[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CANARIE (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Wed Mar 13 22:30:37 UTC 2024


IPv4 R&E Routing Table Report   22:30 GMT Wed 13 Mar, 2024

  IPv4 BGP Table (R&E) as seen at CANARIE.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/CANARIE/

Analysis Summary
----------------

BGP routing table entries examined:                               19153
    Prefixes after maximum aggregation (per Origin AS):           10764
    Deaggregation factor:                                          1.78
    Unique aggregates announced (without unneeded subnets):       11914
    Number of IPv4 prefixes with a valid ROA:                      5919
    Number of IPv4 prefixes with an invalid ROA:                    109
    Number of IPv4 prefixes with no ROA:                          13125
Total ASes present in the Internet Routing Table:                  2818
    Prefixes per ASN:                                              6.80
Origin-only ASes present in the Internet Routing Table:            2437
Origin ASes announcing only one prefix:                            1083
Transit ASes present in the Internet Routing Table:                 381
Transit-only ASes present in the Internet Routing Table:             67
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      15
    Max AS path prepend of ASN ( 47805)                              11
Prefixes from unregistered ASNs in the Routing Table:                17
    Number of instances of unregistered ASNs:                        17
Number of 32-bit ASNs allocated by the RIRs:                      43812
Number of 32-bit ASNs visible in the Routing Table:                 669
Prefixes from 32-bit ASNs in the Routing Table:                    2037
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:              2
Number of addresses announced to Internet:                    203554053
    Equivalent to 12 /8s, 33 /16s and 253 /24s
    Percentage of available address space announced:                5.5
    Percentage of allocated address space announced:                5.5
    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:        2197

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4840
    Total APNIC prefixes after maximum aggregation:                2320
    APNIC Deaggregation factor:                                    2.09
Prefixes being announced from the APNIC address blocks:            4839
    Unique aggregates announced from the APNIC address blocks:     2644
APNIC Region origin ASes present in the Internet Routing Table:     571
    APNIC Prefixes per ASN:                                        8.47
APNIC Region origin ASes announcing only one prefix:                243
APNIC Region transit ASes present in the Internet Routing Table:     58
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    221
Number of APNIC addresses announced to Internet:               45639300
    Equivalent to 2 /8s, 184 /16s and 102 /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:                      8295
    Total ARIN prefixes after maximum aggregation:                 4811
    ARIN Deaggregation factor:                                     1.72
Prefixes being announced from the ARIN address blocks:             8321
    Unique aggregates announced from the ARIN address blocks:      5344
ARIN Region origin ASes present in the Internet Routing Table:     1276
    ARIN Prefixes per ASN:                                         6.52
ARIN Region origin ASes announcing only one prefix:                 447
ARIN Region transit ASes present in the Internet Routing Table:     169
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     201
Number of ARIN addresses announced to Internet:                93317729
    Equivalent to 5 /8s, 143 /16s and 234 /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:                      3583
    Total RIPE prefixes after maximum aggregation:                 2859
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3574
    Unique aggregates announced from the RIPE address blocks:      2917
RIPE Region origin ASes present in the Internet Routing Table:      678
    RIPE Prefixes per ASN:                                         5.27
RIPE Region origin ASes announcing only one prefix:                 304
RIPE Region transit ASes present in the Internet Routing Table:     102
Average RIPE Region AS path length visible:                         3.7
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     149
Number of RIPE addresses announced to Internet:                57643664
    Equivalent to 3 /8s, 111 /16s and 146 /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:                    1427
    Total LACNIC prefixes after maximum aggregation:                583
    LACNIC Deaggregation factor:                                   2.45
Prefixes being announced from the LACNIC address blocks:           1426
    Unique aggregates announced from the LACNIC address blocks:     781
LACNIC Region origin ASes present in the Internet Routing Table:    169
    LACNIC Prefixes per ASN:                                       8.44
LACNIC Region origin ASes announcing only one prefix:                63
LACNIC Region transit ASes present in the Internet Routing Table:    27
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    70
Number of LACNIC addresses announced to Internet:               4288400
    Equivalent to 0 /8s, 65 /16s and 111 /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:                    991
    Total AfriNIC prefixes after maximum aggregation:               176
    AfriNIC Deaggregation factor:                                  5.63
Prefixes being announced from the AfriNIC address blocks:           991
    Unique aggregates announced from the AfriNIC address blocks:    226
AfriNIC Region origin ASes present in the Internet Routing Table:    50
    AfriNIC Prefixes per ASN:                                     19.82
AfriNIC Region origin ASes announcing only one prefix:               26
AfriNIC Region transit ASes present in the Internet Routing Table:    8
Average AfriNIC Region AS path length visible:                      2.8
    Max AfriNIC Region AS path length visible:                        8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   28
Number of AfriNIC addresses announced to Internet:              2664448
    Equivalent to 0 /8s, 40 /16s and 168 /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         601       2162     465  SINET-AS Research Organization of Infor
  7497         441        180      23  CSTNET-AS-AP Computer Network Informati
  1237         195         74     142  KREONET-AS-KR KISTI, KR
 58647         182         18       2  KAGAWAU-AS Kagawa University, JP
  7575         173        329     116  AARNET-AS-AP Australian Academic and Re
  4538         130       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         130         19      19  NKN-CORE-NW NKN Core Network, IN
 18125          87         16       1  MAFFIN Ministry of Agriculture, Forestr
  4762          71          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/CANARIE/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   376         201        162     151  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
   668         197        584     166  DNIC-AS-00668, US
  2152         147        507      96  CSUNET-NW, US
 18558         141         18       4  NETBLK-RCOEK, US
    81         126        521      30  NCREN, US
 32440         117         35      18  LONI, US
   270         114        304      79  AS270, US
 23024         107          7      24  OCDE, US
  2920         102         34       7  LACOE, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         284       1899     250  DFN Verein zur Foerderung eines Deutsch
   786         184       1767     181  JANET Jisc Services Limited, GB
  8895         161         24       5  ISU Internet Services Unit ISU, SA
   559         114        533     104  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          77         44      68  RUNNET, RU

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         174        176      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         154         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         107         24      50  Red Universitaria Nacional, CL
271640          67          8       1  UNIVERSIDADE FEDERAL DE VICOSA, BR
 19611          48         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          47         16       2  Red de Interconexion Universitaria, AR
  2715          44         99      34  Fundacao Carlos Chagas Filho de Amparo 
 61468          43          3      14  CEDIA, EC
  3596          38          4       3  Universidad Autonoma Metropolitana, MX
 28614          38          2       2  Fundacao Universidade Regional de Blume

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         381        319      71  TENET-1, ZA
 36914         207         82       3  KENET-AS, KE
327687         160         28       3  RENU, UG
  8094          47         48      18  PUKNET, ZA
327700          46         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37501          11         49       6  UOFS, ZA
 37654          11          1       6  RwEdNet-AS, RW
 37215           9          8       1  MAREN, MW

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         601       2162     465  SINET-AS Research Organization of Infor
  7497         441        180      23  CSTNET-AS-AP Computer Network Informati
  2018         381        319      71  TENET-1, ZA
   680         284       1899     250  DFN Verein zur Foerderung eines Deutsch
 36914         207         82       3  KENET-AS, KE
   376         201        162     151  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
   668         197        584     166  DNIC-AS-00668, US
  1237         195         74     142  KREONET-AS-KR KISTI, KR
   786         184       1767     181  JANET Jisc Services Limited, GB

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         441          418  CSTNET-AS-AP Computer Network Information Cente
  2018         381          310  TENET-1, ZA
 36914         207          204  KENET-AS, KE
  5786         198          197  UPRENET, PR
 58647         182          180  KAGAWAU-AS Kagawa University, JP
327687         160          157  RENU, UG
  8895         161          156  ISU Internet Services Unit ISU, SA
 18558         141          137  NETBLK-RCOEK, US
  1916         174          131  Rede Nacional de Ensino e Pesquisa, BR
 55824         130          111  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65208  PRIVATE      63.225.1.0/24            11570  RESERVED, ZZ
     64530  PRIVATE      109.105.121.192/27        2603  NORDUNET, DK
     64530  PRIVATE      109.105.121.224/30        2603  NORDUNET, DK
     65000  PRIVATE      130.229.0.0/18            2837  SUNET-KI, SE
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     11570  UNALLOCATED  192.94.216.0/24          40498  ABQG, US
     11570  UNALLOCATED  192.207.226.0/24         40498  ABQG, US
     11570  UNALLOCATED  198.59.106.0/24          40498  ABQG, US
     11570  UNALLOCATED  198.59.107.0/24          40498  ABQG, US
     11570  UNALLOCATED  198.59.108.0/24          40498  ABQG, US

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1835  FSKNET-DK Forskningsnettet - Danish network for

Complete listing at https://bgp.nsrc.org/REN/CANARIE/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  RESERVED, ZZ
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1835  FSKNET-DK Forskningsnettet - Danish netw
192.88.99.0/24      Transit:      2603  NORDUNET, DK

Complete listing at https://bgp.nsrc.org/REN/CANARIE/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      /14:35      /15:121     /16:2020    /17:427     /18:450     
/19:572     /20:883     /21:891     /22:1528    /23:1572    /24:10316   
/25:91      /26:60      /27:74      /28:29      /29:25      /30:14      
/31:4       /32:10      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         194         207  KENET-AS, KE
  8895         156         161  ISU Internet Services Unit ISU, SA
 32440          85         117  LONI, US
 23024          52         107  OCDE, US
327700          40          46  MoRENet, MZ
  3267          35          77  RUNNET, RU
 18632          34          66  VOLCANO-VISION, US
 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/CANARIE/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2         5:15        6:4         8:2        12:1        14:90     
  23:6        24:3        31:1        35:6        38:8        40:1      
  41:123      42:10       44:6        45:42       46:5        47:1      
  49:9        50:3        52:1        59:19       60:6        61:3      
  62:9        63:37       64:45       65:5        66:60       67:42     
  68:10       69:17       70:2        71:1        72:7        74:51     
  76:42       77:11       78:3        79:10       80:12       81:26     
  82:5        83:7        84:8        85:43       86:4        87:1      
  89:10       91:50       92:2        93:4        94:2        95:2      
  96:5        97:2        98:2       101:2       102:38      103:312    
 104:74      107:16      108:8       109:7       111:16      114:24     
 116:8       117:61      118:33      119:20      121:27      122:8      
 123:8       124:42      125:5       128:85      129:41      130:86     
 131:62      132:59      133:157     134:109     136:197     137:135    
 138:57      139:5       140:34      141:3       142:38      143:24     
 144:26      145:2       146:135     147:57      148:195     149:11     
 150:99      151:9       152:133     153:14      154:30      155:63     
 156:67      157:18      158:35      159:115     160:30      161:16     
 162:21      163:84      164:13      165:47      166:1       167:14     
 168:118     169:7       170:103     171:1       172:3       173:7      
 175:25      176:8       177:6       179:12      180:15      181:1      
 182:1       184:2       185:53      186:3       187:18      188:14     
 189:3       190:17      191:13      192:1478    193:259     194:129    
 195:64      196:202     197:120     198:506     199:279     200:269    
 201:37      202:621     203:421     204:362     205:129     206:189    
 207:149     208:76      209:121     210:194     211:14      212:161    
 213:4       214:8       216:84      217:10      218:22      219:5      
 220:17      222:2       223:14     

End of report


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