[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon May 5 21:13:59 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Mon 05 May, 2025
IPv4 BGP Table (Global) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/
Analysis Summary
----------------
BGP routing table entries examined: 981356
Prefixes after maximum aggregation (per Origin AS): 377495
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 478811
Number of IPv4 prefixes with a valid ROA: 544303
Number of IPv4 prefixes with an invalid ROA: 144
Number of IPv4 prefixes with no ROA: 436909
Total ASes present in the Internet Routing Table: 76807
Prefixes per ASN: 12.78
Origin-only ASes present in the Internet Routing Table: 65794
Origin ASes announcing only one prefix: 26961
Transit ASes present in the Internet Routing Table: 11013
Transit-only ASes present in the Internet Routing Table: 549
Paths with bogon ASNs present in the IPv4 Routing Table: 18
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 60
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1048
Number of instances of unregistered ASNs: 1051
Number of 32-bit ASNs allocated by the RIRs: 46335
Number of 32-bit ASNs visible in the Routing Table: 38187
Prefixes from 32-bit ASNs in the Routing Table: 201281
Number of bogon 32-bit ASNs visible in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 473
Number of addresses announced to Internet: 3110024448
Equivalent to 185 /8s, 95 /16s and 53 /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: 321637
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257003
Total APNIC prefixes after maximum aggregation: 76937
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 248097
Unique aggregates announced from the APNIC address blocks: 103085
APNIC Region origin ASes present in the Internet Routing Table: 14598
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4463
APNIC Region transit ASes present in the Internet Routing Table: 1969
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 45
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10109
Number of APNIC addresses announced to Internet: 748275712
Equivalent to 44 /8s, 153 /16s and 200 /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: 290146
Total ARIN prefixes after maximum aggregation: 129947
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 291461
Unique aggregates announced from the ARIN address blocks: 138518
ARIN Region origin ASes present in the Internet Routing Table: 19243
ARIN Prefixes per ASN: 15.15
ARIN Region origin ASes announcing only one prefix: 7049
ARIN Region transit ASes present in the Internet Routing Table: 1994
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 43
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5205
Number of ARIN addresses announced to Internet: 1353267200
Equivalent to 80 /8s, 169 /16s and 56 /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: 274021
Total RIPE prefixes after maximum aggregation: 133866
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271868
Unique aggregates announced from the RIPE address blocks: 174062
RIPE Region origin ASes present in the Internet Routing Table: 28905
RIPE Prefixes per ASN: 9.41
RIPE Region origin ASes announcing only one prefix: 12051
RIPE Region transit ASes present in the Internet Routing Table: 3984
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12415
Number of RIPE addresses announced to Internet: 731352320
Equivalent to 43 /8s, 151 /16s and 141 /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: 123678
Total LACNIC prefixes after maximum aggregation: 29355
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 120167
Unique aggregates announced from the LACNIC address blocks: 48814
LACNIC Region origin ASes present in the Internet Routing Table: 11233
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2702
LACNIC Region transit ASes present in the Internet Routing Table: 2474
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9180
Number of LACNIC addresses announced to Internet: 171749632
Equivalent to 10 /8s, 60 /16s and 177 /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: 35460
Total AfriNIC prefixes after maximum aggregation: 6771
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 49289
Unique aggregates announced from the AfriNIC address blocks: 13942
AfriNIC Region origin ASes present in the Internet Routing Table: 1913
AfriNIC Prefixes per ASN: 25.77
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 377
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet: 105154816
Equivalent to 6 /8s, 68 /16s and 137 /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 10454 8754 93 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4308 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 531 278 BBIL-AP BHARTI Airtel Ltd., IN
7552 3919 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3688 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3257 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2859 851 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4766 2187 11523 647 KIXS-AS-KR Korea Telecom, KR
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13327 40827 4476 AMAZON-02, US
11492 4711 312 591 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3611 3053 208 ASN-CXA-ALL-CCI-22773-RDC, US
174 3590 8753 916 COGENT-174, US
749 3254 54863 2505 DNIC-AS-00749, US
16625 3123 1312 2258 AKAMAI-AS, US
396982 2956 3657 470 GOOGLE-CLOUD-PLATFORM, US
36352 2776 227 854 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7726 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4058 3395 127 AKAMAI-ASN1, NL
9009 3789 327 1974 M247, RO
12389 3070 2303 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2362 360 584 TELLCOM-AS, TR
212238 2129 150 1571 CDNEXT, GB
8452 1647 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1419 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12034 3243 585 UNINET, MX
10620 3522 486 994 Telmex Colombia S.A., CO
13999 2513 540 362 Mega Cable, S.A. de C.V., MX
11830 1994 369 64 Instituto Costarricense de Electricidad y
28573 1359 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1197 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1192 371 22 Telefonica del Peru S.A.A., PE
22884 1055 70 382 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/AARNET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1744 631 30 RAYA-AS, EG
24863 1650 389 16 LINKdotNET-AS, EG
29571 1600 103 23 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 283 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1036 523 45 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
36914 539 82 3 KENET-AS, KE
15399 521 56 54 WANANCHI-, KE
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13327 40827 4476 AMAZON-02, US
8151 12034 3243 585 UNINET, MX
9808 10454 8754 93 CHINAMOBILE-CN China Mobile Communication
12479 7726 1714 148 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4711 312 591 CABLEONE, US
18403 4308 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4240 531 278 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 3395 127 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12034 11449 UNINET, MX
9808 10454 10361 CHINAMOBILE-CN China Mobile Communications Grou
12479 7726 7578 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4308 4283 FPT-AS-AP FPT Telecom Company, VN
11492 4711 4120 CABLEONE, US
9498 4240 3962 BBIL-AP BHARTI Airtel Ltd., IN
20940 4058 3931 AKAMAI-ASN1, NL
7552 3919 3893 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/AARNET/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/AARNET/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/AARNET/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/AARNET/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 /12:300
/13:583 /14:1222 /15:2166 /16:13997 /17:8292 /18:13744
/19:24621 /20:43731 /21:51726 /22:112006 /23:101744 /24:607057
/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 6648 7726 UNI2-AS, ES
8151 6239 12034 UNINET, MX
11492 3531 4711 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2742 3611 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2341 13327 AMAZON-02, US
30036 2222 2563 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3522 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2332 2:1528 3:681 4:10 5:4685 6:162
7:6 8:1552 9:1 11:172 12:1366 13:363
14:2515 15:353 16:283 17:368 18:921 20:515
21:4 22:188 23:7529 24:2807 25:2 27:2776
29:19 31:3243 32:36 33:1 34:80 35:206
36:2499 37:4691 38:9074 39:908 40:167 41:4191
42:1954 43:2575 44:376 45:18548 46:5051 47:293
49:1935 50:1888 51:587 52:1553 54:301 55:1084
56:11 57:257 58:2204 59:1213 60:1169 61:2773
62:2946 63:1824 64:5477 65:2117 66:4661 67:3068
68:1157 69:3921 70:1150 71:628 72:2869 74:2778
75:1619 76:614 77:2730 78:1894 79:1751 80:2201
81:2039 82:3213 83:1437 84:1854 85:3419 86:1050
87:2157 88:1316 89:4337 90:781 91:8345 92:2724
93:2903 94:4091 95:4356 96:1457 97:312 98:1020
99:671 100:72 101:1156 102:3908 103:32220 104:4817
105:756 106:1032 107:2648 108:1206 109:4085 110:2230
111:3329 112:2049 113:1787 114:1963 115:2208 116:2035
117:2749 118:2888 119:1955 120:1882 121:1374 122:2751
123:2178 124:1570 125:2846 126:91 128:1606 129:951
130:1303 131:1932 132:778 133:451 134:1537 135:331
136:1302 137:1301 138:2893 139:1628 140:1575 141:1493
142:1904 143:1685 144:1080 145:505 146:2160 147:2103
148:2681 149:2852 150:1250 151:1828 152:2102 153:564
154:8222 155:1659 156:3392 157:1898 158:1292 159:2445
160:3575 161:1910 162:3723 163:2121 164:1703 165:2201
166:1470 167:1886 168:4035 169:792 170:5064 171:1010
172:4411 173:3259 174:916 175:1301 176:3664 177:4664
178:3660 179:2273 180:2610 181:4052 182:3392 183:2055
184:2114 185:21544 186:5112 187:4437 188:4213 189:4219
190:9617 191:1472 192:11241 193:9459 194:7773 195:5507
196:3297 197:3664 198:6222 199:8463 200:8202 201:6279
202:10406 203:10640 204:4543 205:3636 206:4625 207:3558
208:4269 209:5206 210:4588 211:2533 212:4523 213:3707
214:1030 215:48 216:6713 217:3141 218:1333 219:376
220:2087 221:1058 222:724 223:2350
End of report
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