[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Nov 21 20:17:00 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 21 Nov, 2024
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: 257146
Prefixes after maximum aggregation (per Origin AS): 114380
Deaggregation factor: 2.25
Unique aggregates announced (without unneeded subnets): 139741
Number of IPv4 prefixes with a valid ROA: 112918
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 144205
Total ASes present in the Internet Routing Table: 20442
Prefixes per ASN: 12.58
Origin-only ASes present in the Internet Routing Table: 17569
Origin ASes announcing only one prefix: 7869
Transit ASes present in the Internet Routing Table: 2873
Transit-only ASes present in the Internet Routing Table: 743
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: 27
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 329
Number of instances of unregistered ASNs: 330
Number of 32-bit ASNs allocated by the RIRs: 45861
Number of 32-bit ASNs visible in the Routing Table: 7939
Prefixes from 32-bit ASNs in the Routing Table: 29779
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: 146
Number of addresses announced to Internet: 1489928125
Equivalent to 88 /8s, 206 /16s and 127 /24s
Percentage of available address space announced: 40.2
Percentage of allocated address space announced: 40.2
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: 82982
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31663
Total APNIC prefixes after maximum aggregation: 7660
APNIC Deaggregation factor: 4.13
Prefixes being announced from the APNIC address blocks: 30903
Unique aggregates announced from the APNIC address blocks: 8655
APNIC Region origin ASes present in the Internet Routing Table: 1189
APNIC Prefixes per ASN: 25.99
APNIC Region origin ASes announcing only one prefix: 472
APNIC Region transit ASes present in the Internet Routing Table: 212
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 510
Number of APNIC addresses announced to Internet: 173458028
Equivalent to 10 /8s, 86 /16s and 194 /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: 116590
Total ARIN prefixes after maximum aggregation: 62121
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 115409
Unique aggregates announced from the ARIN address blocks: 66019
ARIN Region origin ASes present in the Internet Routing Table: 9091
ARIN Prefixes per ASN: 12.69
ARIN Region origin ASes announcing only one prefix: 3788
ARIN Region transit ASes present in the Internet Routing Table: 840
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: 2041
Number of ARIN addresses announced to Internet: 874307969
Equivalent to 52 /8s, 28 /16s and 225 /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: 49420
Total RIPE prefixes after maximum aggregation: 26226
RIPE Deaggregation factor: 1.88
Prefixes being announced from the RIPE address blocks: 50678
Unique aggregates announced from the RIPE address blocks: 36104
RIPE Region origin ASes present in the Internet Routing Table: 4714
RIPE Prefixes per ASN: 10.75
RIPE Region origin ASes announcing only one prefix: 2007
RIPE Region transit ASes present in the Internet Routing Table: 711
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1877
Number of RIPE addresses announced to Internet: 301359312
Equivalent to 17 /8s, 246 /16s and 96 /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: 49375
Total LACNIC prefixes after maximum aggregation: 15020
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 48219
Unique aggregates announced from the LACNIC address blocks: 23256
LACNIC Region origin ASes present in the Internet Routing Table: 4270
LACNIC Prefixes per ASN: 11.29
LACNIC Region origin ASes announcing only one prefix: 1473
LACNIC Region transit ASes present in the Internet Routing Table: 887
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: 3358
Number of LACNIC addresses announced to Internet: 99597312
Equivalent to 5 /8s, 239 /16s and 188 /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: 9769
Total AfriNIC prefixes after maximum aggregation: 3129
AfriNIC Deaggregation factor: 3.12
Prefixes being announced from the AfriNIC address blocks: 11791
Unique aggregates announced from the AfriNIC address blocks: 5583
AfriNIC Region origin ASes present in the Internet Routing Table: 302
AfriNIC Prefixes per ASN: 39.04
AfriNIC Region origin ASes announcing only one prefix: 129
AfriNIC Region transit ASes present in the Internet Routing Table: 82
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 153
Number of AfriNIC addresses announced to Internet: 41129472
Equivalent to 2 /8s, 115 /16s and 150 /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 9857 8752 83 CHINAMOBILE-CN China Mobile Communication
56046 1564 804 183 CMNET-JIANGSU-AP China Mobile communicati
56047 1503 192 50 CMNET-HUNAN-AP China Mobile communication
56041 1491 714 76 CMNET-ZHEJIANG-AP China Mobile communicat
24547 807 177 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 778 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 600 2170 465 SINET-AS Research Organization of Informa
17676 524 9887 160 GIGAINFRA SoftBank Corp., JP
56040 486 489 108 CMNET-GUANGDONG-AP China Mobile communica
24445 483 497 69 CMNET-V4HENAN-AS-AP Henan Mobile Communic
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 11002 11948 3922 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3170 23576 2016 ATT-INTERNET4, US
367 2479 3019 1162 DNIC-ASBLK-00306-00371, US
22773 2474 2083 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2227 151 1381 USDA-1, US
11776 1874 256 220 ATLANTICBB-JOHNSTOWN, US
6167 1753 3437 433 CELLCO-PART, US
209 1668 4895 294 CENTURYLINK-US-LEGACY-QWEST, US
36352 1539 163 801 AS-COLOCROSSING, 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 3205 195 65 ALJAWWALSTC-AS, SA
20940 1321 102 1054 AKAMAI-ASN1, NL
3215 887 4814 288 France Telecom - Orange, FR
3257 797 2072 692 GTT-BACKBONE GTT, US
8376 667 60 32 Jordan Data Communications, JO
8452 629 1758 126 TE-AS TE-AS, EG
25019 599 999 130 SAUDINETSTC-AS, SA
212238 589 43 523 CDNEXT, GB
3320 578 8322 489 DTAG Internet service provider operations
51167 560 110 246 CONTABO, DE
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 6280 1781 899 UNINET, MX
11830 1999 369 64 Instituto Costarricense de Electricidad y
10620 1746 260 1226 Telmex Colombia S.A., CO
3816 1324 781 203 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1118 371 22 Telefonica del Peru S.A.A., PE
26615 1017 2503 53 TIM SA, BR
18881 865 1128 28 TELEFONICA BRASIL S.A, BR
28006 645 77 296 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 626 86 51 ENTEL CHILE S.A., CL
26599 540 2829 76 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 1403 389 16 LINKdotNET-AS, EG
24835 758 368 181 RAYA-AS, EG
37069 640 1047 14 MOBINIL, EG
36992 581 968 267 ETISALAT-MISR, EG
29571 579 51 283 ORANGE-COTE-IVOIRE, CI
36935 566 125 174 Vodafone-, EG
20011 565 139 330 INTERNET-SOLUTIONS, ZA
36914 542 82 3 KENET-AS, KE
36903 456 214 314 MT-MPLS, MA
2018 380 319 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 11002 11948 3922 AMAZON-02, US
9808 9857 8752 83 CHINAMOBILE-CN China Mobile Communication
8151 6280 1781 899 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
39891 3205 195 65 ALJAWWALSTC-AS, SA
7018 3170 23576 2016 ATT-INTERNET4, US
367 2479 3019 1162 DNIC-ASBLK-00306-00371, US
22773 2474 2083 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2227 151 1381 USDA-1, US
11830 1999 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 9857 9774 CHINAMOBILE-CN China Mobile Communications Grou
8151 6280 5381 UNINET, MX
39891 3205 3140 ALJAWWALSTC-AS, SA
11830 1999 1935 Instituto Costarricense de Electricidad y Telec
22773 2474 1762 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1874 1654 ATLANTICBB-JOHNSTOWN, US
56047 1503 1453 CMNET-HUNAN-AP China Mobile communications corp
56041 1491 1415 CMNET-ZHEJIANG-AP China Mobile communications c
24863 1403 1387 LINKdotNET-AS, EG
56046 1564 1381 CMNET-JIANGSU-AP China Mobile communications co
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
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
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
21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US
33684 UNALLOCATED 12.37.144.0/24 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
23.140.216.0/24 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
23.154.248.0/24 Origin: 54641 IMH-IAD, US
23.154.248.0/24 Transit: 3356 LEVEL3, US
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, 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 /10:28 /11:38 /12:137
/13:194 /14:522 /15:1020 /16:6829 /17:3387 /18:4079
/19:7567 /20:12315 /21:15194 /22:27351 /23:27819 /24:150508
/25:31 /26:26 /27:29 /28:19 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3273 6280 UNINET, MX
39891 2321 3205 ALJAWWALSTC-AS, SA
16509 2255 11002 AMAZON-02, US
22773 1870 2474 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1697 1999 Instituto Costarricense de Electricidad y Telecom., CR
7018 1440 3170 ATT-INTERNET4, US
10620 982 1746 Telmex Colombia S.A., CO
209 948 1668 CENTURYLINK-US-LEGACY-QWEST, US
11776 891 1874 ATLANTICBB-JOHNSTOWN, US
19901 879 1047 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:63 2:534 3:511 4:5 5:1093 6:153
7:5 8:668 11:171 12:1005 13:302 14:116
15:296 16:234 17:5 18:870 20:128 21:4
22:188 23:2277 24:664 27:36 29:19 31:430
32:19 34:9 35:102 36:1210 37:709 38:1715
39:537 40:53 41:1002 42:218 43:216 44:33
45:3812 46:867 47:94 49:35 50:364 51:369
52:1407 54:273 55:938 56:8 57:17 58:34
59:29 60:15 61:65 62:525 63:773 64:1749
65:1138 66:1556 67:978 68:525 69:1145 70:302
71:212 72:600 74:917 75:420 76:258 77:371
78:602 79:287 80:335 81:403 82:357 83:197
84:343 85:487 86:228 87:214 88:256 89:850
90:100 91:1047 92:630 93:863 94:803 95:740
96:221 97:55 98:534 99:164 100:28 101:28
102:356 103:1201 104:1081 105:87 106:52 107:1224
108:484 109:422 110:42 111:1872 112:465 113:44
114:55 115:20 116:50 117:982 118:171 119:133
120:1133 121:45 122:146 123:161 124:66 125:22
128:423 129:326 130:676 131:944 132:589 133:207
134:462 135:107 136:512 137:589 138:1011 139:401
140:674 141:451 142:926 143:701 144:412 145:84
146:636 147:505 148:740 149:651 150:313 151:627
152:681 153:136 154:774 155:752 156:787 157:386
158:477 159:665 160:640 161:648 162:899 163:400
164:743 165:808 166:605 167:641 168:1531 169:144
170:1581 171:104 172:1165 173:774 174:296 175:52
176:374 177:1146 178:455 179:841 180:73 181:1859
182:79 183:848 184:453 185:3288 186:2343 187:1123
188:822 189:1512 190:5046 191:493 192:4956 193:1874
194:1328 195:948 196:774 197:1262 198:2524 199:4615
200:3775 201:3281 202:1104 203:728 204:2104 205:1992
206:1590 207:1422 208:1324 209:1932 210:320 211:425
212:986 213:763 214:1014 215:41 216:2443 217:487
218:518 219:21 220:31 221:301 222:29 223:703
End of report
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