[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Apr 10 21:40:16 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Thu 10 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: 977912
Prefixes after maximum aggregation (per Origin AS): 375395
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 477028
Number of IPv4 prefixes with a valid ROA: 539488
Number of IPv4 prefixes with an invalid ROA: 159
Number of IPv4 prefixes with no ROA: 438265
Total ASes present in the Internet Routing Table: 76781
Prefixes per ASN: 12.74
Origin-only ASes present in the Internet Routing Table: 65808
Origin ASes announcing only one prefix: 26895
Transit ASes present in the Internet Routing Table: 10973
Transit-only ASes present in the Internet Routing Table: 546
Paths with bogon ASNs present in the IPv4 Routing Table: 306
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 63
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1215
Number of instances of unregistered ASNs: 1220
Number of 32-bit ASNs allocated by the RIRs: 46164
Number of 32-bit ASNs visible in the Routing Table: 38072
Prefixes from 32-bit ASNs in the Routing Table: 200499
Number of bogon 32-bit ASNs visible in the Routing Table: 34
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 453
Number of addresses announced to Internet: 3105658624
Equivalent to 185 /8s, 28 /16s and 151 /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: 321033
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255548
Total APNIC prefixes after maximum aggregation: 76321
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247422
Unique aggregates announced from the APNIC address blocks: 102783
APNIC Region origin ASes present in the Internet Routing Table: 14562
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4451
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 56
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10071
Number of APNIC addresses announced to Internet: 747462912
Equivalent to 44 /8s, 141 /16s and 97 /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: 288887
Total ARIN prefixes after maximum aggregation: 129008
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 289978
Unique aggregates announced from the ARIN address blocks: 137533
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.07
ARIN Region origin ASes announcing only one prefix: 7037
ARIN Region transit ASes present in the Internet Routing Table: 1977
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: 5184
Number of ARIN addresses announced to Internet: 1349703424
Equivalent to 80 /8s, 114 /16s and 215 /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: 273563
Total RIPE prefixes after maximum aggregation: 133348
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271435
Unique aggregates announced from the RIPE address blocks: 173615
RIPE Region origin ASes present in the Internet Routing Table: 28872
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12033
RIPE Region transit ASes present in the Internet Routing Table: 3977
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: 12372
Number of RIPE addresses announced to Internet: 731291392
Equivalent to 43 /8s, 150 /16s and 159 /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: 123419
Total LACNIC prefixes after maximum aggregation: 29247
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 120085
Unique aggregates announced from the LACNIC address blocks: 48917
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2679
LACNIC Region transit ASes present in the Internet Routing Table: 2474
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: 9172
Number of LACNIC addresses announced to Internet: 171789056
Equivalent to 10 /8s, 61 /16s and 75 /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: 35280
Total AfriNIC prefixes after maximum aggregation: 6731
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48538
Unique aggregates announced from the AfriNIC address blocks: 13788
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 25.41
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 380
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 63
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet: 105176064
Equivalent to 6 /8s, 68 /16s and 220 /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 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6211 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4240 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3258 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2852 849 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2163 11521 628 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 13143 39688 4090 AMAZON-02, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
22773 3628 3054 223 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3614 8766 961 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3113 1310 2256 AKAMAI-AS, US
396982 2950 3649 467 GOOGLE-CLOUD-PLATFORM, US
36352 2631 217 802 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 7706 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4033 3395 129 AKAMAI-ASN1, NL
9009 3760 325 1954 M247, RO
12389 3067 2303 887 ROSTELECOM-AS, RU
34984 2362 360 581 TELLCOM-AS, TR
212238 2080 147 1530 CDNEXT, GB
8452 1637 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1481 98 745 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 11949 3245 584 UNINET, MX
10620 3536 487 974 Telmex Colombia S.A., CO
13999 2513 539 364 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1353 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1333 784 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1192 371 22 Telefonica del Peru S.A.A., PE
11664 1172 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
29571 1580 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 550 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 13143 39688 4090 AMAZON-02, US
8151 11949 3245 584 UNINET, MX
9808 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7706 1714 145 UNI2-AS, ES
7545 6211 843 655 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 CABLEONE, US
18403 4240 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
20940 4033 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 11949 11365 UNINET, MX
9808 10308 10219 CHINAMOBILE-CN China Mobile Communications Grou
12479 7706 7561 UNI2-AS, ES
7545 6211 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4240 4215 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4107 CABLEONE, US
9498 4220 3946 BBIL-AP BHARTI Airtel Ltd., IN
20940 4033 3904 AKAMAI-ASN1, NL
7552 3921 3895 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 /10:41 /11:93 /12:301
/13:584 /14:1225 /15:2164 /16:13922 /17:8273 /18:13753
/19:24620 /20:43716 /21:51766 /22:112063 /23:101402 /24:603956
/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 6628 7706 UNI2-AS, ES
8151 6150 11949 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2746 3628 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2325 13143 AMAZON-02, US
30036 2228 2570 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2198 3536 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)
----------------------------------------------
1:2331 2:1545 3:613 4:10 5:4613 6:163
7:6 8:1546 9:1 11:172 12:1372 13:353
14:2508 15:352 16:280 17:365 18:921 20:479
21:4 22:188 23:7403 24:2842 25:2 27:2743
29:19 31:3244 32:37 34:80 35:204 36:2398
37:4665 38:8953 39:897 40:160 41:4218 42:1901
43:2573 44:366 45:18471 46:4968 47:287 49:1920
50:1899 51:590 52:1550 54:300 55:741 56:11
57:250 58:2207 59:1217 60:1171 61:2781 62:2910
63:1834 64:5506 65:2123 66:4658 67:3063 68:1154
69:3981 70:1122 71:623 72:2844 74:2801 75:1606
76:611 77:2741 78:1893 79:1739 80:2197 81:2034
82:3129 83:1418 84:1838 85:3404 86:1039 87:2160
88:1313 89:4327 90:775 91:8330 92:2790 93:2895
94:4066 95:4318 96:1444 97:313 98:1023 99:643
100:70 101:1145 102:3744 103:32177 104:4764 105:756
106:989 107:2614 108:1201 109:4092 110:2231 111:3347
112:2041 113:1802 114:1961 115:2215 116:2036 117:2744
118:2898 119:1954 120:1872 121:1370 122:2750 123:2182
124:1566 125:2856 126:91 128:1594 129:962 130:1272
131:1904 132:780 133:451 134:1524 135:332 136:1306
137:1240 138:2884 139:1616 140:1556 141:1482 142:1844
143:1640 144:1062 145:516 146:2165 147:2106 148:2648
149:2901 150:1244 151:1742 152:2103 153:569 154:7901
155:1638 156:3191 157:1898 158:1266 159:2445 160:3568
161:1905 162:3723 163:2014 164:1698 165:2201 166:1454
167:1873 168:4061 169:789 170:5086 171:1006 172:4482
173:3232 174:918 175:1295 176:3683 177:4711 178:3786
179:2308 180:2597 181:4051 182:3373 183:2034 184:2156
185:21538 186:5089 187:4403 188:4193 189:4183 190:9627
191:1461 192:11219 193:9434 194:7784 195:5539 196:3290
197:3687 198:6107 199:8448 200:8177 201:6287 202:10395
203:10606 204:4530 205:3625 206:4632 207:3484 208:4206
209:5142 210:4565 211:2531 212:4509 213:3764 214:1052
215:48 216:6608 217:3106 218:1333 219:374 220:2076
221:1070 222:714 223:2311
End of report
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