[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Feb 4 22:25:34 UTC 2022
IPv4 R&E Routing Table Report 22:25 GMT Fri 04 Feb, 2022
BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 23408
Prefixes after maximum aggregation (per Origin AS): 12706
Deaggregation factor: 1.84
Unique aggregates announced (without unneeded subnets): 15018
Number of IPv4 prefixes with a valid ROA: 7474
Number of IPv4 prefixes with an invalid ROA: 90
Number of IPv4 prefixes with no ROA: 15844
Total ASes present in the Internet Routing Table: 2798
Prefixes per ASN: 8.37
Origin-only ASes present in the Internet Routing Table: 2418
Origin ASes announcing only one prefix: 1095
Transit ASes present in the Internet Routing Table: 380
Transit-only ASes present in the Internet Routing Table: 56
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 3
Number of instances of unregistered ASNs: 3
Number of 32-bit ASNs allocated by the RIRs: 38490
Number of 32-bit ASNs visible in the Routing Table: 623
Prefixes from 32-bit ASNs in the Routing Table: 1746
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 6
Number of addresses announced to Internet: 288759818
Equivalent to 17 /8s, 54 /16s and 32 /24s
Percentage of available address space announced: 7.8
Percentage of allocated address space announced: 7.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 3262
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5082
Total APNIC prefixes after maximum aggregation: 2329
APNIC Deaggregation factor: 2.18
Prefixes being announced from the APNIC address blocks: 5152
Unique aggregates announced from the APNIC address blocks: 2686
APNIC Region origin ASes present in the Internet Routing Table: 577
APNIC Prefixes per ASN: 8.93
APNIC Region origin ASes announcing only one prefix: 247
APNIC Region transit ASes present in the Internet Routing Table: 63
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 225
Number of APNIC addresses announced to Internet: 46269292
Equivalent to 2 /8s, 194 /16s and 3 /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, 131072-151865
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: 12475
Total ARIN prefixes after maximum aggregation: 6835
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 12311
Unique aggregates announced from the ARIN address blocks: 8348
ARIN Region origin ASes present in the Internet Routing Table: 1263
ARIN Prefixes per ASN: 9.75
ARIN Region origin ASes announcing only one prefix: 437
ARIN Region transit ASes present in the Internet Routing Table: 166
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 169
Number of ARIN addresses announced to Internet: 175193918
Equivalent to 10 /8s, 113 /16s and 63 /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: 3485
Total RIPE prefixes after maximum aggregation: 2780
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3569
Unique aggregates announced from the RIPE address blocks: 2908
RIPE Region origin ASes present in the Internet Routing Table: 679
RIPE Prefixes per ASN: 5.26
RIPE Region origin ASes announcing only one prefix: 320
RIPE Region transit ASes present in the Internet Routing Table: 100
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 59697600
Equivalent to 3 /8s, 142 /16s and 233 /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
196608-213403
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: 1466
Total LACNIC prefixes after maximum aggregation: 568
LACNIC Deaggregation factor: 2.58
Prefixes being announced from the LACNIC address blocks: 1471
Unique aggregates announced from the LACNIC address blocks: 771
LACNIC Region origin ASes present in the Internet Routing Table: 168
LACNIC Prefixes per ASN: 8.76
LACNIC Region origin ASes announcing only one prefix: 69
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 66
Number of LACNIC addresses announced to Internet: 4710176
Equivalent to 0 /8s, 71 /16s and 223 /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: 897
Total AfriNIC prefixes after maximum aggregation: 191
AfriNIC Deaggregation factor: 4.70
Prefixes being announced from the AfriNIC address blocks: 899
Unique aggregates announced from the AfriNIC address blocks: 299
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 17.29
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2887424
Equivalent to 0 /8s, 44 /16s and 15 /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 619 2157 458 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 350 330 125 AARNET-AS-AP Australian Academic and Re
58647 199 18 2 KAGAWAU-AS Kagawa University, JP
1237 192 74 135 KREONET-AS-KR KISTI, KR
55824 130 19 23 NKN-CORE-NW NKN Core Network, IN
4538 128 4192 72 ERX-CERNET-BKB China Education and Rese
4621 80 37 10 UNINET-AS-AP UNINET-, TH
24313 80 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2951 4518 1167 AMAZON-02, US
14618 575 3987 441 AMAZON-AES, US
7896 251 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
8075 204 10901 186 MICROSOFT-CORP-MSN-AS-BLOCK, US
376 202 178 151 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 161 507 90 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 279 1950 245 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 183 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 67 647 61 FR-RENATER Reseau National de telecommu
2614 58 32 55 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 202 207 42 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 55 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
61468 45 3 15 CEDIA, EC
4270 44 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 351 319 74 TENET-1, ZA
36914 199 82 3 KENET-AS, KE
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327687 36 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37182 12 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2951 4518 1167 AMAZON-02, US
2907 619 2157 458 SINET-AS Research Organization of Infor
14618 575 3987 441 AMAZON-AES, US
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
2018 351 319 74 TENET-1, ZA
7575 350 330 125 AARNET-AS-AP Australian Academic and Re
680 279 1950 245 DFN Verein zur Foerderung eines Deutsch
7896 251 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
8075 204 10901 186 MICROSOFT-CORP-MSN-AS-BLOCK, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 432 408 CSTNET-AS-AP Computer Network Information Cente
2018 351 277 TENET-1, ZA
7896 251 244 NU-AS, US
7575 350 225 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
58647 199 197 KAGAWAU-AS Kagawa University, JP
36914 199 196 KENET-AS, KE
8895 183 179 ISU Internet Services Unit ISU, SA
2907 619 161 SINET-AS Research Organization of Information a
1916 202 160 Rede Nacional de Ensino e Pesquisa, BR
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.127.133.128/25 11096 FLORIDANET, US
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
100.127.133.128/25 Origin: 11096 FLORIDANET, US
100.127.133.128/25 Transit: 2153 CSUNET-NE, US
103.151.24.0/24 Origin: 16509 AMAZON-02, US
103.151.24.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:7 /12:28
/13:33 /14:80 /15:200 /16:2145 /17:461 /18:481
/19:615 /20:987 /21:1052 /22:1641 /23:1797 /24:13384
/25:81 /26:63 /27:130 /28:59 /29:85 /30:19
/31:5 /32:50
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 778 2951 AMAZON-02, US
14618 189 575 AMAZON-AES, US
36914 186 199 KENET-AS, KE
8895 178 183 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
1 35 118 LVLT-1, US
58647 34 199 KAGAWAU-AS Kagawa University, JP
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 3:81 4:2 5:16 6:4 8:1
12:1 13:233 14:85 15:54 16:5 18:53
23:43 24:2 31:6 35:2 37:6 38:9
40:3 41:116 42:9 44:5 45:45 46:8
47:1 49:10 50:9 52:693 54:186 58:1
59:20 60:4 61:3 62:7 63:42 64:131
65:10 66:69 67:63 68:17 69:46 70:14
71:25 72:21 74:42 75:128 76:166 77:9
78:3 79:10 80:16 81:28 82:6 83:6
84:4 85:37 86:4 87:1 88:1 89:12
91:55 92:1 93:19 94:4 95:5 96:6
97:1 98:11 99:184 101:6 102:13 103:335
104:108 106:1 107:24 108:24 109:12 110:3
111:21 112:4 113:2 114:23 116:5 117:61
118:34 119:22 121:26 122:11 124:39 125:4
128:71 129:183 130:128 131:102 132:52 133:139
134:103 135:1 136:206 137:246 138:18 139:26
140:52 141:4 142:58 143:33 144:72 145:2
146:128 147:66 148:201 149:16 150:48 151:8
152:81 153:86 154:25 155:59 156:69 157:32
158:46 159:119 160:30 161:26 162:53 163:73
164:53 165:63 166:1 167:23 168:164 169:10
170:120 171:1 172:10 173:18 174:1 175:31
176:12 177:13 178:3 179:12 180:21 181:1
182:9 184:5 185:61 186:3 187:18 188:14
189:5 190:33 191:33 192:1503 193:257 194:126
195:88 196:149 197:112 198:528 199:323 200:253
201:40 202:636 203:431 204:364 205:199 206:217
207:196 208:112 209:137 210:185 211:13 212:174
213:15 214:7 216:145 217:16 218:25 219:6
220:17 222:5 223:3
End of report
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