[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Apr 4 21:40:09 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Fri 04 Apr, 2025
IPv4 BGP Table (Global) as seen at USP.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/USP/
Analysis Summary
----------------
BGP routing table entries examined: 977338
Prefixes after maximum aggregation (per Origin AS): 374996
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476360
Number of IPv4 prefixes with a valid ROA: 538340
Number of IPv4 prefixes with an invalid ROA: 174
Number of IPv4 prefixes with no ROA: 438824
Total ASes present in the Internet Routing Table: 76747
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65808
Origin ASes announcing only one prefix: 26902
Transit ASes present in the Internet Routing Table: 10939
Transit-only ASes present in the Internet Routing Table: 547
Paths with bogon ASNs present in the IPv4 Routing Table: 304
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1147
Number of instances of unregistered ASNs: 1151
Number of 32-bit ASNs allocated by the RIRs: 46151
Number of 32-bit ASNs visible in the Routing Table: 38028
Prefixes from 32-bit ASNs in the Routing Table: 200335
Number of bogon 32-bit ASNs visible in the Routing Table: 32
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 468
Number of addresses announced to Internet: 3106431744
Equivalent to 185 /8s, 40 /16s and 99 /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: 320820
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255399
Total APNIC prefixes after maximum aggregation: 76263
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247206
Unique aggregates announced from the APNIC address blocks: 102628
APNIC Region origin ASes present in the Internet Routing Table: 14540
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4447
APNIC Region transit ASes present in the Internet Routing Table: 1957
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10053
Number of APNIC addresses announced to Internet: 747625984
Equivalent to 44 /8s, 143 /16s and 222 /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: 288678
Total ARIN prefixes after maximum aggregation: 128795
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289741
Unique aggregates announced from the ARIN address blocks: 137226
ARIN Region origin ASes present in the Internet Routing Table: 19236
ARIN Prefixes per ASN: 15.06
ARIN Region origin ASes announcing only one prefix: 7049
ARIN Region transit ASes present in the Internet Routing Table: 1972
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5176
Number of ARIN addresses announced to Internet: 1349880320
Equivalent to 80 /8s, 117 /16s and 138 /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: 273452
Total RIPE prefixes after maximum aggregation: 133242
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271375
Unique aggregates announced from the RIPE address blocks: 173642
RIPE Region origin ASes present in the Internet Routing Table: 28869
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12040
RIPE Region transit ASes present in the Internet Routing Table: 3971
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12353
Number of RIPE addresses announced to Internet: 731853824
Equivalent to 43 /8s, 159 /16s and 52 /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: 123428
Total LACNIC prefixes after maximum aggregation: 29236
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120081
Unique aggregates announced from the LACNIC address blocks: 48837
LACNIC Region origin ASes present in the Internet Routing Table: 11223
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2671
LACNIC Region transit ASes present in the Internet Routing Table: 2462
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9173
Number of LACNIC addresses announced to Internet: 171722752
Equivalent to 10 /8s, 60 /16s and 72 /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: 35234
Total AfriNIC prefixes after maximum aggregation: 6738
AfriNIC Deaggregation factor: 5.23
Prefixes being announced from the AfriNIC address blocks: 48466
Unique aggregates announced from the AfriNIC address blocks: 13627
AfriNIC Region origin ASes present in the Internet Routing Table: 1908
AfriNIC Prefixes per ASN: 25.40
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 375
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet: 105110016
Equivalent to 6 /8s, 67 /16s and 218 /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 10310 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6215 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4210 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3916 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2847 849 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2156 11520 621 KIXS-AS-KR Korea Telecom, KR
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13002 39642 3951 AMAZON-02, US
11492 4686 311 585 CABLEONE, US
7155 3828 286 85 VIASAT-SP-BACKBONE, US
22773 3626 3054 222 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3606 8766 959 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2252 AKAMAI-AS, US
396982 2949 3649 466 GOOGLE-CLOUD-PLATFORM, US
36352 2617 216 798 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7712 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4018 3395 129 AKAMAI-ASN1, NL
9009 3769 326 1963 M247, RO
12389 3072 2303 895 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2084 148 1535 CDNEXT, GB
8452 1616 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1492 98 750 CLOUVIDER Clouvider - Global ASN, GB
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 11916 3244 585 UNINET, MX
10620 3526 487 971 Telmex Colombia S.A., CO
13999 2512 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1356 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1195 371 22 Telefonica del Peru S.A.A., PE
11664 1175 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1043 374 163 Axtel, S.A.B. de C.V., MX
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1703 599 30 RAYA-AS, EG
24863 1631 389 16 LINKdotNET-AS, EG
29571 1571 102 22 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 915 1083 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 542 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13002 39642 3951 AMAZON-02, US
8151 11916 3244 585 UNINET, MX
9808 10310 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7712 1714 145 UNI2-AS, ES
7545 6215 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4686 311 585 CABLEONE, US
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4210 347 25 FPT-AS-AP FPT Telecom Company, VN
20940 4018 3395 129 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 11916 11331 UNINET, MX
9808 10310 10221 CHINAMOBILE-CN China Mobile Communications Grou
12479 7712 7567 UNI2-AS, ES
7545 6215 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4210 4185 FPT-AS-AP FPT Telecom Company, VN
11492 4686 4101 CABLEONE, US
9498 4218 3944 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 3890 VIETEL-AS-AP Viettel Group, VN
20940 4018 3889 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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/USP/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/USP/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/USP/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
/13:582 /14:1227 /15:2164 /16:13923 /17:8284 /18:13753
/19:24636 /20:43736 /21:51746 /22:112020 /23:101383 /24:603415
/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
12479 6637 7712 UNI2-AS, ES
8151 6119 11916 UNINET, MX
11492 3531 4686 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3828 VIASAT-SP-BACKBONE, US
22773 2744 3626 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2338 13002 AMAZON-02, US
30036 2220 2562 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3526 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2325 2:1547 3:614 4:10 5:4607 6:163
7:6 8:1547 9:1 11:172 12:1373 13:352
14:2508 15:351 16:279 17:362 18:916 20:470
21:4 22:188 23:7376 24:2830 25:2 27:2737
29:19 31:3224 32:37 34:80 35:204 36:2398
37:4682 38:8905 39:899 40:154 41:4208 42:1899
43:2556 44:362 45:18453 46:4948 47:289 49:1955
50:1899 51:590 52:1551 54:301 55:879 56:11
57:252 58:2196 59:1211 60:1171 61:2780 62:2907
63:1839 64:5502 65:2122 66:4659 67:3058 68:1140
69:3982 70:1125 71:620 72:2850 74:2805 75:1610
76:612 77:2708 78:1895 79:1731 80:2196 81:2021
82:3125 83:1420 84:1839 85:3407 86:1042 87:2159
88:1313 89:4318 90:775 91:8316 92:2801 93:2876
94:4053 95:4311 96:1434 97:312 98:1018 99:641
100:71 101:1139 102:3739 103:32168 104:4801 105:751
106:988 107:2634 108:1202 109:4094 110:2226 111:3308
112:2038 113:1800 114:1962 115:2166 116:2034 117:2742
118:2886 119:1957 120:1872 121:1368 122:2752 123:2175
124:1564 125:2855 126:88 128:1599 129:960 130:1279
131:1900 132:781 133:451 134:1528 135:331 136:1301
137:1249 138:2897 139:1618 140:1570 141:1487 142:1837
143:1649 144:1051 145:516 146:2162 147:2102 148:2651
149:2896 150:1241 151:1741 152:2104 153:570 154:7887
155:1627 156:3211 157:1903 158:1270 159:2432 160:3562
161:1900 162:3706 163:1985 164:1696 165:2199 166:1440
167:1880 168:4039 169:795 170:5085 171:1004 172:4479
173:3225 174:918 175:1290 176:3686 177:4665 178:3788
179:2292 180:2580 181:4046 182:3373 183:2026 184:2158
185:21519 186:5091 187:4411 188:4201 189:4158 190:9639
191:1453 192:11194 193:9424 194:7785 195:5536 196:3295
197:3680 198:6095 199:8414 200:8185 201:6295 202:10385
203:10611 204:4520 205:3648 206:4623 207:3477 208:4204
209:5142 210:4566 211:2534 212:4503 213:3771 214:1052
215:48 216:6591 217:3094 218:1330 219:374 220:2072
221:1072 222:712 223:2318
End of report
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