistered ASNs: 1273
Number of 32-bit ASNs allocated by the RIRs: 42955
Number of 32-bit ASNs visible in the Routing Table: 35377
Prefixes from 32-bit ASNs in the Routing Table: 184647
Number of bogon 32-bit ASNs visible in the Routing Table: 185
Special use prefixes present in the Routing Table: 36
Prefixes being announced from unallocated address space: 598
Number of addresses announced to Internet: 3053177566
Equivalent to 181 /8s, 251 /16s and 202 /24s
Percentage of available address space announced: 82.5
Percentage of allocated address space announced: 82.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 338516
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 256907
Total APNIC prefixes after maximum aggregation: 72524
APNIC Deaggregation factor: 3.54
Prefixes being announced from the APNIC address blocks: 250144
Unique aggregates announced from the APNIC address blocks: 99070
APNIC Region origin ASes present in the Internet Routing Table: 13767
APNIC Prefixes per ASN: 18.17
APNIC Region origin ASes announcing only one prefix: 4072
APNIC Region transit ASes present in the Internet Routing Table: 1844
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9075
Number of APNIC addresses announced to Internet: 773509536
Equivalent to 46 /8s, 26 /16s and 209 /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, 131072-153913
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: 282337
Total ARIN prefixes after maximum aggregation: 125948
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 285908
Unique aggregates announced from the ARIN address blocks: 132311
ARIN Region origin ASes present in the Internet Routing Table: 19131
ARIN Prefixes per ASN: 14.94
ARIN Region origin ASes announcing only one prefix: 6956
ARIN Region transit ASes present in the Internet Routing Table: 1856
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4835
Number of ARIN addresses announced to Internet: 1277527360
Equivalent to 76 /8s, 37 /16s and 133 /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, 393216-401308
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, 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: 280684
Total RIPE prefixes after maximum aggregation: 127700
RIPE Deaggregation factor: 2.20
Prefixes being announced from the RIPE address blocks: 274813
Unique aggregates announced from the RIPE address blocks: 160605
RIPE Region origin ASes present in the Internet Routing Table: 28525
RIPE Prefixes per ASN: 9.63
RIPE Region origin ASes announcing only one prefix: 12050
RIPE Region transit ASes present in the Internet Routing Table: 3872
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11437
Number of RIPE addresses announced to Internet: 715506910
Equivalent to 42 /8s, 165 /16s and 196 /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
196608-216475
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: 128211
Total LACNIC prefixes after maximum aggregation: 28644
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 127483
Unique aggregates announced from the LACNIC address blocks: 49309
LACNIC Region origin ASes present in the Internet Routing Table: 11053
LACNIC Prefixes per ASN: 11.53
LACNIC Region origin ASes announcing only one prefix: 2263
LACNIC Region transit ASes present in the Internet Routing Table: 2358
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8878
Number of LACNIC addresses announced to Internet: 178463008
Equivalent to 10 /8s, 163 /16s and 33 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34277
Total AfriNIC prefixes after maximum aggregation: 6069
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 44740
Unique aggregates announced from the AfriNIC address blocks: 12643
AfriNIC Region origin ASes present in the Internet Routing Table: 1812
AfriNIC Prefixes per ASN: 24.69
AfriNIC Region origin ASes announcing only one prefix: 581
AfriNIC Region transit ASes present in the Internet Routing Table: 341
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1152
Number of AfriNIC addresses announced to Internet: 107726592
Equivalent to 6 /8s, 107 /16s and 199 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
9808 9667 8776 94 CHINAMOBILE-CN China Mobile Communicati
7545 5717 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5091 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3803 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3606 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3327 1840 100 VNPT-AS-VN VNPT Corp, VN
9498 3230 490 239 BBIL-AP BHARTI Airtel Ltd., IN
4766 2736 11270 605 KIXS-AS-KR Korea Telecom, KR
24560 2563 849 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 9119 11008 3338 AMAZON-02, US
11492 4540 301 673 CABLEONE, US
7155 4181 289 101 VIASAT-SP-BACKBONE, US
174 3922 6660 632 COGENT-174, US
22773 3640 3061 305 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3555 1320 67 SHAW, CA
749 3159 54942 2411 DNIC-AS-00749, US
16625 3102 1420 2340 AKAMAI-AS, US
367 3077 3867 1437 DNIC-ASBLK-00306-00371, US
396982 2709 3598 399 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 8634 1178 2942 TTNET, TR
12479 7430 1713 145 UNI2-AS, ES
39891 4570 271 54 ALJAWWALSTC-AS, SA
20940 4108 3398 167 AKAMAI-ASN1, NL
8551 3446 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
9009 3389 294 1604 M247, RO
12389 3017 2298 924 ROSTELECOM-AS, RU
5384 2468 585 29 EMIRATES-INTERNET Emirates Internet, AE
8452 2439 1852 14 TE-AS TE-AS, EG
34984 2368 364 585 TELLCOM-AS, TR
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12015 3373 615 UNINET, MX
10620 3542 504 858 Telmex Colombia S.A., CO
13999 2413 329 630 Mega Cable, S.A. de C.V., MX
11830 2006 369 64 Instituto Costarricense de Electricidad
28573 1332 2322 230 Claro NXT Telecomunicacoes Ltda, BR
3816 1300 770 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1251 342 506 Axtel, S.A.B. de C.V., MX
6147 1105 369 22 Telefonica del Peru S.A.A., PE
28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1058 168 430 Techtel LMDS Comunicaciones Interactiva
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
37457 1880 319 45 Telkom-Internet, ZA
24863 1601 393 19 LINKdotNET-AS, EG
24835 1549 549 28 RAYA-AS, EG
36992 1358 1518 280 ETISALAT-MISR, EG
36903 1248 553 98 MT-MPLS, MA
29571 1046 67 53 ORANGE-COTE-IVOIRE, CI
36935 938 521 44 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 532 82 3 KENET-AS, KE
15399 530 55 50 WANANCHI-, KE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12015 3373 615 UNINET, MX
9808 9667 8776 94 CHINAMOBILE-CN China Mobile Communicati
16509 9119 11008 3338 AMAZON-02, US
47331 8634 1178 2942 TTNET, TR
12479 7430 1713 145 UNI2-AS, ES
7545 5717 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5091 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4570 271 54 ALJAWWALSTC-AS, SA
11492 4540 301 673 CABLEONE, US
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9667 9573 CHINAMOBILE-CN China Mobile Communications Grou
12479 7430 7285 UNI2-AS, ES
16509 9119 5781 AMAZON-02, US
47331 8634 5692 TTNET, TR
7545 5717 5022 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5091 5016 ERX-CERNET-BKB China Education and Research Net
39891 4570 4516 ALJAWWALSTC-AS, SA
18403 4263 4238 FPT-AS-AP FPT Telecom Company, VN
7155 4181 4080 VIASAT-SP-BACKBONE, US
20940 4108 3941 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 17054 EXPEDIENT, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.7.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 2386 INS-AS, US
23.141.0.0/24 Transit: 7018 ATT-INTERNET4, US
23.164.152.0/24 Origin: 210912 Twistic Limited, GB
23.164.152.0/24 Transit: 52041 SCALEBLADE, GB
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:38 /11:100 /12:301
/13:584 /14:1212 /15:2144 /16:13622 /17:8600 /18:14236
/19:25699 /20:45688 /21:54452 /22:114431 /23:107356 /24:590320
/25:1123 /26:1082 /27:1498 /28:159 /29:238 /30:80
/31:73 /32:620
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7751 8634 TTNET, TR
12479 6519 7430 UNI2-AS, ES
8151 6025 12015 UNINET, MX
11492 3453 4540 CABLEONE, US
6327 3364 3555 SHAW, CA
39891 3324 4570 ALJAWWALSTC-AS, SA
7155 3126 4181 VIASAT-SP-BACKBONE, US
8551 2923 3446 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2686 3640 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2148 2493 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2252 2:1606 3:269 4:8 5:4601 6:159
7:6 8:1627 9:1 11:172 12:1509 13:351
14:2330 15:304 16:202 17:373 18:663 20:331
21:4 22:188 23:6540 24:2943 25:2 27:2667
29:19 31:2703 32:89 34:29 35:120 36:2039
37:4604 38:6573 39:872 40:150 41:4799 42:2092
43:2408 44:331 45:17565 46:4531 47:399 49:1887
50:1909 51:577 52:1621 54:394 55:954 56:5
57:138 58:1972 59:1197 60:1013 61:2727 62:2824
63:1940 64:5714 65:2397 66:5154 67:3124 68:1369
69:4182 70:1393 71:633 72:3034 74:2675 75:1614
76:641 77:2463 78:4038 79:3042 80:2171 81:2079
82:1597 83:1383 84:1634 85:3866 86:874 87:2210
88:2943 89:4010 90:630 91:8035 92:2161 93:2659
94:3755 95:5122 96:1337 97:315 98:1125 99:733
100:123 101:1398 102:3405 103:32740 104:4817 105:2000
106:988 107:2814 108:1156 109:4332 110:2174 111:3167
112:2093 113:1767 114:1709 115:2115 116:1988 117:2574
118:2734 119:2041 120:1826 121:1275 122:2769 123:2280
124:1664 125:2643 128:1568 129:1011 130:1089 131:2075
132:970 133:408 134:1719 135:341 136:916 137:1000
138:2879 139:1658 140:1330 141:1335 142:1575 143:1596
144:1005 145:347 146:1996 147:1642 148:2499 149:2433
150:898 151:1260 152:1988 153:606 154:5587 155:1413
156:2108 157:1389 158:1068 159:2209 160:2701 161:1621
162:3550 163:1629 164:1780 165:1916 166:1078 167:1762
168:4031 169:814 170:4912 171:980 172:3892 173:3041
174:991 175:1256 176:3773 177:5498 178:3586 179:2437
180:2623 181:3627 182:3385 183:2011 184:2283 185:20983
186:5060 187:4628 188:4247 189:4255 190:9522 191:1868
192:11038 193:9026 194:7540 195:5490 196:3642 197:3067
198:6087 199:6448 200:8310 201:6367 202:10951 203:10550
204:4612 205:3743 206:4500 207:3568 208:4178 209:4986
210:4613 211:2615 212:4366 213:3517 214:1120 215:71
216:6895 217:3024 218:1339 219:616 220:2037 221:1002
222:863 223:2188
End of report
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