[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Apr 14 22:47:10 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 14 Apr, 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: 1035293
Prefixes after maximum aggregation (per Origin AS): 379949
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 477239
Total ASes present in the Internet Routing Table: 76949
Prefixes per ASN: 13.45
Origin-only ASes present in the Internet Routing Table: 66212
Origin ASes announcing only one prefix: 26304
Transit ASes present in the Internet Routing Table: 10737
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: 3.1
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1161
Number of instances of unregistered ASNs: 1176
Number of 32-bit ASNs allocated by the RIRs: 46183
Number of 32-bit ASNs visible in the Routing Table: 38177
Prefixes from 32-bit ASNs in the Routing Table: 212246
Number of bogon 32-bit ASNs visible in the Routing Table: 111
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 478
Number of addresses announced to Internet: 3114218981
Equivalent to 185 /8s, 159 /16s and 53 /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: 350008
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 267264
Total APNIC prefixes after maximum aggregation: 77144
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 258893
Unique aggregates announced from the APNIC address blocks: 102818
APNIC Region origin ASes present in the Internet Routing Table: 14656
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4445
APNIC Region transit ASes present in the Internet Routing Table: 1960
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: 10117
Number of APNIC addresses announced to Internet: 753986880
Equivalent to 44 /8s, 240 /16s and 237 /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: 296664
Total ARIN prefixes after maximum aggregation: 130845
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 297193
Unique aggregates announced from the ARIN address blocks: 137544
ARIN Region origin ASes present in the Internet Routing Table: 19263
ARIN Prefixes per ASN: 15.43
ARIN Region origin ASes announcing only one prefix: 7018
ARIN Region transit ASes present in the Internet Routing Table: 1905
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: 5191
Number of ARIN addresses announced to Internet: 1350092544
Equivalent to 80 /8s, 120 /16s and 199 /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: 292324
Total RIPE prefixes after maximum aggregation: 134852
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 289982
Unique aggregates announced from the RIPE address blocks: 173923
RIPE Region origin ASes present in the Internet Routing Table: 28949
RIPE Prefixes per ASN: 10.02
RIPE Region origin ASes announcing only one prefix: 11993
RIPE Region transit ASes present in the Internet Routing Table: 3870
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 22
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12400
Number of RIPE addresses announced to Internet: 732456741
Equivalent to 43 /8s, 168 /16s and 103 /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: 138563
Total LACNIC prefixes after maximum aggregation: 29552
LACNIC Deaggregation factor: 4.69
Prefixes being announced from the LACNIC address blocks: 135347
Unique aggregates announced from the LACNIC address blocks: 48973
LACNIC Region origin ASes present in the Internet Routing Table: 11242
LACNIC Prefixes per ASN: 12.04
LACNIC Region origin ASes announcing only one prefix: 2204
LACNIC Region transit ASes present in the Internet Routing Table: 2465
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: 9187
Number of LACNIC addresses announced to Internet: 172000896
Equivalent to 10 /8s, 64 /16s and 134 /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: 39317
Total AfriNIC prefixes after maximum aggregation: 6877
AfriNIC Deaggregation factor: 5.72
Prefixes being announced from the AfriNIC address blocks: 53398
Unique aggregates announced from the AfriNIC address blocks: 13568
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 27.88
AfriNIC Region origin ASes announcing only one prefix: 644
AfriNIC Region transit ASes present in the Internet Routing Table: 367
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: 1282
Number of AfriNIC addresses announced to Internet: 105446144
Equivalent to 6 /8s, 72 /16s and 251 /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 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
7545 6214 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4982 4193 77 ERX-CERNET-BKB China Education and Resear
9498 4315 531 280 BBIL-AP BHARTI Airtel Ltd., IN
18403 4263 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3925 1332 26 VIETEL-AS-AP Viettel Group, VN
45899 3911 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3678 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2858 850 540 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2233 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 13166 39687 4095 AMAZON-02, US
174 5467 8766 963 COGENT-174, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3408 3050 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3120 1312 2261 AKAMAI-AS, US
396982 2954 3649 468 GOOGLE-CLOUD-PLATFORM, US
36352 2658 219 813 AS-COLOCROSSING, 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 9746 1294 1096 TTNET, TR
12479 7716 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4047 3396 142 AKAMAI-ASN1, NL
9009 3797 328 1975 M247, RO
12389 3077 2303 888 ROSTELECOM-AS, RU
34984 2412 363 576 TELLCOM-AS, TR
212238 2092 148 1542 CDNEXT, GB
8452 1964 1852 14 TE-AS TE-AS, EG
5384 1788 585 29 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 12258 3263 688 UNINET, MX
10620 3527 487 992 Telmex Colombia S.A., CO
13999 2516 539 364 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1601 2438 256 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1089 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1054 70 382 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 1743 607 31 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1581 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1031 523 49 Vodafone-, EG
37069 932 1099 15 MOBINIL, EG
6713 561 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 13166 39687 4095 AMAZON-02, US
8151 12258 3263 688 UNINET, MX
9808 10373 8921 126 CHINAMOBILE-CN China Mobile Communication
47331 9746 1294 1096 TTNET, TR
12479 7716 1714 145 UNI2-AS, ES
7545 6214 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5467 8766 963 COGENT-174, US
4538 4982 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 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 12258 11570 UNINET, MX
9808 10373 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9746 8650 TTNET, TR
12479 7716 7571 UNI2-AS, ES
7545 6214 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4982 4905 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5467 4504 COGENT-174, US
18403 4263 4238 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4107 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
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
23.140.216.0/24 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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:41 /11:93 /12:302
/13:586 /14:1237 /15:2205 /16:14131 /17:8609 /18:14817
/19:25655 /20:46277 /21:55041 /22:116794 /23:111518 /24:634700
/25:586 /26:584 /27:1060 /28:67 /29:105 /30:20
/31:2 /32:830
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8827 9746 TTNET, TR
12479 6637 7716 UNI2-AS, ES
8151 6403 12258 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3622 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2544 3408 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2335 13166 AMAZON-02, US
30036 2216 2556 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2380 2:1546 3:615 4:25 5:4945 6:162
7:6 8:1642 9:1 10:1 11:172 12:1374
13:352 14:2550 15:353 16:282 17:368 18:921
20:494 21:4 22:188 23:7494 24:2898 25:2
27:2800 29:19 31:3307 32:52 34:84 35:208
36:2423 37:4770 38:10180 39:898 40:160 41:4722
42:1924 43:2622 44:375 45:20003 46:5052 47:292
49:1945 50:1908 51:590 52:1586 54:298 55:1041
56:11 57:260 58:2297 59:1432 60:1171 61:3100
62:3025 63:1853 64:5530 65:2197 66:4731 67:3123
68:1146 69:4021 70:1086 71:633 72:2927 74:2832
75:1610 76:601 77:2858 78:4348 79:1773 80:2237
81:2218 82:3220 83:1467 84:1871 85:4393 86:1051
87:2424 88:3544 89:4476 90:780 91:8450 92:2806
93:2922 94:4148 95:5611 96:1443 97:323 98:999
99:641 100:71 101:1426 102:4261 103:32546 104:4800
105:2230 106:990 107:2631 108:1215 109:4156 110:2276
111:3382 112:2069 113:1834 114:1981 115:2266 116:2096
117:2743 118:2915 119:2009 120:1904 121:1442 122:2895
123:2410 124:1687 125:2901 126:91 128:1607 129:1039
130:1309 131:2069 132:900 133:451 134:1534 135:375
136:1312 137:1176 138:3243 139:1624 140:1586 141:1485
142:1948 143:1751 144:1086 145:522 146:2183 147:2110
148:2663 149:2996 150:1253 151:1745 152:2119 153:573
154:8334 155:1656 156:3263 157:1919 158:1287 159:2446
160:3679 161:1919 162:3736 163:2062 164:1761 165:2247
166:1460 167:1921 168:4387 169:822 170:5533 171:1007
172:4496 173:3242 174:912 175:1300 176:3824 177:6091
178:3985 179:2734 180:2669 181:4227 182:3374 183:2050
184:2150 185:21810 186:5756 187:5068 188:4318 189:4639
190:9973 191:2065 192:11268 193:9504 194:7894 195:5688
196:3683 197:3980 198:6215 199:8498 200:8723 201:6492
202:10887 203:10779 204:4579 205:3711 206:4708 207:3591
208:4232 209:5256 210:4885 211:2633 212:4703 213:3908
214:1032 215:48 216:6702 217:3189 218:1392 219:550
220:2091 221:1064 222:848 223:2336
End of report
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