[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jul 28 18:44:10 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Mon 28 Jul, 2025
IPv4 BGP Table (Global) as seen at RENU.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/RENU/
Analysis Summary
----------------
BGP routing table entries examined: 1009588
Prefixes after maximum aggregation (per Origin AS): 383814
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487895
Number of IPv4 prefixes with a valid ROA: 569119
Number of IPv4 prefixes with an invalid ROA: 556
Number of IPv4 prefixes with no ROA: 439913
Total ASes present in the Internet Routing Table: 77117
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 66034
Origin ASes announcing only one prefix: 26608
Transit ASes present in the Internet Routing Table: 11083
Transit-only ASes present in the Internet Routing Table: 565
Paths with bogon ASNs present in the IPv4 Routing Table: 44
Average AS path length visible in the Internet Routing Table: 5.1
Max AS path length visible: 57
Max AS path prepend of ASN ( 37447) 54
Prefixes from unregistered ASNs in the Routing Table: 1170
Number of instances of unregistered ASNs: 1218
Number of 32-bit ASNs allocated by the RIRs: 46959
Number of 32-bit ASNs visible in the Routing Table: 38697
Prefixes from 32-bit ASNs in the Routing Table: 213069
Number of bogon 32-bit ASNs visible in the Routing Table: 121
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 466
Number of addresses announced to Internet: 3107516928
Equivalent to 185 /8s, 56 /16s and 242 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 332042
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264294
Total APNIC prefixes after maximum aggregation: 77897
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 255285
Unique aggregates announced from the APNIC address blocks: 105162
APNIC Region origin ASes present in the Internet Routing Table: 14701
APNIC Prefixes per ASN: 17.37
APNIC Region origin ASes announcing only one prefix: 4488
APNIC Region transit ASes present in the Internet Routing Table: 1963
Average APNIC Region AS path length visible: 5.4
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10263
Number of APNIC addresses announced to Internet: 749409536
Equivalent to 44 /8s, 171 /16s and 21 /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: 294798
Total ARIN prefixes after maximum aggregation: 132072
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296682
Unique aggregates announced from the ARIN address blocks: 141220
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7045
ARIN Region transit ASes present in the Internet Routing Table: 1980
Average ARIN Region AS path length visible: 4.8
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5262
Number of ARIN addresses announced to Internet: 1349335808
Equivalent to 80 /8s, 109 /16s and 59 /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: 279580
Total RIPE prefixes after maximum aggregation: 136336
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278227
Unique aggregates announced from the RIPE address blocks: 178092
RIPE Region origin ASes present in the Internet Routing Table: 29006
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12060
RIPE Region transit ASes present in the Internet Routing Table: 3997
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12619
Number of RIPE addresses announced to Internet: 732240384
Equivalent to 43 /8s, 165 /16s and 26 /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: 132651
Total LACNIC prefixes after maximum aggregation: 29770
LACNIC Deaggregation factor: 4.46
Prefixes being announced from the LACNIC address blocks: 128830
Unique aggregates announced from the LACNIC address blocks: 49090
LACNIC Region origin ASes present in the Internet Routing Table: 11271
LACNIC Prefixes per ASN: 11.43
LACNIC Region origin ASes announcing only one prefix: 2344
LACNIC Region transit ASes present in the Internet Routing Table: 2556
Average LACNIC Region AS path length visible: 5.7
Max LACNIC Region AS path length visible: 56
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9239
Number of LACNIC addresses announced to Internet: 171145472
Equivalent to 10 /8s, 51 /16s and 121 /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: 37095
Total AfriNIC prefixes after maximum aggregation: 6979
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 50098
Unique aggregates announced from the AfriNIC address blocks: 13952
AfriNIC Region origin ASes present in the Internet Routing Table: 1950
AfriNIC Prefixes per ASN: 25.69
AfriNIC Region origin ASes announcing only one prefix: 671
AfriNIC Region transit ASes present in the Internet Routing Table: 388
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 57
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1314
Number of AfriNIC addresses announced to Internet: 105133568
Equivalent to 6 /8s, 68 /16s and 54 /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 12060 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6132 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3910 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3688 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3292 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2911 864 509 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2814 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2180 429 188 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13682 40975 5281 AMAZON-02, US
174 5303 8772 862 COGENT-174, US
11492 4819 319 605 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3340 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US
749 3223 54766 2474 DNIC-AS-00749, US
396982 3198 3856 434 GOOGLE-CLOUD-PLATFORM, US
16625 3028 1282 2220 AKAMAI-AS, US
4155 2873 218 1733 USDA-1, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7589 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4003 3395 128 AKAMAI-ASN1, NL
9009 3831 363 2142 M247, RO
12389 3116 2315 870 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2404 361 584 TELLCOM-AS, TR
212238 2316 164 1684 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1583 1852 14 TE-AS TE-AS, EG
203020 1523 191 672 HOSTROYALE, IN
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12362 3260 575 UNINET, MX
10620 3482 474 1027 Telmex Colombia S.A., CO
13999 2525 511 349 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1371 2435 269 Claro NXT Telecomunicacoes Ltda, BR
3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1208 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1188 371 22 Telefonica del Peru S.A.A., PE
22884 1071 68 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1022 373 162 Axtel, S.A.B. de C.V., MX
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1709 660 28 RAYA-AS, EG
29571 1605 102 51 ORANGE-COTE-IVOIRE, CI
36992 1316 1490 358 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1228 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 866 520 43 Vodafone-, EG
36914 580 82 3 KENET-AS, KE
3741 562 661 320 IS, ZA
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13682 40975 5281 AMAZON-02, US
8151 12362 3260 575 UNINET, MX
9808 12060 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7589 1712 148 UNI2-AS, ES
7545 6132 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5303 8772 862 COGENT-174, US
11492 4819 319 605 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 12060 11948 CHINAMOBILE-CN China Mobile Communications Grou
8151 12362 11787 UNINET, MX
12479 7589 7441 UNI2-AS, ES
7545 6132 5513 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5303 4441 COGENT-174, US
18403 4295 4270 FPT-AS-AP FPT Telecom Company, VN
11492 4819 4214 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
7552 3910 3883 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, 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
398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/RENU/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: 21859 ZEN-ECN, 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
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.224.0/24 Origin: 27392 639-DATACENTERS, US
23.147.224.0/24 Transit: 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:41 /11:92 /12:298
/13:582 /14:1215 /15:2169 /16:13876 /17:8299 /18:13682
/19:24741 /20:44493 /21:52519 /22:113223 /23:107098 /24:627230
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 6550 12362 UNINET, MX
12479 6539 7589 UNI2-AS, ES
11492 3611 4819 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3432 3634 SHAW, CA
7155 2814 3855 VIASAT-SP-BACKBONE, US
22773 2493 3340 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2352 13682 AMAZON-02, US
30036 2284 2625 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2194 3482 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2285 2:1525 3:855 4:10 5:5012 6:163
7:6 8:1572 9:1 11:172 12:1339 13:464
14:2576 15:367 16:286 17:375 18:897 20:566
21:4 22:188 23:7783 24:2816 25:2 27:2807
29:19 31:3379 32:43 33:1 34:84 35:258
36:3841 37:4587 38:10649 39:948 40:247 41:4416
42:2009 43:2711 44:383 45:19398 46:5109 47:336
49:1917 50:2017 51:592 52:1555 54:325 55:1109
56:11 57:284 58:2183 59:1337 60:1171 61:2925
62:3022 63:1802 64:5590 65:2174 66:4827 67:3150
68:1094 69:4050 70:1043 71:630 72:2948 74:2833
75:1523 76:606 77:2865 78:1901 79:1697 80:2219
81:2073 82:3193 83:1443 84:1892 85:3481 86:1088
87:2388 88:1324 89:4441 90:777 91:8504 92:2713
93:2959 94:4082 95:4424 96:1506 97:310 98:954
99:693 100:71 101:1434 102:4331 103:32337 104:5251
105:1077 106:971 107:2655 108:1277 109:4225 110:2223
111:3365 112:2306 113:1864 114:1965 115:2272 116:2114
117:2636 118:2915 119:1921 120:2303 121:1332 122:2817
123:2420 124:1678 125:2870 126:91 128:1612 129:993
130:1325 131:2140 132:781 133:450 134:1599 135:397
136:1468 137:1142 138:3002 139:1583 140:1636 141:1519
142:1935 143:1989 144:1170 145:571 146:2189 147:2100
148:2735 149:2986 150:1287 151:2246 152:2088 153:590
154:7886 155:1861 156:3107 157:1949 158:1356 159:2528
160:3664 161:1939 162:3893 163:2264 164:1898 165:2415
166:1531 167:2039 168:4156 169:793 170:5350 171:999
172:4245 173:3423 174:919 175:1323 176:3793 177:5435
178:4010 179:2492 180:2622 181:4286 182:3526 183:2263
184:2119 185:21788 186:5592 187:4905 188:4287 189:4533
190:9844 191:1602 192:11330 193:9519 194:7848 195:5671
196:3611 197:3717 198:6135 199:8614 200:8652 201:6540
202:10445 203:10714 204:4651 205:3606 206:4512 207:3523
208:4286 209:5183 210:4734 211:2612 212:4585 213:3838
214:1029 215:48 216:6810 217:3259 218:1398 219:403
220:2142 221:1203 222:740 223:2849
End of report
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