[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 16 20:16:32 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Fri 16 Feb, 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: 187058
Prefixes after maximum aggregation (per Origin AS): 81742
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 102542
Number of IPv4 prefixes with a valid ROA: 72147
Number of IPv4 prefixes with an invalid ROA: 22
Number of IPv4 prefixes with no ROA: 114889
Total ASes present in the Internet Routing Table: 15627
Prefixes per ASN: 11.97
Origin-only ASes present in the Internet Routing Table: 13522
Origin ASes announcing only one prefix: 6220
Transit ASes present in the Internet Routing Table: 2105
Transit-only ASes present in the Internet Routing Table: 554
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 39
Max AS path prepend of ASN ( 59588) 31
Prefixes from unregistered ASNs in the Routing Table: 232
Number of instances of unregistered ASNs: 232
Number of 32-bit ASNs allocated by the RIRs: 43661
Number of 32-bit ASNs visible in the Routing Table: 5544
Prefixes from 32-bit ASNs in the Routing Table: 18374
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 80
Number of addresses announced to Internet: 1069743673
Equivalent to 63 /8s, 194 /16s and 254 /24s
Percentage of available address space announced: 28.9
Percentage of allocated address space announced: 28.9
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: 55435
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28683
Total APNIC prefixes after maximum aggregation: 6515
APNIC Deaggregation factor: 4.40
Prefixes being announced from the APNIC address blocks: 28480
Unique aggregates announced from the APNIC address blocks: 7532
APNIC Region origin ASes present in the Internet Routing Table: 1087
APNIC Prefixes per ASN: 26.20
APNIC Region origin ASes announcing only one prefix: 445
APNIC Region transit ASes present in the Internet Routing Table: 185
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 465
Number of APNIC addresses announced to Internet: 170878856
Equivalent to 10 /8s, 47 /16s and 103 /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: 82100
Total ARIN prefixes after maximum aggregation: 44899
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 81108
Unique aggregates announced from the ARIN address blocks: 50522
ARIN Region origin ASes present in the Internet Routing Table: 7177
ARIN Prefixes per ASN: 11.30
ARIN Region origin ASes announcing only one prefix: 3064
ARIN Region transit ASes present in the Internet Routing Table: 641
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1437
Number of ARIN addresses announced to Internet: 605652705
Equivalent to 36 /8s, 25 /16s and 134 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 38747
Total RIPE prefixes after maximum aggregation: 17962
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 39112
Unique aggregates announced from the RIPE address blocks: 25283
RIPE Region origin ASes present in the Internet Routing Table: 3503
RIPE Prefixes per ASN: 11.17
RIPE Region origin ASes announcing only one prefix: 1529
RIPE Region transit ASes present in the Internet Routing Table: 529
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 39
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1262
Number of RIPE addresses announced to Internet: 189642960
Equivalent to 11 /8s, 77 /16s and 184 /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,
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: 32014
Total LACNIC prefixes after maximum aggregation: 10168
LACNIC Deaggregation factor: 3.15
Prefixes being announced from the LACNIC address blocks: 31799
Unique aggregates announced from the LACNIC address blocks: 15689
LACNIC Region origin ASes present in the Internet Routing Table: 3008
LACNIC Prefixes per ASN: 10.57
LACNIC Region origin ASes announcing only one prefix: 1094
LACNIC Region transit ASes present in the Internet Routing Table: 586
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2279
Number of LACNIC addresses announced to Internet: 73863168
Equivalent to 4 /8s, 103 /16s and 16 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 5282
Total AfriNIC prefixes after maximum aggregation: 2012
AfriNIC Deaggregation factor: 2.63
Prefixes being announced from the AfriNIC address blocks: 6479
Unique aggregates announced from the AfriNIC address blocks: 3438
AfriNIC Region origin ASes present in the Internet Routing Table: 206
AfriNIC Prefixes per ASN: 31.45
AfriNIC Region origin ASes announcing only one prefix: 88
AfriNIC Region transit ASes present in the Internet Routing Table: 62
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 101
Number of AfriNIC addresses announced to Internet: 29658880
Equivalent to 1 /8s, 196 /16s and 143 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic
56046 1435 842 107 CMNET-JIANGSU-AP China Mobile communica
24547 777 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 600 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 439 180 23 CSTNET-AS-AP Computer Network Informati
56040 437 488 105 CMNET-GUANGDONG-AP China Mobile communi
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 9615 11225 3378 AMAZON-02, US
749 3183 54927 2435 DNIC-AS-00749, US
367 2906 3694 1409 DNIC-ASBLK-00306-00371, US
11776 1855 256 219 ATLANTICBB-JOHNSTOWN, US
209 1710 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
5972 1473 395 651 DNIC-ASBLK-05800-06055, US
4155 1175 76 949 USDA-1, US
7979 987 65 197 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 930 434 854 AKAMAI-AS, 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 4658 280 55 ALJAWWALSTC-AS, SA
20940 1375 114 1108 AKAMAI-ASN1, NL
3215 897 4811 301 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 714 60 22 Jordan Data Communications, JO
8452 568 1841 11 TE-AS TE-AS, EG
15897 551 183 28 VODAFONETURKEY, TR
51167 437 79 185 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
34984 418 60 344 TELLCOM-AS, TR
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 5368 1561 947 UNINET, MX
3816 1305 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1087 369 22 Telefonica del Peru S.A.A., PE
11830 1042 324 5 Instituto Costarricense de Electricidad
18881 989 1120 28 TELEFONICA BRASIL S.A, BR
11664 591 108 222 Techtel LMDS Comunicaciones Interactiva
26599 561 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 479 69 212 Mega Cable, S.A. de C.V., MX
28343 308 58 93 UNIFIQUE TELECOMUNICACOES SA, 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
29571 711 47 288 ORANGE-COTE-IVOIRE, CI
24863 564 208 265 LINKdotNET-AS, EG
36992 563 829 302 ETISALAT-MISR, EG
36914 489 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
36935 265 67 78 Vodafone-, EG
24835 187 158 107 RAYA-AS, EG
37492 169 471 44 ORANGE-, TN
327687 162 28 3 RENU, UG
37693 145 595 51 TUNISIANA, TN
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
9808 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati
16509 9615 11225 3378 AMAZON-02, US
8151 5368 1561 947 UNINET, MX
39891 4658 280 55 ALJAWWALSTC-AS, SA
749 3183 54927 2435 DNIC-AS-00749, US
367 2906 3694 1409 DNIC-ASBLK-00306-00371, US
11776 1855 256 219 ATLANTICBB-JOHNSTOWN, US
209 1710 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
5972 1473 395 651 DNIC-ASBLK-05800-06055, US
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 9615 6237 AMAZON-02, US
39891 4658 4603 ALJAWWALSTC-AS, SA
8151 5368 4421 UNINET, MX
11776 1855 1636 ATLANTICBB-JOHNSTOWN, US
367 2906 1497 DNIC-ASBLK-00306-00371, US
56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp
209 1710 1389 CENTURYLINK-US-LEGACY-QWEST, US
56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1435 1328 CMNET-JIANGSU-AP China Mobile communications co
3816 1305 1108 COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.92.0/22 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 Transit: 15964 CAMNET-AS, CM
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
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
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 /8:11 /9:4 /10:14 /11:29 /12:76
/13:131 /14:361 /15:739 /16:5552 /17:2696 /18:2774
/19:5708 /20:8954 /21:10960 /22:20322 /23:20596 /24:107866
/25:79 /26:51 /27:73 /28:19 /29:21 /30:15
/31:0 /32:7
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3340 4658 ALJAWWALSTC-AS, SA
8151 2923 5368 UNINET, MX
16509 2046 9615 AMAZON-02, US
209 966 1710 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1855 ATLANTICBB-JOHNSTOWN, US
11830 882 1042 Instituto Costarricense de Electricidad y Telec
6147 685 1087 Telefonica del Peru S.A.A., PE
19901 678 816 BRSPD-PUBLIC, US
8376 557 714 Jordan Data Communications, JO
36914 474 489 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:481 3:264 5:1087 6:152 7:5
8:616 11:171 12:256 13:325 14:98 15:280
16:168 17:6 18:680 20:30 21:4 22:188
23:1875 24:393 25:2 27:17 29:19 31:215
32:1 34:2 35:54 36:1109 37:463 38:839
39:523 40:8 41:640 42:15 43:174 44:29
45:2268 46:629 47:148 49:10 50:251 51:475
52:1355 54:297 55:878 57:17 58:6 59:33
60:19 61:62 62:380 63:460 64:1453 65:808
66:1255 67:676 68:141 69:734 70:151 71:196
72:368 74:721 75:391 76:200 77:277 78:552
79:166 80:232 81:190 82:212 83:97 84:190
85:327 86:152 87:158 88:101 89:342 90:97
91:571 92:394 93:819 94:492 95:1101 96:168
97:30 98:129 99:147 100:22 101:25 102:175
103:981 104:675 105:138 106:2 107:227 108:306
109:215 110:30 111:1742 112:455 113:42 114:31
115:11 116:33 117:951 118:45 119:99 120:1088
121:32 122:78 123:20 124:55 125:13 128:412
129:282 130:507 131:783 132:510 133:265 134:331
135:69 136:364 137:434 138:721 139:426 140:575
141:197 142:697 143:583 144:313 145:80 146:502
147:317 148:598 149:486 150:280 151:548 152:355
153:118 154:469 155:658 156:302 157:236 158:314
159:527 160:760 161:455 162:693 163:287 164:589
165:383 166:104 167:362 168:927 169:150 170:1231
171:61 172:890 173:623 174:109 175:36 176:428
177:723 178:269 179:456 180:45 181:955 182:8
183:853 184:207 185:2329 186:1005 187:757 188:542
189:1070 190:2929 191:172 192:3689 193:1350 194:915
195:660 196:450 197:633 198:1896 199:2970 200:2732
201:2617 202:929 203:633 204:1716 205:1648 206:1094
207:1034 208:998 209:1380 210:294 211:445 212:784
213:679 214:1075 215:38 216:1671 217:353 218:515
219:20 220:30 221:292 222:18 223:627
End of report
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