[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Thu May 30 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 30 May, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              192767
    Prefixes after maximum aggregation (per Origin AS):           85102
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      106243
    Number of IPv4 prefixes with a valid ROA:                     77009
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         115739
Total ASes present in the Internet Routing Table:                 16197
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           13988
Origin ASes announcing only one prefix:                            6432
Transit ASes present in the Internet Routing Table:                2209
Transit-only ASes present in the Internet Routing Table:            603
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               241
    Number of instances of unregistered ASNs:                       241
Number of 32-bit ASNs allocated by the RIRs:                      44596
Number of 32-bit ASNs visible in the Routing Table:                5859
Prefixes from 32-bit ASNs in the Routing Table:                   20253
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:             94
Number of addresses announced to Internet:                   1123622557
    Equivalent to 66 /8s, 249 /16s and 30 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       56811

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

Prefixes being announced by APNIC Region ASes:                    30469
    Total APNIC prefixes after maximum aggregation:                7243
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           30022
    Unique aggregates announced from the APNIC address blocks:     8250
APNIC Region origin ASes present in the Internet Routing Table:    1193
    APNIC Prefixes per ASN:                                       25.17
APNIC Region origin ASes announcing only one prefix:                489
APNIC Region transit ASes present in the Internet Routing Table:    202
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    533
Number of APNIC addresses announced to Internet:              201705580
    Equivalent to 12 /8s, 5 /16s and 200 /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:                     88999
    Total ARIN prefixes after maximum aggregation:                48558
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            87714
    Unique aggregates announced from the ARIN address blocks:     54628
ARIN Region origin ASes present in the Internet Routing Table:     7473
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3234
ARIN Region transit ASes present in the Internet Routing Table:     676
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1545
Number of ARIN addresses announced to Internet:               655779937
    Equivalent to 39 /8s, 22 /16s and 104 /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:                     37226
    Total RIPE prefixes after maximum aggregation:                17733
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:            37962
    Unique aggregates announced from the RIPE address blocks:     25676
RIPE Region origin ASes present in the Internet Routing Table:     3539
    RIPE Prefixes per ASN:                                        10.73
RIPE Region origin ASes announcing only one prefix:                1514
RIPE Region transit ASes present in the Internet Routing Table:     544
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1312
Number of RIPE addresses announced to Internet:               162941904
    Equivalent to 9 /8s, 182 /16s and 75 /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:                   30771
    Total LACNIC prefixes after maximum aggregation:               9560
    LACNIC Deaggregation factor:                                   3.22
Prefixes being announced from the LACNIC address blocks:          30458
    Unique aggregates announced from the LACNIC address blocks:   14710
LACNIC Region origin ASes present in the Internet Routing Table:   3055
    LACNIC Prefixes per ASN:                                       9.97
LACNIC Region origin ASes announcing only one prefix:              1097
LACNIC Region transit ASes present in the Internet Routing Table:   611
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2341
Number of LACNIC addresses announced to Internet:              72953088
    Equivalent to 4 /8s, 89 /16s and 45 /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:                   5061
    Total AfriNIC prefixes after maximum aggregation:              1835
    AfriNIC Deaggregation factor:                                  2.76
Prefixes being announced from the AfriNIC address blocks:          6517
    Unique aggregates announced from the AfriNIC address blocks:   2888
AfriNIC Region origin ASes present in the Internet Routing Table:   240
    AfriNIC Prefixes per ASN:                                     27.15
AfriNIC Region origin ASes announcing only one prefix:               98
AfriNIC Region transit ASes present in the Internet Routing Table:   69
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  128
Number of AfriNIC addresses announced to Internet:             30192640
    Equivalent to 1 /8s, 204 /16s and 180 /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
  9808        9652       8742      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1483        874     109  CMNET-JIANGSU-AP China Mobile communica
 56041        1453        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         790        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         717      10639     152  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10000      11394    3536  AMAZON-02, US
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2778       3370    1302  DNIC-ASBLK-00306-00371, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
  4155        1849        123    1259  USDA-1, US
   209        1663       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1598        105     891  CABLEONE, US
  5972        1335        387     602  DNIC-ASBLK-05800-06055, US
  7979         994         65     202  SERVERS-COM, US
   855         955        255      82  CANET-ASN-4, CA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1287        104    1042  AKAMAI-ASN1, NL
  3215         898       4830     291  France Telecom - Orange, FR
 25019         821       1044     145  SAUDINETSTC-AS, SA
  8376         710         60      22  Jordan Data Communications, JO
  8452         621       1841      10  TE-AS TE-AS, EG
 51167         527        101     226  CONTABO, DE
 35819         440        443      70  MOBILY-AS Etihad Etisalat Company Mobil
212238         433         31     377  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5588       1585     750  UNINET, MX
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1041        324       5  Instituto Costarricense de Electricidad
 18881         758       1126      30  TELEFONICA BRASIL S.A, BR
 26599         550       2827      83  TELEFONICA BRASIL S.A, BR
 13999         492         68     214  Mega Cable, S.A. de C.V., MX
 10620         381         47     316  Telmex Colombia S.A., CO
 22047         343        342      16  VTR BANDA ANCHA S.A., CL
 27983         237         23     127  Red Intercable Digital S.A., AR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863         630        205     255  LINKdotNET-AS, EG
 24835         392        396      29  RAYA-AS, EG
  2018         377        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 29571         316         44     120  ORANGE-COTE-IVOIRE, CI
 36914         253         82       3  KENET-AS, KE
 36992         183        231     158  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 24757         139         37      52  EthioNet-AS, ET

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10000      11394    3536  AMAZON-02, US
  9808        9652       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5588       1585     750  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2778       3370    1302  DNIC-ASBLK-00306-00371, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
  4155        1849        123    1259  USDA-1, US
   209        1663       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1598        105     891  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9652         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5588         4838  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 11776        1862         1642  ATLANTICBB-JOHNSTOWN, US
   367        2778         1476  DNIC-ASBLK-00306-00371, US
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1453         1380  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1483         1374  CMNET-JIANGSU-AP China Mobile communications co
   209        1663         1353  CENTURYLINK-US-LEGACY-QWEST, US
  3816        1323         1132  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

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

Unassigned Network     ASN Information  AS Name
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  RESERVED, ZZ
41.57.125.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:11       /9:6       /10:17      /11:31      /12:93      
/13:125     /14:359     /15:704     /16:5960    /17:2480    /18:2576    
/19:5513    /20:8903    /21:10935   /22:20040   /23:20815   /24:113978  
/25:67      /26:39      /27:65      /28:18      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2978        5588  UNINET, MX
 16509        2112       10000  AMAZON-02, US
 11492        1208        1598  CABLEONE, US
   209         935        1663  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1862  ATLANTICBB-JOHNSTOWN, US
 11830         882        1041  Instituto Costarricense de Electricidad y Telec
 19901         749         890  BRSPD-PUBLIC, US
  6147         681        1088  Telefonica del Peru S.A.A., PE
  8376         555         710  Jordan Data Communications, JO

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:11        2:382       3:344       5:1116      6:148       7:5      
   8:632      11:171      12:663      13:310      14:120      15:283    
  16:181      17:6        18:741      20:33       21:4        22:188    
  23:1890     24:736      25:2        27:49       29:19       31:208    
  32:1        34:10       35:58       36:1178     37:434      38:884    
  39:528      40:11       41:788      42:13       43:188      44:36     
  45:2500     46:637      47:98       49:10       50:295      51:478    
  52:1371     54:276      55:998      57:14       58:5        59:38     
  60:17       61:64       62:348      63:504      64:1520     65:825    
  66:1274     67:838      68:177      69:843      70:140      71:196    
  72:487      74:721      75:389      76:211      77:333      78:577    
  79:189      80:213      81:188      82:193      83:131      84:207    
  85:369      86:164      87:163      88:157      89:568      90:96     
  91:627      92:424      93:815      94:520      95:1117     96:372    
  97:34       98:138      99:147     100:23      101:19      102:214    
 103:1179    104:767     105:156     106:3       107:198     108:310    
 109:284     110:40      111:1786    112:466     113:46      114:34     
 115:16      116:30      117:972     118:72      119:108     120:1087   
 121:39      122:85      123:21      124:58      125:13      128:358    
 129:283     130:505     131:833     132:512     133:195     134:349    
 135:89      136:369     137:433     138:787     139:402     140:596    
 141:320     142:707     143:598     144:330     145:65      146:500    
 147:403     148:623     149:496     150:294     151:574     152:580    
 153:119     154:568     155:684     156:444     157:274     158:318    
 159:705     160:724     161:478     162:714     163:289     164:646    
 165:399     166:103     167:395     168:975     169:153     170:1266   
 171:66      172:931     173:818     174:192     175:41      176:415    
 177:766     178:350     179:523     180:56      181:992     182:21     
 183:832     184:308     185:2503    186:804     187:838     188:622    
 189:1136    190:2757    191:253     192:3936    193:1311    194:859    
 195:586     196:461     197:425     198:1998    199:3715    200:2444   
 201:2398    202:1083    203:640     204:1804    205:1689    206:1195   
 207:1151    208:943     209:1432    210:348     211:432     212:706    
 213:586     214:1028    215:42      216:1795    217:335     218:525    
 219:23      220:29      221:305     222:20      223:642    

End of report


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