[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Jul 22 22:25:44 UTC 2022
IPv4 R&E Routing Table Report 22:25 GMT Fri 22 Jul, 2022
IPv4 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: 23500
Prefixes after maximum aggregation (per Origin AS): 13074
Deaggregation factor: 1.80
Unique aggregates announced (without unneeded subnets): 15120
Number of IPv4 prefixes with a valid ROA: 8074
Number of IPv4 prefixes with an invalid ROA: 60
Number of IPv4 prefixes with no ROA: 15366
Total ASes present in the Internet Routing Table: 2820
Prefixes per ASN: 8.33
Origin-only ASes present in the Internet Routing Table: 2433
Origin ASes announcing only one prefix: 1088
Transit ASes present in the Internet Routing Table: 387
Transit-only ASes present in the Internet Routing Table: 62
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 39842
Number of 32-bit ASNs visible in the Routing Table: 645
Prefixes from 32-bit ASNs in the Routing Table: 1793
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: 292764024
Equivalent to 17 /8s, 115 /16s and 57 /24s
Percentage of available address space announced: 7.9
Percentage of allocated address space announced: 7.9
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: 3054
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5092
Total APNIC prefixes after maximum aggregation: 2315
APNIC Deaggregation factor: 2.20
Prefixes being announced from the APNIC address blocks: 5177
Unique aggregates announced from the APNIC address blocks: 2699
APNIC Region origin ASes present in the Internet Routing Table: 587
APNIC Prefixes per ASN: 8.82
APNIC Region origin ASes announcing only one prefix: 255
APNIC Region transit ASes present in the Internet Routing Table: 70
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 233
Number of APNIC addresses announced to Internet: 46540900
Equivalent to 2 /8s, 198 /16s and 40 /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: 12440
Total ARIN prefixes after maximum aggregation: 7111
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 12180
Unique aggregates announced from the ARIN address blocks: 8276
ARIN Region origin ASes present in the Internet Routing Table: 1272
ARIN Prefixes per ASN: 9.58
ARIN Region origin ASes announcing only one prefix: 436
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: 181
Number of ARIN addresses announced to Internet: 175476068
Equivalent to 10 /8s, 117 /16s and 141 /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: 3589
Total RIPE prefixes after maximum aggregation: 2870
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3757
Unique aggregates announced from the RIPE address blocks: 3081
RIPE Region origin ASes present in the Internet Routing Table: 683
RIPE Prefixes per ASN: 5.50
RIPE Region origin ASes announcing only one prefix: 309
RIPE Region transit ASes present in the Internet Routing Table: 101
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: 138
Number of RIPE addresses announced to Internet: 63164160
Equivalent to 3 /8s, 195 /16s and 207 /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: 1438
Total LACNIC prefixes after maximum aggregation: 571
LACNIC Deaggregation factor: 2.52
Prefixes being announced from the LACNIC address blocks: 1443
Unique aggregates announced from the LACNIC address blocks: 767
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 8.91
LACNIC Region origin ASes announcing only one prefix: 64
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: 4791856
Equivalent to 0 /8s, 73 /16s and 30 /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: 935
Total AfriNIC prefixes after maximum aggregation: 201
AfriNIC Deaggregation factor: 4.65
Prefixes being announced from the AfriNIC address blocks: 937
Unique aggregates announced from the AfriNIC address blocks: 291
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 19.12
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2789632
Equivalent to 0 /8s, 42 /16s and 145 /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 621 2140 456 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
1237 192 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
55824 116 18 11 NKN-CORE-NW NKN Core Network, IN
24313 81 16 1 NSW-DET-AS NSW Department of Education,
4621 77 37 10 UNINET-AS-AP UNINET-, TH
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 2940 4589 1333 AMAZON-02, US
14618 615 3990 471 AMAZON-AES, US
8075 250 11727 220 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 218 702 185 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 180 507 89 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
1 121 1 45 LVLT-1, US
270 120 329 85 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
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 179 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 64 599 59 FR-RENATER Reseau National de telecommu
1930 58 81 53 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 176 208 45 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
61468 45 3 15 CEDIA, EC
4270 43 16 1 Red de Interconexion Universitaria, AR
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
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 377 319 73 TENET-1, ZA
36914 227 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 37 28 3 RENU, UG
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37182 11 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 2940 4589 1333 AMAZON-02, US
2907 621 2140 456 SINET-AS Research Organization of Infor
14618 615 3990 471 AMAZON-AES, US
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
2018 377 319 73 TENET-1, ZA
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
8075 250 11727 220 MICROSOFT-CORP-MSN-AS-BLOCK, US
36914 227 82 3 KENET-AS, KE
668 218 702 185 DNIC-AS-00668, 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 377 304 TENET-1, ZA
36914 227 224 KENET-AS, KE
7575 348 223 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
8895 179 175 ISU Internet Services Unit ISU, SA
58647 175 173 KAGAWAU-AS Kagawa University, JP
2907 621 165 SINET-AS Research Organization of Information a
14618 615 144 AMAZON-AES, US
1916 176 131 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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
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
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, 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 /11:8 /12:28
/13:36 /14:80 /15:200 /16:2149 /17:476 /18:484
/19:614 /20:1014 /21:1033 /22:1653 /23:1828 /24:13337
/25:92 /26:60 /27:152 /28:68 /29:99 /30:30
/31:2 /32:52
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 471 2940 AMAZON-02, US
36914 214 227 KENET-AS, KE
14618 202 615 AMAZON-AES, US
8895 174 179 ISU Internet Services Unit ISU, SA
32440 73 88 LONI, US
23024 53 114 OCDE, US
1 38 121 LVLT-1, US
8075 34 250 MICROSOFT-CORP-MSN-AS-BLOCK, US
46115 32 35 LUTHER, US
25977 31 45 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 3:84 4:2 5:16 6:4 8:2
12:1 13:123 14:86 15:84 16:5 18:63
23:47 24:3 31:7 35:11 37:1 38:9
40:2 41:120 42:10 44:5 45:52 46:10
47:1 49:10 50:9 52:750 54:256 58:2
59:20 60:4 61:3 62:13 63:42 64:145
65:23 66:61 67:63 68:17 69:45 70:28
71:24 72:17 74:75 76:40 77:9 78:4
79:10 80:18 81:28 82:7 83:6 84:4
85:47 86:6 87:2 88:1 89:12 91:56
92:1 93:4 94:4 95:4 96:6 97:1
98:13 99:62 101:6 102:13 103:361 104:107
107:18 108:25 109:12 110:4 111:17 113:3
114:23 115:1 116:6 117:61 118:34 119:24
121:27 122:11 123:8 124:39 125:4 128:80
129:45 130:149 131:81 132:52 133:145 134:101
135:1 136:216 137:232 138:19 139:27 140:54
141:5 142:59 143:35 144:45 145:2 146:130
147:67 148:202 149:15 150:138 151:8 152:83
153:89 154:29 155:65 156:70 157:35 158:50
159:165 160:32 161:33 162:54 163:72 164:25
165:65 166:1 167:23 168:171 169:12 170:130
172:10 173:18 174:1 175:31 176:12 177:11
178:3 179:11 180:19 181:1 182:7 184:3
185:78 186:3 187:19 188:14 189:3 190:33
191:36 192:1532 193:321 194:134 195:90 196:161
197:131 198:540 199:331 200:227 201:38 202:632
203:445 204:370 205:159 206:216 207:200 208:120
209:138 210:184 211:13 212:177 213:16 214:8
216:158 217:11 218:22 219:6 220:17 222:5
223:3
End of report
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