[REN-BGP-stats-all] IPv4 R&E Routing Table Report - DrukREN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jun 24 19:00:42 UTC 2024
IPv4 R&E Routing Table Report 19:00 GMT Mon 24 Jun, 2024
IPv4 BGP Table (R&E) as seen at DrukREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/DrukREN/
Analysis Summary
----------------
BGP routing table entries examined: 19128
Prefixes after maximum aggregation (per Origin AS): 10550
Deaggregation factor: 1.81
Unique aggregates announced (without unneeded subnets): 11559
Number of IPv4 prefixes with a valid ROA: 6008
Number of IPv4 prefixes with an invalid ROA: 15
Number of IPv4 prefixes with no ROA: 13105
Total ASes present in the Internet Routing Table: 2737
Prefixes per ASN: 6.99
Origin-only ASes present in the Internet Routing Table: 2367
Origin ASes announcing only one prefix: 1058
Transit ASes present in the Internet Routing Table: 370
Transit-only ASes present in the Internet Routing Table: 67
Paths with bogon ASNs present in the IPv4 Routing Table: 3
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 17
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 44848
Number of 32-bit ASNs visible in the Routing Table: 629
Prefixes from 32-bit ASNs in the Routing Table: 1740
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 200772352
Equivalent to 11 /8s, 247 /16s and 139 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 2226
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4717
Total APNIC prefixes after maximum aggregation: 2271
APNIC Deaggregation factor: 2.08
Prefixes being announced from the APNIC address blocks: 4718
Unique aggregates announced from the APNIC address blocks: 2562
APNIC Region origin ASes present in the Internet Routing Table: 549
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 239
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 12
Number of APNIC region 32-bit ASNs visible in the Routing Table: 202
Number of APNIC addresses announced to Internet: 45654016
Equivalent to 2 /8s, 184 /16s and 160 /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: 8426
Total ARIN prefixes after maximum aggregation: 4714
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 8439
Unique aggregates announced from the ARIN address blocks: 5152
ARIN Region origin ASes present in the Internet Routing Table: 1255
ARIN Prefixes per ASN: 6.72
ARIN Region origin ASes announcing only one prefix: 444
ARIN Region transit ASes present in the Internet Routing Table: 162
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 201
Number of ARIN addresses announced to Internet: 90843136
Equivalent to 5 /8s, 106 /16s and 40 /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, 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: 3552
Total RIPE prefixes after maximum aggregation: 2867
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3540
Unique aggregates announced from the RIPE address blocks: 2919
RIPE Region origin ASes present in the Internet Routing Table: 673
RIPE Prefixes per ASN: 5.26
RIPE Region origin ASes announcing only one prefix: 303
RIPE Region transit ASes present in the Internet Routing Table: 102
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 152
Number of RIPE addresses announced to Internet: 57637376
Equivalent to 3 /8s, 111 /16s and 122 /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: 1361
Total LACNIC prefixes after maximum aggregation: 544
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1359
Unique aggregates announced from the LACNIC address blocks: 729
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 8.39
LACNIC Region origin ASes announcing only one prefix: 59
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4209920
Equivalent to 0 /8s, 64 /16s and 61 /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: 1068
Total AfriNIC prefixes after maximum aggregation: 150
AfriNIC Deaggregation factor: 7.12
Prefixes being announced from the AfriNIC address blocks: 1067
Unique aggregates announced from the AfriNIC address blocks: 193
AfriNIC Region origin ASes present in the Internet Routing Table: 29
AfriNIC Prefixes per ASN: 36.79
AfriNIC Region origin ASes announcing only one prefix: 13
AfriNIC Region transit ASes present in the Internet Routing Table: 7
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2417408
Equivalent to 0 /8s, 36 /16s and 227 /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
2907 591 2162 464 SINET-AS Research Organization of Infor
7497 445 180 24 CSTNET-AS-AP Computer Network Informati
1237 191 74 142 KREONET-AS-KR KISTI, KR
58647 183 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Re
4758 169 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 153 20 36 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Rese
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNINET-AS-AP UNINET-, TH
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 481 507 96 CSUNET-NW, US
2920 224 44 45 LACOE, US
668 203 632 172 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 140 18 5 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 106 7 22 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 85 543 51 MERIT-AS-14, US
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1899 250 DFN Verein zur Foerderung eines Deutsch
786 184 1767 181 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 66 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
1916 139 176 42 Rede Nacional de Ensino e Pesquisa, BR
11340 109 25 52 Red Universitaria Nacional, CL
271640 64 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
61468 44 5 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 8 4 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 456 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
327700 44 16 1 MoRENet, MZ
37215 36 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37661 13 8 5 NRaE1-AS, NG
37182 12 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 591 2162 464 SINET-AS Research Organization of Infor
2152 481 507 96 CSUNET-NW, US
36914 456 82 3 KENET-AS, KE
7497 445 180 24 CSTNET-AS-AP Computer Network Informati
2018 381 319 71 TENET-1, ZA
680 283 1899 250 DFN Verein zur Foerderung eines Deutsch
2920 224 44 45 LACOE, US
668 203 632 172 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 456 453 KENET-AS, KE
7497 445 421 CSTNET-AS-AP Computer Network Information Cente
2152 481 385 CSUNET-NW, US
2018 381 310 TENET-1, ZA
5786 199 198 UPRENET, PR
58647 183 181 KAGAWAU-AS Kagawa University, JP
2920 224 179 LACOE, US
4758 169 168 NICNET-VSNL-BOARDER-AP National Informatics Cen
18558 140 135 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65200 PRIVATE 43.224.124.0/22 132124 ICTA-LK Information and Comm
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
65200 PRIVATE 220.247.225.0/24 132124 ICTA-LK Information and Comm
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/DrukREN/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 /8:0 /9:1 /10:1 /11:1 /12:10
/13:18 /14:33 /15:121 /16:1998 /17:424 /18:444
/19:577 /20:887 /21:884 /22:1428 /23:1577 /24:10724
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 446 456 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
2152 56 481 CSUNET-NW, US
23024 49 106 OCDE, US
327700 39 44 MoRENet, MZ
32440 36 62 LONI, US
3267 35 76 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 32 55 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/DrukREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 6:4 8:2 12:1 14:92
23:4 24:3 31:1 35:3 38:10 40:1
41:200 42:10 44:5 45:44 46:5 47:1
49:10 50:3 52:1 59:19 60:6 61:3
62:8 63:32 64:44 65:1 66:51 67:41
68:10 69:19 70:2 71:1 72:7 74:51
76:40 77:10 78:3 79:10 80:13 81:25
82:6 83:7 84:5 85:42 86:5 87:1
89:11 91:48 92:2 93:5 94:2 95:2
96:5 97:2 98:2 101:1 102:4 103:269
104:76 108:8 109:8 114:24 116:8 117:61
118:34 119:23 121:11 122:8 123:8 124:41
125:5 128:84 129:40 130:95 131:62 132:66
133:158 134:109 136:198 137:79 138:57 139:5
140:38 141:3 142:25 143:25 144:23 145:2
146:135 147:63 148:193 149:11 150:40 151:9
152:136 153:15 154:37 155:64 156:134 157:20
158:35 159:121 160:30 161:16 162:22 163:62
164:167 165:48 166:1 167:14 168:121 169:6
170:90 171:1 172:3 173:6 175:25 176:8
177:6 179:14 180:15 181:1 182:1 184:2
185:52 186:3 187:17 188:13 189:3 190:18
191:13 192:1390 193:263 194:142 195:74 196:153
197:323 198:542 199:279 200:251 201:37 202:619
203:431 204:386 205:160 206:195 207:286 208:68
209:158 210:210 211:14 212:163 213:6 214:8
216:92 217:8 218:22 219:5 220:17 222:2
223:14
End of report
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