[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 18 22:47:15 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sat 18 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: 1028958
Prefixes after maximum aggregation (per Origin AS): 375205
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472060
Total ASes present in the Internet Routing Table: 76668
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65987
Origin ASes announcing only one prefix: 26236
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 517
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: 53
Max AS path prepend of ASN (153261) 50
Prefixes from unregistered ASNs in the Routing Table: 1124
Number of instances of unregistered ASNs: 1131
Number of 32-bit ASNs allocated by the RIRs: 46101
Number of 32-bit ASNs visible in the Routing Table: 37718
Prefixes from 32-bit ASNs in the Routing Table: 208772
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: 547
Number of addresses announced to Internet: 3124941179
Equivalent to 186 /8s, 66 /16s and 209 /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: 346120
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266071
Total APNIC prefixes after maximum aggregation: 76786
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257786
Unique aggregates announced from the APNIC address blocks: 102314
APNIC Region origin ASes present in the Internet Routing Table: 14516
APNIC Prefixes per ASN: 17.76
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: 53
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9970
Number of APNIC addresses announced to Internet: 762451776
Equivalent to 45 /8s, 114 /16s and 23 /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: 296317
Total ARIN prefixes after maximum aggregation: 128590
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297791
Unique aggregates announced from the ARIN address blocks: 134209
ARIN Region origin ASes present in the Internet Routing Table: 19225
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6995
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: 5116
Number of ARIN addresses announced to Internet: 1346632134
Equivalent to 80 /8s, 67 /16s and 249 /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: 288593
Total RIPE prefixes after maximum aggregation: 133082
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285384
Unique aggregates announced from the RIPE address blocks: 170981
RIPE Region origin ASes present in the Internet Routing Table: 28890
RIPE Prefixes per ASN: 9.88
RIPE Region origin ASes announcing only one prefix: 12026
RIPE Region transit ASes present in the Internet Routing Table: 3833
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: 12226
Number of RIPE addresses announced to Internet: 733294373
Equivalent to 43 /8s, 181 /16s and 47 /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: 138598
Total LACNIC prefixes after maximum aggregation: 29273
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136067
Unique aggregates announced from the LACNIC address blocks: 48998
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 12.15
LACNIC Region origin ASes announcing only one prefix: 2154
LACNIC Region transit ASes present in the Internet Routing Table: 2482
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: 9130
Number of LACNIC addresses announced to Internet: 177617536
Equivalent to 10 /8s, 150 /16s and 58 /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: 38255
Total AfriNIC prefixes after maximum aggregation: 6768
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 51381
Unique aggregates announced from the AfriNIC address blocks: 15114
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 26.79
AfriNIC Region origin ASes announcing only one prefix: 640
AfriNIC Region transit ASes present in the Internet Routing Table: 361
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: 1276
Number of AfriNIC addresses announced to Internet: 104681728
Equivalent to 6 /8s, 61 /16s and 81 /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 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6198 842 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4275 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4114 526 280 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3897 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2823 846 547 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 12585 38855 3701 AMAZON-02, US
174 6122 8763 894 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3614 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3173 508 130 CENIC-2152, US
16625 3019 1305 2195 AKAMAI-AS, US
396982 2899 3657 442 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 7648 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4053 3396 141 AKAMAI-ASN1, NL
9009 3744 321 1904 M247, RO
12389 2980 2301 888 ROSTELECOM-AS, RU
34984 2418 364 572 TELLCOM-AS, TR
8452 1949 1852 14 TE-AS TE-AS, EG
212238 1895 135 1400 CDNEXT, GB
5384 1792 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 11907 3247 707 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2538 538 368 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1578 2438 262 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 1111 371 22 Telefonica del Peru S.A.A., PE
22884 1075 98 372 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 1683 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1541 97 109 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 1002 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 12585 38855 3701 AMAZON-02, US
8151 11907 3247 707 UNINET, MX
9808 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7648 1709 143 UNI2-AS, ES
7545 6198 842 664 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6122 8763 894 COGENT-174, US
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4696 312 551 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 11907 11200 UNINET, MX
9808 10374 10250 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7648 7505 UNI2-AS, ES
7545 6198 5534 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6122 5228 COGENT-174, US
4538 5037 4960 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4275 4252 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4145 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
/13:592 /14:1241 /15:2214 /16:14165 /17:8560 /18:14726
/19:25608 /20:46292 /21:55122 /22:116412 /23:110208 /24:627157
/25:650 /26:643 /27:1188 /28:223 /29:378 /30:249
/31:1259 /32:1591
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6612 7648 UNI2-AS, ES
8151 6061 11907 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3614 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2252 12585 AMAZON-02, US
30036 2239 2578 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2321 2:1678 3:546 4:25 5:4816 6:165
7:6 8:1643 9:1 10:1 11:172 12:1391
13:354 14:2533 15:335 16:270 17:362 18:904
20:460 21:4 22:188 23:7308 24:2780 25:2
27:2751 29:19 31:3172 32:56 34:74 35:189
36:2430 37:4670 38:10444 39:896 40:154 41:4728
42:1966 43:2574 44:348 45:19777 46:5031 47:296
49:2022 50:1874 51:587 52:1603 54:307 55:1027
56:8 57:245 58:2304 59:1256 60:1160 61:2990
62:3029 63:1864 64:5469 65:2230 66:4725 67:3078
68:1187 69:4036 70:1126 71:616 72:2940 74:2811
75:1641 76:637 77:2728 78:4226 79:1742 80:2257
81:2222 82:1944 83:1456 84:1809 85:4205 86:997
87:2464 88:3424 89:4469 90:753 91:8453 92:2767
93:2894 94:3918 95:5393 96:1271 97:318 98:985
99:737 100:72 101:1394 102:4087 103:32622 104:4626
105:2164 106:1025 107:2621 108:1197 109:4115 110:2269
111:3370 112:2070 113:1812 114:1953 115:2271 116:2063
117:2705 118:2881 119:2019 120:1903 121:1434 122:2871
123:2187 124:1690 125:2891 126:62 128:1694 129:1023
130:1295 131:2027 132:926 133:450 134:1515 135:368
136:1346 137:1165 138:3242 139:1581 140:1527 141:1609
142:1852 143:1713 144:1037 145:476 146:2158 147:2057
148:2603 149:2914 150:1207 151:1642 152:2114 153:569
154:8106 155:1555 156:3407 157:1908 158:1261 159:2438
160:3615 161:1841 162:3676 163:1800 164:1743 165:2203
166:1336 167:1894 168:4404 169:819 170:5510 171:1005
172:4058 173:3211 174:919 175:1287 176:3712 177:6323
178:3923 179:2694 180:2623 181:4134 182:3365 183:2065
184:2278 185:21673 186:5692 187:5030 188:4381 189:4511
190:9917 191:2095 192:11292 193:9415 194:7816 195:5596
196:3444 197:3802 198:6181 199:8342 200:8785 201:6578
202:10863 203:10770 204:4596 205:3724 206:4710 207:3638
208:4239 209:5218 210:4890 211:2627 212:4616 213:3868
214:1053 215:42 216:6680 217:3160 218:1394 219:551
220:2099 221:1055 222:853 223:2320
End of report
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