[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Mar 3 22:46:14 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 03 Mar, 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: 1029877
Prefixes after maximum aggregation (per Origin AS): 377399
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475995
Total ASes present in the Internet Routing Table: 76796
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 66116
Origin ASes announcing only one prefix: 26291
Transit ASes present in the Internet Routing Table: 10680
Transit-only ASes present in the Internet Routing Table: 539
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: 1052
Number of instances of unregistered ASNs: 1055
Number of 32-bit ASNs allocated by the RIRs: 46224
Number of 32-bit ASNs visible in the Routing Table: 37966
Prefixes from 32-bit ASNs in the Routing Table: 210713
Number of bogon 32-bit ASNs visible in the Routing Table: 69
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 518
Number of addresses announced to Internet: 3112845925
Equivalent to 185 /8s, 138 /16s and 66 /24s
Percentage of available address space announced: 84.1
Percentage of allocated address space announced: 84.1
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: 348033
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265802
Total APNIC prefixes after maximum aggregation: 76696
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257314
Unique aggregates announced from the APNIC address blocks: 102788
APNIC Region origin ASes present in the Internet Routing Table: 14577
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4424
APNIC Region transit ASes present in the Internet Routing Table: 1952
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10043
Number of APNIC addresses announced to Internet: 752201792
Equivalent to 44 /8s, 213 /16s and 176 /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, 131072-155961
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: 295097
Total ARIN prefixes after maximum aggregation: 129692
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295910
Unique aggregates announced from the ARIN address blocks: 135974
ARIN Region origin ASes present in the Internet Routing Table: 19251
ARIN Prefixes per ASN: 15.37
ARIN Region origin ASes announcing only one prefix: 7019
ARIN Region transit ASes present in the Internet Routing Table: 1906
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5172
Number of ARIN addresses announced to Internet: 1348607744
Equivalent to 80 /8s, 98 /16s and 31 /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: 290022
Total RIPE prefixes after maximum aggregation: 133941
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 287358
Unique aggregates announced from the RIPE address blocks: 172615
RIPE Region origin ASes present in the Internet Routing Table: 28905
RIPE Prefixes per ASN: 9.94
RIPE Region origin ASes announcing only one prefix: 12026
RIPE Region transit ASes present in the Internet Routing Table: 3839
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12311
Number of RIPE addresses announced to Internet: 733018917
Equivalent to 43 /8s, 176 /16s and 251 /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: 138636
Total LACNIC prefixes after maximum aggregation: 29456
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135638
Unique aggregates announced from the LACNIC address blocks: 48970
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 12.08
LACNIC Region origin ASes announcing only one prefix: 2170
LACNIC Region transit ASes present in the Internet Routing Table: 2469
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: 9161
Number of LACNIC addresses announced to Internet: 173823488
Equivalent to 10 /8s, 92 /16s and 86 /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: 39268
Total AfriNIC prefixes after maximum aggregation: 6960
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 53137
Unique aggregates announced from the AfriNIC address blocks: 15200
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.70
AfriNIC Region origin ASes announcing only one prefix: 652
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1279
Number of AfriNIC addresses announced to Internet: 104937728
Equivalent to 6 /8s, 65 /16s and 57 /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 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5011 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4375 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4242 530 277 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3277 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2845 855 532 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2207 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 12808 39184 3778 AMAZON-02, US
174 5361 8768 968 COGENT-174, US
11492 4705 312 566 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3384 3050 183 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3086 1315 2229 AKAMAI-AS, US
396982 2935 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2554 353 393 MEDIACOM-ENTERPRISE-BUSINESS, 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 9676 1286 1305 TTNET, TR
12479 7765 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4042 3396 143 AKAMAI-ASN1, NL
9009 3766 323 1929 M247, RO
12389 2989 2303 895 ROSTELECOM-AS, RU
34984 2414 364 573 TELLCOM-AS, TR
212238 2007 145 1483 CDNEXT, GB
8452 1919 1852 14 TE-AS TE-AS, EG
5384 1799 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 12049 3230 700 UNINET, MX
10620 3547 492 953 Telmex Colombia S.A., CO
13999 2517 539 370 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1593 2436 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 781 212 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1172 371 22 Telefonica del Peru S.A.A., PE
28202 1131 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1128 374 163 Axtel, S.A.B. de C.V., MX
11664 1075 278 33 Techtel LMDS Comunicaciones Interactivas
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 599 30 RAYA-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
24863 1618 389 16 LINKdotNET-AS, EG
29571 1572 99 103 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
20011 1292 202 342 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
37069 863 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 12808 39184 3778 AMAZON-02, US
8151 12049 3230 700 UNINET, MX
9808 10328 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9676 1286 1305 TTNET, TR
12479 7765 1714 145 UNI2-AS, ES
7545 6216 843 660 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5361 8768 968 COGENT-174, US
4538 5011 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4705 312 566 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 12049 11349 UNINET, MX
9808 10328 10238 CHINAMOBILE-CN China Mobile Communications Grou
47331 9676 8371 TTNET, TR
12479 7765 7620 UNI2-AS, ES
7545 6216 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5011 4933 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5361 4393 COGENT-174, US
18403 4375 4350 FPT-AS-AP FPT Telecom Company, VN
11492 4705 4139 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
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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 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
100.108.0.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.14.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.38.0/23 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
100.108.43.0/24 43939 INTERNETIA_ETTH2-AS Noc-Bialystok, PL
172.22.139.0/24 8151 UNINET, MX
172.22.243.0/24 8151 UNINET, MX
192.88.99.0/24 6939 HURRICANE, US
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
23.140.16.0/24 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
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, 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 /9:16 /10:42 /11:92 /12:304
/13:587 /14:1236 /15:2206 /16:14113 /17:8576 /18:14263
/19:25474 /20:46168 /21:54807 /22:116251 /23:110420 /24:632059
/25:593 /26:590 /27:1052 /28:77 /29:106 /30:23
/31:2 /32:803
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8760 9676 TTNET, TR
12479 6719 7765 UNI2-AS, ES
8151 6215 12049 UNINET, MX
11492 3555 4705 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2519 3384 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2280 12808 AMAZON-02, US
30036 2214 2554 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2362 2:1538 3:576 4:25 5:4868 6:167
7:6 8:1647 9:1 10:1 11:172 12:1381
13:351 14:2551 15:351 16:277 17:358 18:921
20:465 21:4 22:188 23:7389 24:2773 25:2
27:2777 29:19 31:3258 32:53 34:82 35:207
36:2437 37:4737 38:10139 39:899 40:153 41:4787
42:1985 43:2581 44:354 45:19975 46:5082 47:294
49:1997 50:1897 51:589 52:1600 54:301 55:1118
56:9 57:252 58:2319 59:1290 60:1167 61:3085
62:3022 63:1853 64:5556 65:2201 66:4728 67:3103
68:1138 69:4009 70:1124 71:622 72:2956 74:2815
75:1654 76:616 77:2793 78:4228 79:1744 80:2239
81:2186 82:2764 83:1443 84:1825 85:4281 86:1038
87:2440 88:3431 89:4477 90:779 91:8448 92:2817
93:2918 94:3991 95:5470 96:1389 97:327 98:977
99:740 100:73 101:1402 102:4301 103:32662 104:4825
105:2234 106:996 107:2609 108:1224 109:4156 110:2273
111:3331 112:2073 113:1830 114:1959 115:2214 116:2099
117:2761 118:2896 119:2015 120:1910 121:1439 122:2903
123:2335 124:1683 125:2913 126:92 128:1618 129:1038
130:1311 131:2015 132:912 133:450 134:1536 135:375
136:1316 137:1179 138:3241 139:1635 140:1563 141:1477
142:1875 143:1743 144:1067 145:478 146:2169 147:2080
148:2605 149:2963 150:1251 151:1722 152:2136 153:574
154:8272 155:1624 156:3413 157:1929 158:1275 159:2444
160:3672 161:1977 162:3712 163:1888 164:1761 165:2217
166:1375 167:1910 168:4357 169:823 170:5521 171:1007
172:4449 173:3255 174:916 175:1288 176:3766 177:6156
178:3948 179:2710 180:2656 181:4187 182:3379 183:2072
184:2313 185:21769 186:5727 187:4978 188:4340 189:4604
190:9948 191:2096 192:11226 193:9454 194:7856 195:5651
196:3641 197:4000 198:6247 199:8404 200:8725 201:6571
202:10929 203:10767 204:4588 205:3713 206:4702 207:3612
208:4224 209:5280 210:4880 211:2632 212:4597 213:3882
214:1067 215:42 216:6672 217:3175 218:1395 219:554
220:2104 221:1055 222:849 223:2335
End of report
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