[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jan 4 20:16:55 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Sat 04 Jan, 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: 256941
Prefixes after maximum aggregation (per Origin AS): 113414
Deaggregation factor: 2.27
Unique aggregates announced (without unneeded subnets): 135414
Number of IPv4 prefixes with a valid ROA: 112902
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 144020
Total ASes present in the Internet Routing Table: 20302
Prefixes per ASN: 12.66
Origin-only ASes present in the Internet Routing Table: 17438
Origin ASes announcing only one prefix: 7777
Transit ASes present in the Internet Routing Table: 2864
Transit-only ASes present in the Internet Routing Table: 738
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: 321
Number of instances of unregistered ASNs: 322
Number of 32-bit ASNs allocated by the RIRs: 46004
Number of 32-bit ASNs visible in the Routing Table: 7889
Prefixes from 32-bit ASNs in the Routing Table: 29343
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: 148
Number of addresses announced to Internet: 1570450173
Equivalent to 93 /8s, 155 /16s and 42 /24s
Percentage of available address space announced: 42.4
Percentage of allocated address space announced: 42.4
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: 81214
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31444
Total APNIC prefixes after maximum aggregation: 7661
APNIC Deaggregation factor: 4.10
Prefixes being announced from the APNIC address blocks: 30557
Unique aggregates announced from the APNIC address blocks: 8293
APNIC Region origin ASes present in the Internet Routing Table: 1149
APNIC Prefixes per ASN: 26.59
APNIC Region origin ASes announcing only one prefix: 442
APNIC Region transit ASes present in the Internet Routing Table: 222
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: 491
Number of APNIC addresses announced to Internet: 173324908
Equivalent to 10 /8s, 84 /16s and 186 /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: 118404
Total ARIN prefixes after maximum aggregation: 61262
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116806
Unique aggregates announced from the ARIN address blocks: 61498
ARIN Region origin ASes present in the Internet Routing Table: 9031
ARIN Prefixes per ASN: 12.93
ARIN Region origin ASes announcing only one prefix: 3773
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: 2036
Number of ARIN addresses announced to Internet: 955914113
Equivalent to 56 /8s, 250 /16s and 23 /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: 47586
Total RIPE prefixes after maximum aggregation: 26133
RIPE Deaggregation factor: 1.82
Prefixes being announced from the RIPE address blocks: 48956
Unique aggregates announced from the RIPE address blocks: 36103
RIPE Region origin ASes present in the Internet Routing Table: 4683
RIPE Prefixes per ASN: 10.45
RIPE Region origin ASes announcing only one prefix: 1983
RIPE Region transit ASes present in the Internet Routing Table: 686
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1858
Number of RIPE addresses announced to Internet: 303549648
Equivalent to 18 /8s, 23 /16s and 204 /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: 48617
Total LACNIC prefixes after maximum aggregation: 15094
LACNIC Deaggregation factor: 3.22
Prefixes being announced from the LACNIC address blocks: 47431
Unique aggregates announced from the LACNIC address blocks: 23118
LACNIC Region origin ASes present in the Internet Routing Table: 4252
LACNIC Prefixes per ASN: 11.15
LACNIC Region origin ASes announcing only one prefix: 1445
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: 3343
Number of LACNIC addresses announced to Internet: 97596992
Equivalent to 5 /8s, 209 /16s and 54 /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: 10569
Total AfriNIC prefixes after maximum aggregation: 3040
AfriNIC Deaggregation factor: 3.48
Prefixes being announced from the AfriNIC address blocks: 13043
Unique aggregates announced from the AfriNIC address blocks: 6280
AfriNIC Region origin ASes present in the Internet Routing Table: 314
AfriNIC Prefixes per ASN: 41.54
AfriNIC Region origin ASes announcing only one prefix: 134
AfriNIC Region transit ASes present in the Internet Routing Table: 86
Average AfriNIC Region AS path length visible: 6.5
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 161
Number of AfriNIC addresses announced to Internet: 39992832
Equivalent to 2 /8s, 98 /16s and 62 /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 9913 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1562 803 178 CMNET-JIANGSU-AP China Mobile communicati
56041 1495 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1495 192 52 CMNET-HUNAN-AP China Mobile communication
24547 831 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 640 2202 465 SINET-AS Research Organization of Informa
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
56040 481 488 104 CMNET-GUANGDONG-AP China Mobile communica
24445 468 497 67 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 12602 38850 3287 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3224 23511 2053 ATT-INTERNET4, US
367 2506 3011 1189 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2292 163 1406 USDA-1, US
36352 1913 163 805 AS-COLOCROSSING, US
11776 1885 257 219 ATLANTICBB-JOHNSTOWN, US
6167 1747 3403 441 CELLCO-PART, US
209 1666 4895 293 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1237 97 998 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 795 2073 696 GTT-BACKBONE GTT, US
8452 675 1842 17 TE-AS TE-AS, EG
25019 604 997 136 SAUDINETSTC-AS, SA
8376 587 55 26 Jordan Data Communications, JO
3320 576 8321 488 DTAG Internet service provider operations
51167 566 112 249 CONTABO, DE
62240 508 36 344 CLOUVIDER Clouvider - Global ASN, 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 5637 1584 812 UNINET, MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
10620 1688 252 1198 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1116 371 22 Telefonica del Peru S.A.A., PE
26615 1001 2503 53 TIM SA, BR
18881 870 1128 28 TELEFONICA BRASIL S.A, BR
27651 724 106 49 ENTEL CHILE S.A., CL
28006 650 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 551 91 233 Mega Cable, S.A. de C.V., MX
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 1560 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
24835 768 368 132 RAYA-AS, EG
29571 765 61 357 ORANGE-COTE-IVOIRE, CI
37069 665 1031 14 MOBINIL, EG
36992 606 1040 255 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 536 82 3 KENET-AS, KE
36903 447 210 308 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 12602 38850 3287 AMAZON-02, US
9808 9913 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5637 1584 812 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 3224 23511 2053 ATT-INTERNET4, US
367 2506 3011 1189 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2292 163 1406 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1913 163 805 AS-COLOCROSSING, 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 9913 9827 CHINAMOBILE-CN China Mobile Communications Grou
8151 5637 4825 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2467 1759 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1885 1666 ATLANTICBB-JOHNSTOWN, US
24863 1560 1542 LINKdotNET-AS, EG
56047 1495 1443 CMNET-HUNAN-AP China Mobile communications corp
56041 1495 1417 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1562 1384 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
23.140.16.0/24 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 /10:34 /11:40 /12:150
/13:211 /14:563 /15:1113 /16:7654 /17:3449 /18:4121
/19:7474 /20:12260 /21:14944 /22:27520 /23:27258 /24:149931
/25:43 /26:68 /27:38 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3025 5637 UNINET, MX
16509 2259 12602 AMAZON-02, US
22773 1867 2467 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1467 3224 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
209 946 1666 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 903 1097 BRSPD-PUBLIC, US
11776 893 1885 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:66 2:476 3:534 4:5 5:816 6:152
7:5 8:661 11:171 12:977 13:304 14:139
15:294 16:234 17:5 18:874 20:152 21:4
22:188 23:2319 24:678 27:36 29:19 31:407
32:19 34:7 35:100 36:1214 37:575 38:2061
39:526 40:52 41:1031 42:216 43:174 44:31
45:3805 46:913 47:88 49:19 50:355 51:369
52:1391 54:294 55:1029 56:8 57:16 58:31
59:25 60:16 61:77 62:529 63:771 64:1734
65:1099 66:1487 67:921 68:518 69:1127 70:301
71:206 72:580 74:892 75:432 76:249 77:375
78:292 79:286 80:322 81:368 82:362 83:203
84:343 85:523 86:224 87:225 88:251 89:810
90:96 91:1047 92:623 93:454 94:840 95:529
96:216 97:50 98:455 99:162 100:36 101:25
102:348 103:981 104:1048 105:158 106:39 107:1409
108:482 109:389 110:59 111:1877 112:449 113:41
114:63 115:27 116:54 117:989 118:175 119:140
120:1152 121:41 122:125 123:146 124:52 125:22
128:436 129:298 130:664 131:927 132:571 133:211
134:466 135:113 136:577 137:562 138:998 139:402
140:684 141:455 142:907 143:665 144:406 145:89
146:638 147:480 148:714 149:647 150:361 151:674
152:664 153:134 154:1077 155:761 156:1124 157:376
158:479 159:666 160:694 161:593 162:914 163:397
164:740 165:799 166:604 167:645 168:1503 169:144
170:1595 171:102 172:1149 173:754 174:230 175:44
176:429 177:1143 178:540 179:807 180:75 181:1909
182:50 183:866 184:445 185:3340 186:2322 187:1111
188:799 189:1403 190:5016 191:481 192:4911 193:1854
194:1300 195:966 196:738 197:1650 198:2591 199:4620
200:3878 201:3213 202:1053 203:685 204:2055 205:2011
206:1608 207:1442 208:1265 209:1920 210:312 211:427
212:1018 213:803 214:1011 215:42 216:2443 217:448
218:521 219:22 220:31 221:301 222:30 223:706
End of report
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