[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 28 20:16:59 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 28 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: 256182
Prefixes after maximum aggregation (per Origin AS): 114356
Deaggregation factor: 2.24
Unique aggregates announced (without unneeded subnets): 139994
Number of IPv4 prefixes with a valid ROA: 112131
Number of IPv4 prefixes with an invalid ROA: 21
Number of IPv4 prefixes with no ROA: 144030
Total ASes present in the Internet Routing Table: 20360
Prefixes per ASN: 12.58
Origin-only ASes present in the Internet Routing Table: 17511
Origin ASes announcing only one prefix: 7821
Transit ASes present in the Internet Routing Table: 2849
Transit-only ASes present in the Internet Routing Table: 734
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: 30
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 324
Number of instances of unregistered ASNs: 325
Number of 32-bit ASNs allocated by the RIRs: 45925
Number of 32-bit ASNs visible in the Routing Table: 7864
Prefixes from 32-bit ASNs in the Routing Table: 29498
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: 1487981309
Equivalent to 88 /8s, 176 /16s and 202 /24s
Percentage of available address space announced: 40.2
Percentage of allocated address space announced: 40.1
Percentage of available address space allocated: 100.1
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 81886
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31587
Total APNIC prefixes after maximum aggregation: 7651
APNIC Deaggregation factor: 4.13
Prefixes being announced from the APNIC address blocks: 30828
Unique aggregates announced from the APNIC address blocks: 8632
APNIC Region origin ASes present in the Internet Routing Table: 1179
APNIC Prefixes per ASN: 26.15
APNIC Region origin ASes announcing only one prefix: 457
APNIC Region transit ASes present in the Internet Routing Table: 214
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 510
Number of APNIC addresses announced to Internet: 172488044
Equivalent to 10 /8s, 71 /16s and 245 /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: 116758
Total ARIN prefixes after maximum aggregation: 62157
ARIN Deaggregation factor: 1.88
Prefixes being announced from the ARIN address blocks: 115592
Unique aggregates announced from the ARIN address blocks: 66167
ARIN Region origin ASes present in the Internet Routing Table: 9073
ARIN Prefixes per ASN: 12.74
ARIN Region origin ASes announcing only one prefix: 3778
ARIN Region transit ASes present in the Internet Routing Table: 839
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: 2031
Number of ARIN addresses announced to Internet: 873746817
Equivalent to 52 /8s, 20 /16s and 81 /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: 48549
Total RIPE prefixes after maximum aggregation: 26440
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 49768
Unique aggregates announced from the RIPE address blocks: 36263
RIPE Region origin ASes present in the Internet Routing Table: 4711
RIPE Prefixes per ASN: 10.56
RIPE Region origin ASes announcing only one prefix: 2002
RIPE Region transit ASes present in the Internet Routing Table: 696
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1855
Number of RIPE addresses announced to Internet: 302303184
Equivalent to 18 /8s, 4 /16s and 199 /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: 49033
Total LACNIC prefixes after maximum aggregation: 14905
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 47865
Unique aggregates announced from the LACNIC address blocks: 22932
LACNIC Region origin ASes present in the Internet Routing Table: 4223
LACNIC Prefixes per ASN: 11.33
LACNIC Region origin ASes announcing only one prefix: 1452
LACNIC Region transit ASes present in the Internet Routing Table: 878
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3317
Number of LACNIC addresses announced to Internet: 99053632
Equivalent to 5 /8s, 231 /16s and 112 /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: 9931
Total AfriNIC prefixes after maximum aggregation: 2980
AfriNIC Deaggregation factor: 3.33
Prefixes being announced from the AfriNIC address blocks: 11983
Unique aggregates announced from the AfriNIC address blocks: 5876
AfriNIC Region origin ASes present in the Internet Routing Table: 307
AfriNIC Prefixes per ASN: 39.03
AfriNIC Region origin ASes announcing only one prefix: 132
AfriNIC Region transit ASes present in the Internet Routing Table: 82
Average AfriNIC Region AS path length visible: 6.3
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 151
Number of AfriNIC addresses announced to Internet: 40313600
Equivalent to 2 /8s, 103 /16s and 35 /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 9882 8752 84 CHINAMOBILE-CN China Mobile Communication
56046 1564 804 184 CMNET-JIANGSU-AP China Mobile communicati
56047 1495 192 50 CMNET-HUNAN-AP China Mobile communication
56041 1491 714 76 CMNET-ZHEJIANG-AP China Mobile communicat
24547 828 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 778 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 603 2202 464 SINET-AS Research Organization of Informa
17676 521 9903 160 GIGAINFRA SoftBank Corp., JP
56040 487 489 108 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 11106 11970 3938 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
7018 3197 23566 2046 ATT-INTERNET4, US
367 2497 3014 1176 DNIC-ASBLK-00306-00371, US
22773 2472 2082 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2244 152 1383 USDA-1, US
11776 1875 256 220 ATLANTICBB-JOHNSTOWN, US
6167 1753 3437 433 CELLCO-PART, US
209 1670 4895 295 CENTURYLINK-US-LEGACY-QWEST, US
36352 1535 163 808 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1295 101 1039 AKAMAI-ASN1, NL
3215 887 4814 288 France Telecom - Orange, FR
3257 792 2072 689 GTT-BACKBONE GTT, US
8452 672 1760 135 TE-AS TE-AS, EG
8376 670 59 30 Jordan Data Communications, JO
25019 613 998 130 SAUDINETSTC-AS, SA
212238 588 43 522 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 6168 1743 883 UNINET, MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
10620 1746 260 1226 Telmex Colombia S.A., CO
3816 1323 781 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1115 371 22 Telefonica del Peru S.A.A., PE
26615 1020 2503 53 TIM SA, BR
18881 867 1128 28 TELEFONICA BRASIL S.A, BR
28006 646 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 626 86 51 ENTEL CHILE S.A., CL
26599 545 2886 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 1400 389 16 LINKdotNET-AS, EG
20011 942 165 258 INTERNET-SOLUTIONS, ZA
24835 749 368 159 RAYA-AS, EG
37069 599 1047 14 MOBINIL, EG
29571 585 52 288 ORANGE-COTE-IVOIRE, CI
36992 581 968 267 ETISALAT-MISR, EG
36935 566 125 174 Vodafone-, EG
36914 470 82 3 KENET-AS, KE
36903 446 209 308 MT-MPLS, MA
2018 381 319 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 11106 11970 3938 AMAZON-02, US
9808 9882 8752 84 CHINAMOBILE-CN China Mobile Communication
8151 6168 1743 883 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
7018 3197 23566 2046 ATT-INTERNET4, US
367 2497 3014 1176 DNIC-ASBLK-00306-00371, US
22773 2472 2082 712 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2244 152 1383 USDA-1, US
11830 1993 369 64 Instituto Costarricense de Electricidad y
11776 1875 256 220 ATLANTICBB-JOHNSTOWN, US
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 9882 9798 CHINAMOBILE-CN China Mobile Communications Grou
8151 6168 5285 UNINET, MX
11830 1993 1929 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2472 1760 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1875 1655 ATLANTICBB-JOHNSTOWN, US
56047 1495 1445 CMNET-HUNAN-AP China Mobile communications corp
56041 1491 1415 CMNET-ZHEJIANG-AP China Mobile communications c
24863 1400 1384 LINKdotNET-AS, EG
56046 1564 1380 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 /14:523 /15:1019 /16:6816 /17:3376 /18:4078
/19:7537 /20:12225 /21:15130 /22:27493 /23:27623 /24:149734
/25:52 /26:72 /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 3223 6168 UNINET, MX
16509 2276 11106 AMAZON-02, US
22773 1869 2472 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1691 1993 Instituto Costarricense de Electricidad y Telecom., CR
7018 1458 3197 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
10620 982 1746 Telmex Colombia S.A., CO
209 949 1670 CENTURYLINK-US-LEGACY-QWEST, US
11776 891 1875 ATLANTICBB-JOHNSTOWN, US
19901 882 1055 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:65 2:521 3:523 4:5 5:814 6:153
7:5 8:666 11:171 12:1004 13:312 14:119
15:297 16:234 17:5 18:872 20:130 21:4
22:188 23:2277 24:661 27:37 29:19 31:433
32:19 34:9 35:102 36:1217 37:660 38:1760
39:537 40:52 41:938 42:211 43:205 44:32
45:3751 46:1059 47:93 49:29 50:385 51:370
52:1409 54:274 55:949 56:8 57:17 58:35
59:29 60:15 61:64 62:534 63:767 64:1749
65:1140 66:1561 67:976 68:523 69:1151 70:302
71:209 72:602 74:917 75:427 76:258 77:431
78:329 79:290 80:336 81:402 82:362 83:199
84:333 85:496 86:230 87:236 88:257 89:826
90:101 91:1041 92:641 93:465 94:789 95:549
96:217 97:55 98:529 99:164 100:27 101:27
102:339 103:1173 104:1056 105:83 106:50 107:1219
108:489 109:410 110:42 111:1875 112:465 113:44
114:54 115:20 116:46 117:982 118:167 119:121
120:1142 121:44 122:145 123:156 124:64 125:22
128:450 129:325 130:670 131:943 132:577 133:209
134:471 135:108 136:549 137:585 138:1012 139:392
140:682 141:451 142:921 143:702 144:413 145:91
146:633 147:500 148:716 149:647 150:333 151:638
152:674 153:133 154:787 155:747 156:789 157:386
158:482 159:670 160:644 161:593 162:901 163:401
164:742 165:810 166:606 167:637 168:1549 169:148
170:1582 171:103 172:1170 173:759 174:296 175:54
176:407 177:1095 178:460 179:829 180:90 181:1854
182:47 183:860 184:451 185:3237 186:2344 187:1066
188:782 189:1489 190:4995 191:465 192:4937 193:1905
194:1337 195:938 196:786 197:1625 198:2568 199:4591
200:3959 201:3263 202:1091 203:693 204:2101 205:2010
206:1647 207:1420 208:1309 209:1950 210:320 211:429
212:974 213:753 214:1018 215:42 216:2419 217:492
218:519 219:22 220:31 221:301 222:29 223:703
End of report
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