[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 12 21:40:11 UTC 2025
IPv4 R&E Routing Table Report 21:35 GMT Wed 12 Feb, 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: 973955
Prefixes after maximum aggregation (per Origin AS): 372293
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 474249
Number of IPv4 prefixes with a valid ROA: 531243
Number of IPv4 prefixes with an invalid ROA: 167
Number of IPv4 prefixes with no ROA: 442545
Total ASes present in the Internet Routing Table: 76577
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 65645
Origin ASes announcing only one prefix: 26883
Transit ASes present in the Internet Routing Table: 10932
Transit-only ASes present in the Internet Routing Table: 533
Paths with bogon ASNs present in the IPv4 Routing Table: 330
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: 1174
Number of instances of unregistered ASNs: 1193
Number of 32-bit ASNs allocated by the RIRs: 46121
Number of 32-bit ASNs visible in the Routing Table: 37764
Prefixes from 32-bit ASNs in the Routing Table: 199017
Number of bogon 32-bit ASNs visible in the Routing Table: 57
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 486
Number of addresses announced to Internet: 3110839808
Equivalent to 185 /8s, 107 /16s and 166 /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: 318988
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255349
Total APNIC prefixes after maximum aggregation: 76255
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 246996
Unique aggregates announced from the APNIC address blocks: 102632
APNIC Region origin ASes present in the Internet Routing Table: 14469
APNIC Prefixes per ASN: 17.07
APNIC Region origin ASes announcing only one prefix: 4437
APNIC Region transit ASes present in the Internet Routing Table: 1934
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9977
Number of APNIC addresses announced to Internet: 752313600
Equivalent to 44 /8s, 215 /16s and 101 /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, 131072-153913
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: 286791
Total ARIN prefixes after maximum aggregation: 127301
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 288524
Unique aggregates announced from the ARIN address blocks: 135237
ARIN Region origin ASes present in the Internet Routing Table: 19208
ARIN Prefixes per ASN: 15.02
ARIN Region origin ASes announcing only one prefix: 7027
ARIN Region transit ASes present in the Internet Routing Table: 1991
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: 5140
Number of ARIN addresses announced to Internet: 1343447296
Equivalent to 80 /8s, 19 /16s and 97 /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: 271946
Total RIPE prefixes after maximum aggregation: 132043
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 269057
Unique aggregates announced from the RIPE address blocks: 171769
RIPE Region origin ASes present in the Internet Routing Table: 28824
RIPE Prefixes per ASN: 9.33
RIPE Region origin ASes announcing only one prefix: 12043
RIPE Region transit ASes present in the Internet Routing Table: 3959
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: 12249
Number of RIPE addresses announced to Internet: 732466944
Equivalent to 43 /8s, 168 /16s and 143 /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: 123684
Total LACNIC prefixes after maximum aggregation: 29134
LACNIC Deaggregation factor: 4.25
Prefixes being announced from the LACNIC address blocks: 121003
Unique aggregates announced from the LACNIC address blocks: 48903
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 10.80
LACNIC Region origin ASes announcing only one prefix: 2679
LACNIC Region transit ASes present in the Internet Routing Table: 2483
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: 9131
Number of LACNIC addresses announced to Internet: 177865728
Equivalent to 10 /8s, 154 /16s and 4 /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: 35011
Total AfriNIC prefixes after maximum aggregation: 6811
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 47888
Unique aggregates announced from the AfriNIC address blocks: 15296
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 25.02
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 377
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: 1267
Number of AfriNIC addresses announced to Internet: 104484352
Equivalent to 6 /8s, 58 /16s and 78 /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 10335 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4219 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4214 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3917 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3669 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3250 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2836 852 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4755 2197 434 189 TATACOMM-AS TATA Communications formerly
45090 2171 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 12727 38947 3724 AMAZON-02, US
11492 4703 312 556 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3587 3054 219 ASN-CXA-ALL-CCI-22773-RDC, US
174 3559 8758 883 COGENT-174, US
749 3260 54879 2507 DNIC-AS-00749, US
16625 3033 1306 2198 AKAMAI-AS, US
396982 2922 3659 445 GOOGLE-CLOUD-PLATFORM, US
30036 2598 363 253 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 7749 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4008 3395 130 AKAMAI-ASN1, NL
9009 3730 322 1917 M247, RO
12389 2984 2303 890 ROSTELECOM-AS, RU
34984 2369 361 580 TELLCOM-AS, TR
212238 1961 142 1449 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1607 100 26 TRIOLAN, UA
62240 1488 98 748 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 11727 3224 600 UNINET, MX
10620 3542 492 950 Telmex Colombia S.A., CO
13999 2513 539 365 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1349 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1153 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
6147 1109 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 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 1677 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
29571 1539 97 100 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1001 521 42 Vodafone-, EG
20011 978 180 282 INTERNET-SOLUTIONS, ZA
37069 847 1083 15 MOBINIL, EG
6713 557 1861 35 IAM-AS, MA
36914 552 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 12727 38947 3724 AMAZON-02, US
8151 11727 3224 600 UNINET, MX
9808 10335 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7749 1714 145 UNI2-AS, ES
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4703 312 556 CABLEONE, US
18403 4219 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4214 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4180 287 86 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 11727 11127 UNINET, MX
9808 10335 10247 CHINAMOBILE-CN China Mobile Communications Grou
12479 7749 7604 UNI2-AS, ES
7545 6212 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4219 4194 FPT-AS-AP FPT Telecom Company, VN
11492 4703 4147 CABLEONE, US
7155 4180 4094 VIASAT-SP-BACKBONE, US
9498 4214 3941 BBIL-AP BHARTI Airtel Ltd., IN
7552 3917 3892 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
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, 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
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, 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/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 /11:93 /12:307
/13:586 /14:1224 /15:2167 /16:13944 /17:8269 /18:13710
/19:24546 /20:43853 /21:51991 /22:112086 /23:100925 /24:600179
/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 6706 7749 UNI2-AS, ES
8151 5936 11727 UNINET, MX
11492 3556 4703 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2708 3587 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2261 12727 AMAZON-02, US
30036 2256 2598 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2182 3542 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)
----------------------------------------------
1:2295 2:1522 3:570 4:10 5:4508 6:165
7:6 8:1556 9:1 11:172 12:1384 13:350
14:2502 15:347 16:270 17:359 18:917 20:450
21:4 22:188 23:7312 24:2730 25:2 27:2739
29:19 31:3117 32:37 34:77 35:200 36:2407
37:4609 38:8571 39:895 40:153 41:4196 42:1911
43:2521 44:347 45:18253 46:4970 47:292 49:1978
50:1879 51:588 52:1572 54:306 55:995 56:9
57:243 58:2220 59:1174 60:1166 61:2786 62:2938
63:1825 64:5496 65:2138 66:4643 67:3028 68:1142
69:3996 70:1166 71:615 72:2863 74:2787 75:1640
76:628 77:2629 78:1871 79:1708 80:2211 81:2040
82:2386 83:1409 84:1794 85:3309 86:1020 87:2174
88:1311 89:4315 90:756 91:8312 92:2796 93:2857
94:3916 95:4188 96:1325 97:308 98:1002 99:738
100:71 101:1131 102:3660 103:32243 104:4677 105:816
106:1008 107:2632 108:1197 109:4072 110:2213 111:3361
112:2043 113:1780 114:1935 115:2210 116:2044 117:2741
118:2842 119:1937 120:1870 121:1357 122:2744 123:2175
124:1557 125:2870 126:94 128:1591 129:961 130:1280
131:1889 132:793 133:450 134:1527 135:324 136:1332
137:1280 138:2917 139:1603 140:1551 141:1468 142:1826
143:1613 144:1054 145:464 146:2147 147:2064 148:2593
149:2830 150:1208 151:1672 152:2119 153:571 154:7786
155:1601 156:3571 157:1885 158:1247 159:2420 160:3553
161:1860 162:3663 163:1808 164:1689 165:2172 166:1351
167:1882 168:4100 169:797 170:5082 171:1005 172:4295
173:3242 174:923 175:1269 176:3598 177:4795 178:3757
179:2244 180:2560 181:3992 182:3370 183:2027 184:2272
185:21465 186:5080 187:4327 188:4207 189:4185 190:9604
191:1527 192:11181 193:9397 194:7731 195:5461 196:3271
197:3621 198:6175 199:8309 200:8152 201:6313 202:10397
203:10621 204:4562 205:3687 206:4628 207:3539 208:4186
209:5160 210:4563 211:2528 212:4519 213:3747 214:1056
215:42 216:6584 217:3113 218:1336 219:370 220:2102
221:1055 222:716 223:2309
End of report
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