[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 18 22:46:40 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 18 Feb, 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: 1028386
Prefixes after maximum aggregation (per Origin AS): 377000
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475362
Total ASes present in the Internet Routing Table: 76742
Prefixes per ASN: 13.40
Origin-only ASes present in the Internet Routing Table: 66068
Origin ASes announcing only one prefix: 26241
Transit ASes present in the Internet Routing Table: 10674
Transit-only ASes present in the Internet Routing Table: 533
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: 1089
Number of instances of unregistered ASNs: 1096
Number of 32-bit ASNs allocated by the RIRs: 46150
Number of 32-bit ASNs visible in the Routing Table: 37876
Prefixes from 32-bit ASNs in the Routing Table: 210231
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 513
Number of addresses announced to Internet: 3115570469
Equivalent to 185 /8s, 179 /16s and 213 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347335
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265553
Total APNIC prefixes after maximum aggregation: 77002
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256989
Unique aggregates announced from the APNIC address blocks: 102853
APNIC Region origin ASes present in the Internet Routing Table: 14557
APNIC Prefixes per ASN: 17.65
APNIC Region origin ASes announcing only one prefix: 4427
APNIC Region transit ASes present in the Internet Routing Table: 1931
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: 10020
Number of APNIC addresses announced to Internet: 755809088
Equivalent to 45 /8s, 12 /16s and 187 /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: 294212
Total ARIN prefixes after maximum aggregation: 129069
ARIN Deaggregation factor: 2.28
Prefixes being announced from the ARIN address blocks: 295309
Unique aggregates announced from the ARIN address blocks: 135271
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.35
ARIN Region origin ASes announcing only one prefix: 7003
ARIN Region transit ASes present in the Internet Routing Table: 1919
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: 5153
Number of ARIN addresses announced to Internet: 1343656768
Equivalent to 80 /8s, 22 /16s and 147 /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: 289624
Total RIPE prefixes after maximum aggregation: 133903
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286767
Unique aggregates announced from the RIPE address blocks: 172490
RIPE Region origin ASes present in the Internet Routing Table: 28899
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12011
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: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12279
Number of RIPE addresses announced to Internet: 733152293
Equivalent to 43 /8s, 179 /16s and 4 /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: 138469
Total LACNIC prefixes after maximum aggregation: 29386
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135847
Unique aggregates announced from the LACNIC address blocks: 49022
LACNIC Region origin ASes present in the Internet Routing Table: 11208
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2149
LACNIC Region transit ASes present in the Internet Routing Table: 2461
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: 9144
Number of LACNIC addresses announced to Internet: 178022016
Equivalent to 10 /8s, 156 /16s and 102 /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: 39439
Total AfriNIC prefixes after maximum aggregation: 6960
AfriNIC Deaggregation factor: 5.67
Prefixes being announced from the AfriNIC address blocks: 52959
Unique aggregates announced from the AfriNIC address blocks: 15311
AfriNIC Region origin ASes present in the Internet Routing Table: 1925
AfriNIC Prefixes per ASN: 27.51
AfriNIC Region origin ASes announcing only one prefix: 651
AfriNIC Region transit ASes present in the Internet Routing Table: 359
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: 1280
Number of AfriNIC addresses announced to Internet: 104665088
Equivalent to 6 /8s, 61 /16s and 16 /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 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5043 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4277 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2841 854 528 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 12747 38948 3754 AMAZON-02, US
174 5568 8760 910 COGENT-174, US
11492 4702 312 561 CABLEONE, US
7155 4172 286 83 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3388 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3058 1313 2211 AKAMAI-AS, US
396982 2927 3660 450 GOOGLE-CLOUD-PLATFORM, US
30036 2586 359 274 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 9673 1285 1314 TTNET, TR
12479 7769 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3396 143 AKAMAI-ASN1, NL
9009 3769 324 1919 M247, RO
12389 2997 2303 894 ROSTELECOM-AS, RU
34984 2416 364 574 TELLCOM-AS, TR
212238 2026 146 1502 CDNEXT, GB
8452 1920 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 12032 3248 699 UNINET, MX
10620 3543 492 950 Telmex Colombia S.A., CO
13999 2503 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1595 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1156 371 22 Telefonica del Peru S.A.A., PE
28202 1129 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1127 374 163 Axtel, S.A.B. de C.V., MX
22884 1077 98 374 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 599 30 RAYA-AS, EG
24863 1650 389 18 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1553 98 103 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1290 202 341 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
37069 1094 1088 19 MOBINIL, EG
36935 997 521 42 Vodafone-, 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 12747 38948 3754 AMAZON-02, US
8151 12032 3248 699 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9673 1285 1314 TTNET, TR
12479 7769 1714 145 UNI2-AS, ES
7545 6211 843 664 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5568 8760 910 COGENT-174, US
4538 5043 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4702 312 561 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 12032 11333 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9673 8359 TTNET, TR
12479 7769 7624 UNI2-AS, ES
7545 6211 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5043 4965 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5568 4658 COGENT-174, US
18403 4277 4252 FPT-AS-AP FPT Telecom Company, VN
11492 4702 4141 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
213407 UNALLOCATED 2.56.248.0/24 214466 OLFE AE Olfe Tekn. Ve T
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
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
23.140.16.0/24 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 /11:93 /12:307
/13:588 /14:1235 /15:2201 /16:14083 /17:8566 /18:14251
/19:25438 /20:46370 /21:54842 /22:116182 /23:110130 /24:630728
/25:595 /26:595 /27:1058 /28:78 /29:106 /30:23
/31:2 /32:840
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8758 9673 TTNET, TR
12479 6725 7769 UNI2-AS, ES
8151 6192 12032 UNINET, MX
11492 3556 4702 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3119 4172 VIASAT-SP-BACKBONE, US
22773 2521 3388 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2275 12747 AMAZON-02, US
30036 2246 2586 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2332 2:1601 3:571 4:25 5:4825 6:165
7:6 8:1651 9:1 10:1 11:172 12:1387
13:348 14:2549 15:348 16:273 17:361 18:915
20:460 21:4 22:188 23:7371 24:2773 25:2
27:2774 29:19 31:3208 32:54 34:82 35:205
36:2435 37:4725 38:10002 39:897 40:154 41:4795
42:1956 43:2581 44:353 45:19974 46:5044 47:294
49:1995 50:1901 51:589 52:1602 54:300 55:1088
56:9 57:251 58:2321 59:1264 60:1167 61:3101
62:3042 63:1848 64:5562 65:2214 66:4731 67:3094
68:1122 69:4021 70:1132 71:618 72:2940 74:2819
75:1644 76:616 77:2784 78:4231 79:1751 80:2251
81:2200 82:2586 83:1455 84:1817 85:4296 86:1026
87:2436 88:3426 89:4463 90:762 91:8457 92:2823
93:2891 94:3990 95:5435 96:1362 97:319 98:982
99:738 100:71 101:1396 102:4309 103:32595 104:4820
105:2230 106:995 107:2608 108:1216 109:4142 110:2268
111:3397 112:2078 113:1812 114:1961 115:2257 116:2101
117:2749 118:2895 119:2014 120:1904 121:1437 122:2895
123:2304 124:1680 125:2913 126:94 128:1685 129:1039
130:1311 131:2009 132:909 133:450 134:1532 135:371
136:1344 137:1168 138:3244 139:1605 140:1564 141:1498
142:1876 143:1728 144:1071 145:476 146:2158 147:2069
148:2617 149:2936 150:1235 151:1678 152:2138 153:574
154:8171 155:1627 156:3591 157:1921 158:1257 159:2432
160:3666 161:1946 162:3714 163:1837 164:1752 165:2212
166:1369 167:1908 168:4386 169:821 170:5508 171:1007
172:4340 173:3275 174:918 175:1288 176:3735 177:6146
178:3918 179:2718 180:2638 181:4156 182:3373 183:2035
184:2273 185:21765 186:5691 187:4971 188:4353 189:4584
190:9948 191:2072 192:11211 193:9444 194:7862 195:5644
196:3561 197:3991 198:6234 199:8365 200:8713 201:6576
202:10889 203:10794 204:4594 205:3719 206:4697 207:3624
208:4212 209:5229 210:4876 211:2635 212:4615 213:3880
214:1057 215:42 216:6687 217:3177 218:1395 219:555
220:2117 221:1056 222:849 223:2327
End of report
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