[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jan 12 22:45:57 UTC 2025
IPv4 R&E Routing Table Report 22:39 GMT Sun 12 Jan, 2025
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: 1028034
Prefixes after maximum aggregation (per Origin AS): 374527
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 469775
Total ASes present in the Internet Routing Table: 76630
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65936
Origin ASes announcing only one prefix: 26220
Transit ASes present in the Internet Routing Table: 10694
Transit-only ASes present in the Internet Routing Table: 520
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1131
Number of instances of unregistered ASNs: 1138
Number of 32-bit ASNs allocated by the RIRs: 46033
Number of 32-bit ASNs visible in the Routing Table: 37662
Prefixes from 32-bit ASNs in the Routing Table: 208039
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 538
Number of addresses announced to Internet: 3125802858
Equivalent to 186 /8s, 79 /16s and 247 /24s
Percentage of available address space announced: 84.4
Percentage of allocated address space announced: 84.4
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: 345703
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265929
Total APNIC prefixes after maximum aggregation: 76800
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257588
Unique aggregates announced from the APNIC address blocks: 102239
APNIC Region origin ASes present in the Internet Routing Table: 14513
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4421
APNIC Region transit ASes present in the Internet Routing Table: 1924
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 46
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9956
Number of APNIC addresses announced to Internet: 762500928
Equivalent to 45 /8s, 114 /16s and 215 /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: 296369
Total ARIN prefixes after maximum aggregation: 128277
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 297886
Unique aggregates announced from the ARIN address blocks: 132488
ARIN Region origin ASes present in the Internet Routing Table: 19222
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6969
ARIN Region transit ASes present in the Internet Routing Table: 1924
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5108
Number of ARIN addresses announced to Internet: 1347567558
Equivalent to 80 /8s, 82 /16s and 63 /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, 393216-402332
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,
54/8, 55/8, 56/8, 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: 288147
Total RIPE prefixes after maximum aggregation: 132743
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 284914
Unique aggregates announced from the RIPE address blocks: 170589
RIPE Region origin ASes present in the Internet Routing Table: 28866
RIPE Prefixes per ASN: 9.87
RIPE Region origin ASes announcing only one prefix: 12042
RIPE Region transit ASes present in the Internet Routing Table: 3851
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12204
Number of RIPE addresses announced to Internet: 733153812
Equivalent to 43 /8s, 179 /16s and 10 /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,
53/8, 57/8, 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: 138311
Total LACNIC prefixes after maximum aggregation: 29263
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 135827
Unique aggregates announced from the LACNIC address blocks: 48969
LACNIC Region origin ASes present in the Internet Routing Table: 11195
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2149
LACNIC Region transit ASes present in the Internet Routing Table: 2474
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9124
Number of LACNIC addresses announced to Internet: 177606272
Equivalent to 10 /8s, 150 /16s and 14 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 38140
Total AfriNIC prefixes after maximum aggregation: 6743
AfriNIC Deaggregation factor: 5.66
Prefixes being announced from the AfriNIC address blocks: 51279
Unique aggregates announced from the AfriNIC address blocks: 15050
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 26.79
AfriNIC Region origin ASes announcing only one prefix: 639
AfriNIC Region transit ASes present in the Internet Routing Table: 357
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet: 104703744
Equivalent to 6 /8s, 61 /16s and 167 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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
9808 10296 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6198 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4941 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4352 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4085 525 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3896 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2822 846 546 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 12623 38899 3296 AMAZON-02, US
174 6133 8762 880 COGENT-174, US
11492 4693 312 549 CABLEONE, US
7155 4169 287 85 VIASAT-SP-BACKBONE, US
6327 3615 1320 79 SHAW, CA
22773 3411 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3158 508 130 CENIC-2152, US
16625 3030 1311 2193 AKAMAI-AS, US
396982 2895 3656 441 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 9649 1282 1365 TTNET, TR
12479 7667 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4044 3396 141 AKAMAI-ASN1, NL
9009 3782 324 1919 M247, RO
12389 2979 2300 887 ROSTELECOM-AS, RU
34984 2418 363 569 TELLCOM-AS, TR
8452 1961 1852 14 TE-AS TE-AS, EG
212238 1885 135 1392 CDNEXT, GB
5384 1772 585 30 EMIRATES-INTERNET Emirates Internet, AE
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 11873 3246 709 UNINET, MX
10620 3538 491 953 Telmex Colombia S.A., CO
13999 2536 538 368 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1575 2310 261 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1167 374 163 Axtel, S.A.B. de C.V., MX
28202 1126 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1113 371 22 Telefonica del Peru S.A.A., PE
22884 1074 98 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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
24835 1671 593 29 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1578 100 96 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1001 521 42 Vodafone-, EG
37069 832 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
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
16509 12623 38899 3296 AMAZON-02, US
8151 11873 3246 709 UNINET, MX
9808 10296 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7667 1709 143 UNI2-AS, ES
7545 6198 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6133 8762 880 COGENT-174, US
4538 4941 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4693 312 549 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11873 11164 UNINET, MX
9808 10296 10172 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7667 7524 UNI2-AS, ES
7545 6198 5533 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6133 5253 COGENT-174, US
4538 4941 4864 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4352 4329 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4144 CABLEONE, US
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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.80.0.0/24 60478 KSYS, CH
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 Transit: 6939 HURRICANE, US
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.176.0/24 Origin: 40676 AS40676, US
23.140.176.0/24 Transit: 18106 VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
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 /9:16 /10:42 /11:93 /12:312
/13:594 /14:1241 /15:2218 /16:14172 /17:8568 /18:14743
/19:25629 /20:46266 /21:55102 /22:116321 /23:110145 /24:626390
/25:652 /26:653 /27:1186 /28:222 /29:378 /30:249
/31:1250 /32:1575
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6632 7667 UNI2-AS, ES
8151 6022 11873 UNINET, MX
11492 3555 4693 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3117 4169 VIASAT-SP-BACKBONE, US
22773 2544 3411 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2253 12623 AMAZON-02, US
30036 2233 2572 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2323 2:1665 3:547 4:25 5:4829 6:165
7:6 8:1648 9:1 10:1 11:172 12:1392
13:358 14:2525 15:334 16:270 17:361 18:906
20:459 21:4 22:188 23:7268 24:2776 25:2
27:2732 29:19 31:3145 32:56 34:73 35:182
36:2427 37:4651 38:10436 39:884 40:155 41:4703
42:1996 43:2560 44:348 45:19697 46:5012 47:295
49:2010 50:1881 51:587 52:1603 54:307 55:1031
56:8 57:245 58:2291 59:1254 60:1160 61:2982
62:3020 63:1856 64:5472 65:2235 66:4738 67:3085
68:1247 69:4023 70:1128 71:613 72:2938 74:2818
75:1638 76:638 77:2716 78:4223 79:1735 80:2264
81:2206 82:1888 83:1452 84:1824 85:4209 86:993
87:2441 88:3421 89:4460 90:757 91:8452 92:2775
93:2863 94:3922 95:5397 96:1269 97:320 98:1011
99:733 100:72 101:1391 102:4068 103:32602 104:4579
105:2163 106:1015 107:2619 108:1197 109:4118 110:2268
111:3367 112:2065 113:1817 114:1951 115:2262 116:2061
117:2745 118:2895 119:2025 120:1900 121:1434 122:2870
123:2201 124:1692 125:2899 126:62 128:1688 129:1023
130:1291 131:2031 132:925 133:450 134:1521 135:370
136:1351 137:1166 138:3250 139:1567 140:1539 141:1471
142:1856 143:1709 144:1042 145:472 146:2152 147:2044
148:2604 149:2927 150:1204 151:1616 152:2143 153:569
154:8194 155:1602 156:3415 157:1913 158:1261 159:2444
160:3584 161:1831 162:3665 163:1801 164:1747 165:2204
166:1345 167:1900 168:4396 169:817 170:5488 171:1005
172:4060 173:3200 174:917 175:1286 176:3693 177:6268
178:3913 179:2674 180:2619 181:4147 182:3355 183:2077
184:2277 185:21660 186:5664 187:4925 188:4373 189:4491
190:9923 191:2099 192:11286 193:9379 194:7781 195:5566
196:3476 197:3788 198:6176 199:8325 200:8759 201:6576
202:10854 203:10737 204:4625 205:3727 206:4719 207:3633
208:4236 209:5217 210:4895 211:2625 212:4622 213:3870
214:1049 215:48 216:6702 217:3156 218:1391 219:551
220:2110 221:1051 222:853 223:2320
End of report
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