[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Feb 7 20:16:58 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Fri 07 Feb, 2025
IPv4 BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 256924
Prefixes after maximum aggregation (per Origin AS): 111794
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 136286
Number of IPv4 prefixes with a valid ROA: 115341
Number of IPv4 prefixes with an invalid ROA: 21
Number of IPv4 prefixes with no ROA: 141562
Total ASes present in the Internet Routing Table: 20063
Prefixes per ASN: 12.81
Origin-only ASes present in the Internet Routing Table: 17218
Origin ASes announcing only one prefix: 7694
Transit ASes present in the Internet Routing Table: 2845
Transit-only ASes present in the Internet Routing Table: 739
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 38
Max AS path prepend of ASN ( 37447) 34
Prefixes from unregistered ASNs in the Routing Table: 288
Number of instances of unregistered ASNs: 289
Number of 32-bit ASNs allocated by the RIRs: 46090
Number of 32-bit ASNs visible in the Routing Table: 7832
Prefixes from 32-bit ASNs in the Routing Table: 29393
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 138
Number of addresses announced to Internet: 1538995965
Equivalent to 91 /8s, 187 /16s and 54 /24s
Percentage of available address space announced: 41.6
Percentage of allocated address space announced: 41.6
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: 81273
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31383
Total APNIC prefixes after maximum aggregation: 7728
APNIC Deaggregation factor: 4.06
Prefixes being announced from the APNIC address blocks: 30162
Unique aggregates announced from the APNIC address blocks: 8234
APNIC Region origin ASes present in the Internet Routing Table: 1132
APNIC Prefixes per ASN: 26.64
APNIC Region origin ASes announcing only one prefix: 428
APNIC Region transit ASes present in the Internet Routing Table: 224
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 491
Number of APNIC addresses announced to Internet: 168246892
Equivalent to 10 /8s, 7 /16s and 62 /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: 118397
Total ARIN prefixes after maximum aggregation: 60754
ARIN Deaggregation factor: 1.95
Prefixes being announced from the ARIN address blocks: 116593
Unique aggregates announced from the ARIN address blocks: 62409
ARIN Region origin ASes present in the Internet Routing Table: 9021
ARIN Prefixes per ASN: 12.92
ARIN Region origin ASes announcing only one prefix: 3799
ARIN Region transit ASes present in the Internet Routing Table: 844
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2037
Number of ARIN addresses announced to Internet: 950313857
Equivalent to 56 /8s, 164 /16s and 163 /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: 46696
Total RIPE prefixes after maximum aggregation: 25314
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 48035
Unique aggregates announced from the RIPE address blocks: 35527
RIPE Region origin ASes present in the Internet Routing Table: 4478
RIPE Prefixes per ASN: 10.73
RIPE Region origin ASes announcing only one prefix: 1867
RIPE Region transit ASes present in the Internet Routing Table: 665
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1798
Number of RIPE addresses announced to Internet: 280383184
Equivalent to 16 /8s, 182 /16s and 78 /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: 49560
Total LACNIC prefixes after maximum aggregation: 15082
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 48301
Unique aggregates announced from the LACNIC address blocks: 23235
LACNIC Region origin ASes present in the Internet Routing Table: 4271
LACNIC Prefixes per ASN: 11.31
LACNIC Region origin ASes announcing only one prefix: 1474
LACNIC Region transit ASes present in the Internet Routing Table: 891
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3350
Number of LACNIC addresses announced to Internet: 99146304
Equivalent to 5 /8s, 232 /16s and 218 /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: 10600
Total AfriNIC prefixes after maximum aggregation: 2712
AfriNIC Deaggregation factor: 3.91
Prefixes being announced from the AfriNIC address blocks: 13695
Unique aggregates announced from the AfriNIC address blocks: 6765
AfriNIC Region origin ASes present in the Internet Routing Table: 299
AfriNIC Prefixes per ASN: 45.80
AfriNIC Region origin ASes announcing only one prefix: 126
AfriNIC Region transit ASes present in the Internet Routing Table: 78
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 156
Number of AfriNIC addresses announced to Internet: 40844288
Equivalent to 2 /8s, 111 /16s and 60 /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 10149 8753 87 CHINAMOBILE-CN China Mobile Communication
56046 1570 803 179 CMNET-JIANGSU-AP China Mobile communicati
56041 1539 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
24547 825 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17561 678 43 458 LCS-AS-AP LARUS Limited, HK
2907 641 2202 464 SINET-AS Research Organization of Informa
24445 469 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
45102 465 741 134 ALIBABA-CN-NET Alibaba US Technology Co.,
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12740 38947 3729 AMAZON-02, US
22773 3374 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2518 2949 1208 DNIC-ASBLK-00306-00371, US
4155 2361 171 1432 USDA-1, US
7018 2239 22919 1603 ATT-INTERNET4, US
36352 2179 182 985 AS-COLOCROSSING, US
11776 1895 257 214 ATLANTICBB-JOHNSTOWN, US
6167 1751 3487 443 CELLCO-PART, US
209 1682 4890 285 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 1936 130 50 ALJAWWALSTC-AS, SA
20940 1230 96 982 AKAMAI-ASN1, NL
3215 893 4818 289 France Telecom - Orange, FR
3257 792 2069 694 GTT-BACKBONE GTT, US
62240 745 51 334 CLOUVIDER Clouvider - Global ASN, GB
25019 647 1024 134 SAUDINETSTC-AS, SA
8452 623 1756 123 TE-AS TE-AS, EG
8376 592 54 24 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 537 39 471 CDNEXT, GB
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 5903 1639 826 UNINET, MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
10620 1764 262 1244 Telmex Colombia S.A., CO
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1104 371 22 Telefonica del Peru S.A.A., PE
26615 1010 2503 53 TIM SA, BR
18881 864 1127 31 TELEFONICA BRASIL S.A, BR
28006 641 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 633 90 53 ENTEL CHILE S.A., CL
26599 560 2888 72 TELEFONICA BRASIL S.A, BR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1501 389 16 LINKdotNET-AS, EG
29571 1105 78 367 ORANGE-COTE-IVOIRE, CI
20011 978 180 282 INTERNET-SOLUTIONS, ZA
24835 797 381 135 RAYA-AS, EG
36992 637 1225 129 ETISALAT-MISR, EG
37069 610 1031 15 MOBINIL, EG
36935 592 522 53 Vodafone-, EG
36914 550 82 3 KENET-AS, KE
36903 388 183 284 MT-MPLS, MA
2018 379 319 71 TENET-1, ZA
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12740 38947 3729 AMAZON-02, US
9808 10149 8753 87 CHINAMOBILE-CN China Mobile Communication
8151 5903 1639 826 UNINET, MX
22773 3374 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2518 2949 1208 DNIC-ASBLK-00306-00371, US
4155 2361 171 1432 USDA-1, US
7018 2239 22919 1603 ATT-INTERNET4, US
36352 2179 182 985 AS-COLOCROSSING, US
11830 1992 369 64 Instituto Costarricense de Electricidad y
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 10149 10062 CHINAMOBILE-CN China Mobile Communications Grou
8151 5903 5077 UNINET, MX
22773 3374 3194 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1992 1928 Instituto Costarricense de Electricidad y Telec
39891 1936 1886 ALJAWWALSTC-AS, SA
11776 1895 1681 ATLANTICBB-JOHNSTOWN, US
24863 1501 1485 LINKdotNET-AS, EG
56041 1539 1461 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
209 1682 1397 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
53966 UNALLOCATED 8.39.98.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
22542 UNALLOCATED 8.42.195.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US
399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US
396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:13 /9:10 /10:29 /11:42 /12:149
/13:210 /14:564 /15:1086 /16:7515 /17:3414 /18:4132
/19:7469 /20:12286 /21:14885 /22:27365 /23:27303 /24:150257
/25:43 /26:68 /27:37 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3174 5903 UNINET, MX
22773 2513 3374 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2270 12740 AMAZON-02, US
11830 1693 1992 Instituto Costarricense de Electricidad y Telecom., CR
39891 1081 1936 ALJAWWALSTC-AS, SA
10620 992 1764 Telmex Colombia S.A., CO
209 970 1682 CENTURYLINK-US-LEGACY-QWEST, US
19901 912 1127 BRSPD-PUBLIC, US
11776 897 1895 ATLANTICBB-JOHNSTOWN, US
36352 886 2179 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:59 2:475 3:566 4:5 5:767 6:152
7:5 8:657 11:171 12:980 13:298 14:117
15:297 16:234 17:6 18:884 20:120 21:4
22:188 23:2315 24:682 27:28 29:19 31:414
32:19 34:11 35:124 36:1228 37:580 38:2092
39:540 40:54 41:999 42:184 43:165 44:26
45:3807 46:975 47:88 49:27 50:360 51:373
52:1387 54:286 55:1147 56:9 57:19 58:32
59:29 60:16 61:74 62:540 63:755 64:1727
65:1067 66:1499 67:936 68:372 69:1166 70:435
71:203 72:658 74:897 75:428 76:261 77:449
78:308 79:275 80:270 81:331 82:461 83:201
84:312 85:512 86:221 87:257 88:242 89:760
90:95 91:969 92:645 93:426 94:870 95:534
96:239 97:55 98:447 99:161 100:36 101:30
102:337 103:945 104:1146 105:201 106:35 107:1413
108:504 109:390 110:24 111:1918 112:460 113:36
114:45 115:25 116:50 117:1043 118:99 119:122
120:1165 121:40 122:69 123:84 124:51 125:25
128:446 129:279 130:654 131:937 132:557 133:211
134:440 135:114 136:580 137:503 138:1005 139:388
140:696 141:422 142:908 143:719 144:399 145:70
146:630 147:488 148:720 149:635 150:362 151:662
152:581 153:124 154:1532 155:763 156:1417 157:363
158:494 159:651 160:876 161:622 162:934 163:342
164:739 165:757 166:650 167:654 168:1542 169:147
170:1650 171:119 172:1183 173:764 174:230 175:47
176:442 177:1134 178:552 179:816 180:69 181:1848
182:47 183:872 184:443 185:3408 186:2376 187:1123
188:729 189:1500 190:5061 191:480 192:4842 193:1778
194:1164 195:898 196:642 197:1643 198:2546 199:4636
200:3910 201:3316 202:972 203:677 204:2057 205:1972
206:1546 207:1425 208:1275 209:1843 210:313 211:426
212:903 213:734 214:1016 215:36 216:2348 217:429
218:523 219:22 220:25 221:301 222:30 223:732
End of report
More information about the ren-bgp-stats-all
mailing list