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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 7 22:30:36 UTC 2024


IPv4 R&E Routing Table Report   22:30 GMT Tue 07 May, 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:                               18929
    Prefixes after maximum aggregation (per Origin AS):           10723
    Deaggregation factor:                                          1.77
    Unique aggregates announced (without unneeded subnets):       11853
    Number of IPv4 prefixes with a valid ROA:                      5703
    Number of IPv4 prefixes with an invalid ROA:                     69
    Number of IPv4 prefixes with no ROA:                          13157
Total ASes present in the Internet Routing Table:                  2803
    Prefixes per ASN:                                              6.75
Origin-only ASes present in the Internet Routing Table:            2425
Origin ASes announcing only one prefix:                            1069
Transit ASes present in the Internet Routing Table:                 378
Transit-only ASes present in the Internet Routing Table:             67
Paths with bogon ASNs present in the IPv4 Routing Table:              9
Average AS path length visible in the Internet Routing Table:       3.9
    Max AS path length visible:                                      14
    Max AS path prepend of ASN ( 47805)                              11
Prefixes from unregistered ASNs in the Routing Table:                19
    Number of instances of unregistered ASNs:                        19
Number of 32-bit ASNs allocated by the RIRs:                      44400
Number of 32-bit ASNs visible in the Routing Table:                 663
Prefixes from 32-bit ASNs in the Routing Table:                    1806
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:              5
Number of addresses announced to Internet:                    203389693
    Equivalent to 12 /8s, 31 /16s and 122 /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:        2194

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

Prefixes being announced by APNIC Region ASes:                     4734
    Total APNIC prefixes after maximum aggregation:                2328
    APNIC Deaggregation factor:                                    2.03
Prefixes being announced from the APNIC address blocks:            4731
    Unique aggregates announced from the APNIC address blocks:     2625
APNIC Region origin ASes present in the Internet Routing Table:     584
    APNIC Prefixes per ASN:                                        8.10
APNIC Region origin ASes announcing only one prefix:                246
APNIC Region transit ASes present in the Internet Routing Table:     64
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    228
Number of APNIC addresses announced to Internet:               45696108
    Equivalent to 2 /8s, 185 /16s and 68 /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:                      8431
    Total ARIN prefixes after maximum aggregation:                 4858
    ARIN Deaggregation factor:                                     1.74
Prefixes being announced from the ARIN address blocks:             8458
    Unique aggregates announced from the ARIN address blocks:      5386
ARIN Region origin ASes present in the Internet Routing Table:     1283
    ARIN Prefixes per ASN:                                         6.59
ARIN Region origin ASes announcing only one prefix:                 451
ARIN Region transit ASes present in the Internet Routing Table:     161
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:     210
Number of ARIN addresses announced to Internet:                93496993
    Equivalent to 5 /8s, 146 /16s and 166 /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:                      3588
    Total RIPE prefixes after maximum aggregation:                 2835
    RIPE Deaggregation factor:                                     1.27
Prefixes being announced from the RIPE address blocks:             3579
    Unique aggregates announced from the RIPE address blocks:      2923
RIPE Region origin ASes present in the Internet Routing Table:      674
    RIPE Prefixes per ASN:                                         5.31
RIPE Region origin ASes announcing only one prefix:                 298
RIPE Region transit ASes present in the Internet Routing Table:     103
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:                57596816
    Equivalent to 3 /8s, 110 /16s and 219 /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:                    1344
    Total LACNIC prefixes after maximum aggregation:                534
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1343
    Unique aggregates announced from the LACNIC address blocks:     716
LACNIC Region origin ASes present in the Internet Routing Table:    156
    LACNIC Prefixes per ASN:                                       8.61
LACNIC Region origin ASes announcing only one prefix:                57
LACNIC Region transit ASes present in the Internet Routing Table:    24
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        11
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    63
Number of LACNIC addresses announced to Internet:               4175200
    Equivalent to 0 /8s, 63 /16s and 181 /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:                    813
    Total AfriNIC prefixes after maximum aggregation:               151
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:           813
    Unique aggregates announced from the AfriNIC address blocks:    199
AfriNIC Region origin ASes present in the Internet Routing Table:    32
    AfriNIC Prefixes per ASN:                                     25.41
AfriNIC Region origin ASes announcing only one prefix:               17
AfriNIC Region transit ASes present in the Internet Routing Table:    8
Average AfriNIC Region AS path length visible:                      3.0
    Max AfriNIC Region AS path length visible:                       10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   13
Number of AfriNIC addresses announced to Internet:              2415872
    Equivalent to 0 /8s, 36 /16s and 221 /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         443        180      24  CSTNET-AS-AP Computer Network Informati
  1237         192         74     142  KREONET-AS-KR KISTI, KR
 58647         182         18       2  KAGAWAU-AS Kagawa University, JP
  7575         172        329     115  AARNET-AS-AP Australian Academic and Re
 55824         131         19      19  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          69         37      10  UNINET-AS-AP UNINET-, TH
  9411          66         16       2  NONTRINET-AS-AP Kasetsart University, T

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
   668         203        632     172  DNIC-AS-00668, US
   376         201        162     151  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
  2920         174         34       7  LACOE, US
  2152         151        507      96  CSUNET-NW, US
 18558         140         18       4  NETBLK-RCOEK, US
    81         133        517      33  NCREN, US
 32440         119         35      18  LONI, US
   270         114        304      79  AS270, US
 23024         108          7      22  OCDE, 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         282       1899     249  DFN Verein zur Foerderung eines Deutsch
   786         186       1767     183  JANET Jisc Services Limited, GB
  8895         181         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          77         27      65  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         156        176      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco,
 11340         109         25      52  Red Universitaria Nacional, CL
271640          65          8       1  UNIVERSIDADE FEDERAL DE VICOSA, BR
  4270          48         16       1  Red de Interconexion Universitaria, AR
  2715          45         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
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B

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         380        319      71  TENET-1, ZA
 36914         201         82       3  KENET-AS, KE
  8094          47         48      18  PUKNET, ZA
327700          46         16       1  MoRENet, MZ
 37215          36          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37654          14          1       8  RwEdNet-AS, RW
 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/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         443        180      24  CSTNET-AS-AP Computer Network Informati
  2018         380        319      71  TENET-1, ZA
   680         282       1899     249  DFN Verein zur Foerderung eines Deutsch
   668         203        632     172  DNIC-AS-00668, US
   376         201        162     151  RISQ-AS, CA
 36914         201         82       3  KENET-AS, KE
  5786         198         16       1  UPRENET, PR
  1237         192         74     142  KREONET-AS-KR KISTI, KR
   786         186       1767     183  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         443          419  CSTNET-AS-AP Computer Network Information Cente
  2018         380          309  TENET-1, ZA
 36914         201          198  KENET-AS, KE
  5786         198          197  UPRENET, PR
 58647         182          180  KAGAWAU-AS Kagawa University, JP
  8895         181          176  ISU Internet Services Unit ISU, SA
  2920         174          167  LACOE, US
 18558         140          136  NETBLK-RCOEK, US
  1916         156          113  Rede Nacional de Ensino e Pesquisa, BR
 55824         131          112  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
    394607  UNALLOCATED  104.249.65.0/24          23024  OCDE, US
     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
     18838  UNALLOCATED  168.8.240.0/20            3480  PEACHNET-AS3480, US
     18838  UNALLOCATED  168.9.0.0/20              3480  PEACHNET-AS3480, US
     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

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
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/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     /16:2025    /17:424     /18:452     
/19:573     /20:869     /21:872     /22:1489    /23:1542    /24:10203   
/25:85      /26:51      /27:86      /28:21      /29:23      /30:14      
/31:4       /32:9       

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

   ASN  No of nets  Total ann.  Description
 36914         188         201  KENET-AS, KE
  8895         176         181  ISU Internet Services Unit ISU, SA
 32440          86         119  LONI, US
 23024          51         108  OCDE, US
327700          40          46  MoRENet, MZ
  3267          36          77  RUNNET, RU
 18632          33          66  VOLCANO-VISION, US
200521          33          56  SEAP-AGE, ES
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US

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        14:91     
  23:5        24:3        31:1        35:3        38:10       40:1      
  41:153      42:10       44:5        45:31       46:5        47:1      
  49:9        50:5        52:1        59:19       60:6        61:3      
  62:8        63:37       64:45       65:7        66:61       67:42     
  68:10       69:18       70:2        71:1        72:7        74:51     
  76:42       77:11       78:3        79:10       80:12       81:26     
  82:7        83:7        84:5        85:40       86:5        87:1      
  89:11       91:51       92:2        93:4        94:2        95:2      
  96:5        97:2        98:2       101:2       102:5       103:317    
 104:75      107:16      108:8       109:7       114:24      116:8      
 117:61      118:33      119:21      121:11      122:8       123:8      
 124:42      125:5       128:89      129:35      130:87      131:62     
 132:66      133:157     134:111     136:197     137:50      138:57     
 139:5       140:38      141:3       142:26      143:24      144:26     
 145:2       146:136     147:63      148:194     149:11      150:42     
 151:9       152:135     153:14      154:32      155:63      156:134    
 157:19      158:35      159:115     160:30      161:17      162:21     
 163:64      164:14      165:48      166:1       167:12      168:121    
 169:6       170:107     171:1       172:3       173:6       175:25     
 176:8       177:5       179:9       180:15      181:1       182:9      
 184:4       185:52      186:3       187:18      188:13      189:3      
 190:17      191:13      192:1486    193:257     194:128     195:65     
 196:154     197:114     198:475     199:278     200:244     201:37     
 202:618     203:424     204:371     205:134     206:193     207:209    
 208:75      209:118     210:205     211:14      212:168     213:6      
 214:8       216:93      217:9       218:22      219:5       220:18     
 222:2       223:14     

End of report


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