[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Mar 8 21:40:18 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Sat 08 Mar, 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: 975914
Prefixes after maximum aggregation (per Origin AS): 373425
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476414
Number of IPv4 prefixes with a valid ROA: 535947
Number of IPv4 prefixes with an invalid ROA: 184
Number of IPv4 prefixes with no ROA: 439783
Total ASes present in the Internet Routing Table: 76652
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 65729
Origin ASes announcing only one prefix: 26884
Transit ASes present in the Internet Routing Table: 10923
Transit-only ASes present in the Internet Routing Table: 548
Paths with bogon ASNs present in the IPv4 Routing Table: 314
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: 1105
Number of instances of unregistered ASNs: 1125
Number of 32-bit ASNs allocated by the RIRs: 46184
Number of 32-bit ASNs visible in the Routing Table: 37886
Prefixes from 32-bit ASNs in the Routing Table: 199155
Number of bogon 32-bit ASNs visible in the Routing Table: 68
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 466
Number of addresses announced to Internet: 3110052864
Equivalent to 185 /8s, 95 /16s and 164 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 320214
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255354
Total APNIC prefixes after maximum aggregation: 75911
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 247266
Unique aggregates announced from the APNIC address blocks: 102588
APNIC Region origin ASes present in the Internet Routing Table: 14507
APNIC Prefixes per ASN: 17.04
APNIC Region origin ASes announcing only one prefix: 4423
APNIC Region transit ASes present in the Internet Routing Table: 1949
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10014
Number of APNIC addresses announced to Internet: 748449536
Equivalent to 44 /8s, 156 /16s and 111 /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: 288321
Total ARIN prefixes after maximum aggregation: 128259
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 289231
Unique aggregates announced from the ARIN address blocks: 136524
ARIN Region origin ASes present in the Internet Routing Table: 19233
ARIN Prefixes per ASN: 15.04
ARIN Region origin ASes announcing only one prefix: 7038
ARIN Region transit ASes present in the Internet Routing Table: 1987
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: 5168
Number of ARIN addresses announced to Internet: 1351165184
Equivalent to 80 /8s, 137 /16s and 37 /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: 272753
Total RIPE prefixes after maximum aggregation: 132559
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 270686
Unique aggregates announced from the RIPE address blocks: 172832
RIPE Region origin ASes present in the Internet Routing Table: 28842
RIPE Prefixes per ASN: 9.39
RIPE Region origin ASes announcing only one prefix: 12060
RIPE Region transit ASes present in the Internet Routing Table: 3966
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12289
Number of RIPE addresses announced to Internet: 732797952
Equivalent to 43 /8s, 173 /16s and 156 /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: 123305
Total LACNIC prefixes after maximum aggregation: 29175
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120134
Unique aggregates announced from the LACNIC address blocks: 48810
LACNIC Region origin ASes present in the Internet Routing Table: 11196
LACNIC Prefixes per ASN: 10.73
LACNIC Region origin ASes announcing only one prefix: 2666
LACNIC Region transit ASes present in the Internet Routing Table: 2470
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9146
Number of LACNIC addresses announced to Internet: 172768512
Equivalent to 10 /8s, 76 /16s and 61 /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: 35076
Total AfriNIC prefixes after maximum aggregation: 6820
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 48130
Unique aggregates announced from the AfriNIC address blocks: 15257
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.24
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 372
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269
Number of AfriNIC addresses announced to Internet: 104637952
Equivalent to 6 /8s, 60 /16s and 166 /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 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4411 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3671 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2840 850 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2149 434 193 TATACOMM-AS TATA Communications formerly
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 12953 39646 3931 AMAZON-02, US
11492 4671 310 587 CABLEONE, US
7155 4175 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3600 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3425 8767 955 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3078 1310 2224 AKAMAI-AS, US
396982 2943 3660 456 GOOGLE-CLOUD-PLATFORM, US
30036 2569 357 393 MEDIACOM-ENTERPRISE-BUSINESS, 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 7770 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4024 3395 129 AKAMAI-ASN1, NL
9009 3768 323 1943 M247, RO
12389 2978 2303 890 ROSTELECOM-AS, RU
34984 2367 361 580 TELLCOM-AS, TR
212238 2027 146 1496 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1592 1852 14 TE-AS TE-AS, EG
62240 1488 98 747 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 11789 3236 590 UNINET, MX
10620 3544 492 962 Telmex Colombia S.A., CO
13999 2505 539 374 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1204 371 22 Telefonica del Peru S.A.A., PE
11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1109 374 163 Axtel, S.A.B. de C.V., MX
22884 1045 72 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 1682 599 30 RAYA-AS, EG
24863 1618 389 16 LINKdotNET-AS, EG
29571 1578 100 104 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1022 523 45 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 851 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 540 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 12953 39646 3931 AMAZON-02, US
8151 11789 3236 590 UNINET, MX
9808 10326 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7770 1714 145 UNI2-AS, ES
7545 6211 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4671 310 587 CABLEONE, US
18403 4411 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4175 286 83 VIASAT-SP-BACKBONE, US
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 11789 11199 UNINET, MX
9808 10326 10238 CHINAMOBILE-CN China Mobile Communications Grou
12479 7770 7625 UNI2-AS, ES
7545 6211 5554 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4411 4386 FPT-AS-AP FPT Telecom Company, VN
7155 4175 4092 VIASAT-SP-BACKBONE, US
11492 4671 4084 CABLEONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 3896 VIETEL-AS-AP Viettel Group, VN
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
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
46639 UNALLOCATED 8.38.73.0/24 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 /10:42 /11:92 /12:304
/13:586 /14:1224 /15:2168 /16:13959 /17:8292 /18:13722
/19:24586 /20:43822 /21:51802 /22:111991 /23:101136 /24:602155
/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 6711 7770 UNI2-AS, ES
8151 6000 11789 UNINET, MX
11492 3527 4671 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3121 4175 VIASAT-SP-BACKBONE, US
22773 2718 3600 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2343 12953 AMAZON-02, US
30036 2227 2569 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3544 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)
----------------------------------------------
1:2329 2:1532 3:578 4:10 5:4568 6:167
7:6 8:1549 9:1 11:172 12:1376 13:348
14:2512 15:350 16:279 17:363 18:925 20:461
21:4 22:188 23:7335 24:3022 25:2 27:2746
29:19 31:3194 32:35 34:79 35:203 36:2407
37:4619 38:8729 39:897 40:153 41:4217 42:2004
43:2529 44:356 45:18345 46:4999 47:288 49:1977
50:1883 51:589 52:1564 54:303 55:865 56:9
57:244 58:2216 59:1198 60:1166 61:2781 62:2915
63:1828 64:5506 65:2117 66:4641 67:3017 68:1154
69:3960 70:1162 71:615 72:2869 74:2781 75:1652
76:610 77:2686 78:1881 79:1718 80:2191 81:2012
82:2748 83:1398 84:1810 85:3365 86:1027 87:2164
88:1312 89:4314 90:780 91:8323 92:2796 93:2892
94:3907 95:4288 96:1411 97:318 98:993 99:740
100:71 101:1139 102:3662 103:32215 104:4814 105:758
106:997 107:2609 108:1207 109:4107 110:2224 111:3315
112:2034 113:1792 114:1938 115:2161 116:2040 117:2761
118:2884 119:1957 120:1879 121:1361 122:2761 123:2179
124:1566 125:2868 126:88 128:1585 129:962 130:1279
131:1858 132:784 133:451 134:1530 135:328 136:1274
137:1244 138:2883 139:1605 140:1553 141:1470 142:1825
143:1626 144:1049 145:478 146:2155 147:2078 148:2590
149:2859 150:1237 151:1953 152:2107 153:571 154:7876
155:1606 156:3287 157:1909 158:1261 159:2427 160:3563
161:1927 162:3677 163:1885 164:1698 165:2185 166:1384
167:1876 168:4051 169:789 170:5051 171:1003 172:4458
173:3225 174:921 175:1265 176:3657 177:4731 178:3783
179:2222 180:2581 181:4017 182:3373 183:2067 184:2314
185:21508 186:5068 187:4329 188:4210 189:4203 190:9620
191:1541 192:11168 193:9413 194:7748 195:5544 196:3247
197:3656 198:6117 199:8379 200:8170 201:6292 202:10388
203:10601 204:4504 205:3628 206:4587 207:3484 208:4176
209:5166 210:4563 211:2525 212:4504 213:3753 214:1060
215:42 216:6579 217:3113 218:1333 219:371 220:2095
221:1055 222:717 223:2316
End of report
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