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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 24 20:16:35 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 24 Jun, 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:                              191484
    Prefixes after maximum aggregation (per Origin AS):           84377
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      105187
    Number of IPv4 prefixes with a valid ROA:                     77117
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114349
Total ASes present in the Internet Routing Table:                 16006
    Prefixes per ASN:                                             11.96
Origin-only ASes present in the Internet Routing Table:           13799
Origin ASes announcing only one prefix:                            6353
Transit ASes present in the Internet Routing Table:                2207
Transit-only ASes present in the Internet Routing Table:            618
Paths with bogon ASNs present in the IPv4 Routing Table:              2
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               220
    Number of instances of unregistered ASNs:                       220
Number of 32-bit ASNs allocated by the RIRs:                      44848
Number of 32-bit ASNs visible in the Routing Table:                5812
Prefixes from 32-bit ASNs in the Routing Table:                   19942
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:             86
Number of addresses announced to Internet:                   1122973853
    Equivalent to 66 /8s, 239 /16s and 56 /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:       56344

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

Prefixes being announced by APNIC Region ASes:                    30334
    Total APNIC prefixes after maximum aggregation:                7228
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29841
    Unique aggregates announced from the APNIC address blocks:     8244
APNIC Region origin ASes present in the Internet Routing Table:    1173
    APNIC Prefixes per ASN:                                       25.44
APNIC Region origin ASes announcing only one prefix:                477
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    517
Number of APNIC addresses announced to Internet:              202543468
    Equivalent to 12 /8s, 18 /16s and 145 /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:                     87297
    Total ARIN prefixes after maximum aggregation:                48124
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            85910
    Unique aggregates announced from the ARIN address blocks:     53817
ARIN Region origin ASes present in the Internet Routing Table:     7310
    ARIN Prefixes per ASN:                                        11.75
ARIN Region origin ASes announcing only one prefix:                3189
ARIN Region transit ASes present in the Internet Routing Table:     661
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1506
Number of ARIN addresses announced to Internet:               658102625
    Equivalent to 39 /8s, 57 /16s and 217 /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:                     36793
    Total RIPE prefixes after maximum aggregation:                17449
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            37742
    Unique aggregates announced from the RIPE address blocks:     25286
RIPE Region origin ASes present in the Internet Routing Table:     3450
    RIPE Prefixes per ASN:                                        10.94
RIPE Region origin ASes announcing only one prefix:                1481
RIPE Region transit ASes present in the Internet Routing Table:     553
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1271
Number of RIPE addresses announced to Internet:               161258704
    Equivalent to 9 /8s, 156 /16s and 156 /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:                   32277
    Total LACNIC prefixes after maximum aggregation:               9631
    LACNIC Deaggregation factor:                                   3.35
Prefixes being announced from the LACNIC address blocks:          31979
    Unique aggregates announced from the LACNIC address blocks:   14955
LACNIC Region origin ASes present in the Internet Routing Table:   3145
    LACNIC Prefixes per ASN:                                      10.17
LACNIC Region origin ASes announcing only one prefix:              1119
LACNIC Region transit ASes present in the Internet Routing Table:   605
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2410
Number of LACNIC addresses announced to Internet:              74055424
    Equivalent to 4 /8s, 105 /16s and 255 /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:                   4563
    Total AfriNIC prefixes after maximum aggregation:              1774
    AfriNIC Deaggregation factor:                                  2.57
Prefixes being announced from the AfriNIC address blocks:          5926
    Unique aggregates announced from the AfriNIC address blocks:   2801
AfriNIC Region origin ASes present in the Internet Routing Table:   214
    AfriNIC Prefixes per ASN:                                     27.69
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  108
Number of AfriNIC addresses announced to Internet:             26958848
    Equivalent to 1 /8s, 155 /16s and 92 /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        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1487        875     111  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         795        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         704      10639     150  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       10085      11454    3600  AMAZON-02, US
   749        3249      54900    2501  DNIC-AS-00749, US
   367        2645       3323    1235  DNIC-ASBLK-00306-00371, US
  4155        1936        124    1290  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1308        384     584  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         958        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        1271        101    1025  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         690         60      22  Jordan Data Communications, JO
  8452         580       1841      11  TE-AS TE-AS, EG
 51167         544        104     238  CONTABO, DE
 35819         465        472      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  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        5322       1568     762  UNINET, MX
  3816        1322        778     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19037        1210        278      33  AMX Argentina S.A., AR
  6147        1094        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2859      75  TELEFONICA BRASIL S.A, BR
 13999         514         69     219  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         351         44     290  Telmex Colombia S.A., CO

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         801        239     308  LINKdotNET-AS, EG
 36914         455         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 29571         353         40     194  ORANGE-COTE-IVOIRE, CI
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 15706         106         12      24  Sudatel, SD

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       10085      11454    3600  AMAZON-02, US
  9808        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
  8151        5322       1568     762  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3249      54900    2501  DNIC-AS-00749, US
   367        2645       3323    1235  DNIC-ASBLK-00306-00371, US
  4155        1936        124    1290  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, 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        9669         9598  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5322         4560  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2645         1410  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1487         1376  CMNET-JIANGSU-AP China Mobile communications co
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
 19037        1210         1177  AMX Argentina S.A., AR

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
     14652  UNALLOCATED  8.39.162.0/24             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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM

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       /10:18      /11:30      /12:93      
/13:125     /14:357     /15:699     /16:5952    /17:2462    /18:2573    
/19:5465    /20:8768    /21:10971   /22:19727   /23:20739   /24:113277  
/25:43      /26:48      /27:69      /28:19      /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        2757        5322  UNINET, MX
 16509        2135       10085  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         776         918  BRSPD-PUBLIC, US
 19037         762        1210  AMX Argentina S.A., AR
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         687        1094  Telefonica del Peru S.A.A., PE

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

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

   1:13        2:394       3:348       5:949       6:147       7:5      
   8:634      11:171      12:659      13:304      14:100      15:280    
  16:181      17:6        18:745      20:34       21:4        22:188    
  23:1830     24:692      25:2        27:27       29:19       31:197    
  32:1        34:10       35:58       36:1192     37:430      38:804    
  39:528      40:26       41:628      42:13       43:177      44:33     
  45:2568     46:631      47:93       49:12       50:268      51:481    
  52:1367     54:277      55:910      57:22       58:6        59:35     
  60:17       61:66       62:347      63:492      64:1540     65:804    
  66:1218     67:831      68:177      69:812      70:141      71:191    
  72:464      74:712      75:382      76:183      77:324      78:590    
  79:161      80:225      81:188      82:218      83:121      84:201    
  85:385      86:163      87:162      88:156      89:533      90:97     
  91:613      92:450      93:819      94:518      95:1103     96:363    
  97:34       98:137      99:149     100:11      101:15      102:203    
 103:1135    104:756     105:76      106:3       107:161     108:300    
 109:272     110:39      111:1795    112:443     113:46      114:36     
 115:19      116:29      117:967     118:75      119:108     120:1085   
 121:19      122:82      123:21      124:56      125:15      128:361    
 129:277     130:520     131:806     132:523     133:196     134:339    
 135:88      136:388     137:447     138:774     139:390     140:614    
 141:339     142:713     143:610     144:326     145:70      146:458    
 147:413     148:590     149:464     150:293     151:583     152:586    
 153:116     154:505     155:693     156:436     157:272     158:310    
 159:666     160:747     161:459     162:693     163:277     164:652    
 165:403     166:114     167:405     168:997     169:137     170:1313   
 171:65      172:936     173:781     174:170     175:42      176:401    
 177:790     178:388     179:565     180:56      181:1057    182:19     
 183:829     184:310     185:2444    186:1202    187:777     188:635    
 189:1141    190:2947    191:231     192:3859    193:1301    194:882    
 195:592     196:403     197:560     198:1977    199:3754    200:2650   
 201:2433    202:1077    203:635     204:1712    205:1672    206:1184   
 207:1117    208:913     209:1351    210:349     211:431     212:712    
 213:589     214:1016    215:42      216:1719    217:309     218:525    
 219:23      220:30      221:303     222:20      223:635    

End of report


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