[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jan 11 22:42:21 UTC 2025
IPv4 R&E Routing Table Report 22:35 GMT Sat 11 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: 1028558
Prefixes after maximum aggregation (per Origin AS): 374723
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 469732
Total ASes present in the Internet Routing Table: 76652
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65961
Origin ASes announcing only one prefix: 26199
Transit ASes present in the Internet Routing Table: 10691
Transit-only ASes present in the Internet Routing Table: 519
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: 1136
Number of instances of unregistered ASNs: 1143
Number of 32-bit ASNs allocated by the RIRs: 46023
Number of 32-bit ASNs visible in the Routing Table: 37680
Prefixes from 32-bit ASNs in the Routing Table: 208121
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: 544
Number of addresses announced to Internet: 3127151722
Equivalent to 186 /8s, 100 /16s and 140 /24s
Percentage of available address space announced: 84.5
Percentage of allocated address space announced: 84.5
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: 345916
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266028
Total APNIC prefixes after maximum aggregation: 76810
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257678
Unique aggregates announced from the APNIC address blocks: 102258
APNIC Region origin ASes present in the Internet Routing Table: 14522
APNIC Prefixes per ASN: 17.74
APNIC Region origin ASes announcing only one prefix: 4421
APNIC Region transit ASes present in the Internet Routing Table: 1925
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: 9966
Number of APNIC addresses announced to Internet: 762554944
Equivalent to 45 /8s, 115 /16s and 170 /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: 296605
Total ARIN prefixes after maximum aggregation: 128436
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 298106
Unique aggregates announced from the ARIN address blocks: 132485
ARIN Region origin ASes present in the Internet Routing Table: 19220
ARIN Prefixes per ASN: 15.51
ARIN Region origin ASes announcing only one prefix: 6964
ARIN Region transit ASes present in the Internet Routing Table: 1922
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: 5109
Number of ARIN addresses announced to Internet: 1348692422
Equivalent to 80 /8s, 99 /16s and 105 /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: 288235
Total RIPE prefixes after maximum aggregation: 132757
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285024
Unique aggregates announced from the RIPE address blocks: 170548
RIPE Region origin ASes present in the Internet Routing Table: 28873
RIPE Prefixes per ASN: 9.87
RIPE Region origin ASes announcing only one prefix: 12036
RIPE Region transit ASes present in the Internet Routing Table: 3846
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: 12205
Number of RIPE addresses announced to Internet: 733293332
Equivalent to 43 /8s, 181 /16s and 43 /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: 138313
Total LACNIC prefixes after maximum aggregation: 29272
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 135838
Unique aggregates announced from the LACNIC address blocks: 48972
LACNIC Region origin ASes present in the Internet Routing Table: 11199
LACNIC Prefixes per ASN: 12.13
LACNIC Region origin ASes announcing only one prefix: 2140
LACNIC Region transit ASes present in the Internet Routing Table: 2475
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: 9127
Number of LACNIC addresses announced to Internet: 177616768
Equivalent to 10 /8s, 150 /16s and 55 /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: 38234
Total AfriNIC prefixes after maximum aggregation: 6744
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 51366
Unique aggregates announced from the AfriNIC address blocks: 15026
AfriNIC Region origin ASes present in the Internet Routing Table: 1916
AfriNIC Prefixes per ASN: 26.81
AfriNIC Region origin ASes announcing only one prefix: 638
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 1273
Number of AfriNIC addresses announced to Internet: 104722176
Equivalent to 6 /8s, 61 /16s and 239 /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 4319 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4084 525 276 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1331 26 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 12630 38899 3303 AMAZON-02, US
174 6139 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 3144 508 130 CENIC-2152, US
16625 3034 1312 2193 AKAMAI-AS, US
396982 2894 3656 440 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 7669 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 2980 2300 887 ROSTELECOM-AS, RU
34984 2417 363 569 TELLCOM-AS, TR
8452 1961 1852 14 TE-AS TE-AS, EG
212238 1887 135 1394 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 11869 3246 711 UNINET, MX
10620 3538 491 953 Telmex Colombia S.A., CO
13999 2530 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 1170 374 163 Axtel, S.A.B. de C.V., MX
28202 1125 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 1669 593 29 RAYA-AS, EG
24863 1645 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1578 100 96 ORANGE-COTE-IVOIRE, CI
36992 1427 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1017 523 45 Vodafone-, EG
37069 832 1083 15 MOBINIL, EG
6713 558 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 12630 38899 3303 AMAZON-02, US
8151 11869 3246 711 UNINET, MX
9808 10296 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7669 1709 143 UNI2-AS, ES
7545 6198 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6139 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 11869 11158 UNINET, MX
9808 10296 10172 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7669 7526 UNI2-AS, ES
7545 6198 5533 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6139 5259 COGENT-174, US
4538 4941 4864 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4319 4296 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
/13:595 /14:1242 /15:2220 /16:14175 /17:8567 /18:14756
/19:25660 /20:46338 /21:55176 /22:116422 /23:110326 /24:626448
/25:648 /26:653 /27:1185 /28:222 /29:377 /30:248
/31:1248 /32:1572
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6634 7669 UNI2-AS, ES
8151 6018 11869 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 2257 12630 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)
----------------------------------------------
1:2324 2:1664 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 23:7269 24:2777 25:2
27:2730 29:19 31:3138 32:56 34:73 35:182
36:2427 37:4651 38:10434 39:884 40:155 41:4714
42:1980 43:2559 44:345 45:19714 46:5020 47:295
49:2023 50:1881 51:587 52:1603 54:307 55:1031
56:8 57:245 58:2291 59:1254 60:1160 61:2982
62:3019 63:1856 64:5471 65:2235 66:4739 67:3085
68:1247 69:4026 70:1128 71:613 72:2940 74:2817
75:1638 76:638 77:2719 78:4225 79:1739 80:2264
81:2207 82:1888 83:1452 84:1827 85:4212 86:993
87:2443 88:3420 89:4464 90:757 91:8451 92:2779
93:2862 94:3920 95:5399 96:1268 97:320 98:1011
99:733 100:72 101:1390 102:4062 103:32627 104:4582
105:2168 106:1015 107:2619 108:1197 109:4120 110:2270
111:3360 112:2065 113:1812 114:1951 115:2262 116:2061
117:2745 118:2895 119:2023 120:1900 121:1434 122:2871
123:2200 124:1692 125:2899 126:62 128:1686 129:1023
130:1295 131:2036 132:920 133:450 134:1521 135:368
136:1349 137:1166 138:3240 139:1563 140:1541 141:1470
142:1857 143:1708 144:1042 145:472 146:2153 147:2044
148:2604 149:2926 150:1206 151:1616 152:2144 153:568
154:8193 155:1606 156:3415 157:1916 158:1261 159:2444
160:3592 161:1828 162:3665 163:1798 164:1748 165:2205
166:1344 167:1900 168:4394 169:821 170:5497 171:1005
172:4061 173:3200 174:917 175:1286 176:3698 177:6268
178:3913 179:2679 180:2623 181:4151 182:3356 183:2075
184:2277 185:21660 186:5661 187:4938 188:4382 189:4492
190:9923 191:2085 192:11289 193:9379 194:7786 195:5567
196:3487 197:3792 198:6177 199:8322 200:8680 201:6570
202:10881 203:10741 204:4623 205:3727 206:4719 207:3633
208:4229 209:5216 210:4896 211:2625 212:4626 213:3874
214:1047 215:48 216:6700 217:3162 218:1391 219:551
220:2110 221:1051 222:850 223:2320
End of report
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