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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 14 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 14 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:                              190386
    Prefixes after maximum aggregation (per Origin AS):           83851
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104480
    Number of IPv4 prefixes with a valid ROA:                     77245
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         113125
Total ASes present in the Internet Routing Table:                 15858
    Prefixes per ASN:                                             12.01
Origin-only ASes present in the Internet Routing Table:           13696
Origin ASes announcing only one prefix:                            6290
Transit ASes present in the Internet Routing Table:                2162
Transit-only ASes present in the Internet Routing Table:            612
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               235
    Number of instances of unregistered ASNs:                       235
Number of 32-bit ASNs allocated by the RIRs:                      44755
Number of 32-bit ASNs visible in the Routing Table:                5673
Prefixes from 32-bit ASNs in the Routing Table:                   19621
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:             95
Number of addresses announced to Internet:                   1119900333
    Equivalent to 66 /8s, 192 /16s and 82 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       55957

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

Prefixes being announced by APNIC Region ASes:                    30258
    Total APNIC prefixes after maximum aggregation:                7176
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29799
    Unique aggregates announced from the APNIC address blocks:     8141
APNIC Region origin ASes present in the Internet Routing Table:    1166
    APNIC Prefixes per ASN:                                       25.56
APNIC Region origin ASes announcing only one prefix:                485
APNIC Region transit ASes present in the Internet Routing Table:    203
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:    514
Number of APNIC addresses announced to Internet:              202326652
    Equivalent to 12 /8s, 15 /16s and 66 /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:                     87074
    Total ARIN prefixes after maximum aggregation:                47970
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85722
    Unique aggregates announced from the ARIN address blocks:     53571
ARIN Region origin ASes present in the Internet Routing Table:     7298
    ARIN Prefixes per ASN:                                        11.75
ARIN Region origin ASes announcing only one prefix:                3178
ARIN Region transit ASes present in the Internet Routing Table:     649
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:    1499
Number of ARIN addresses announced to Internet:               653463649
    Equivalent to 38 /8s, 243 /16s and 16 /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:                     36970
    Total RIPE prefixes after maximum aggregation:                17366
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37901
    Unique aggregates announced from the RIPE address blocks:     25387
RIPE Region origin ASes present in the Internet Routing Table:     3483
    RIPE Prefixes per ASN:                                        10.88
RIPE Region origin ASes announcing only one prefix:                1501
RIPE Region transit ASes present in the Internet Routing Table:     544
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1286
Number of RIPE addresses announced to Internet:               163075280
    Equivalent to 9 /8s, 184 /16s and 84 /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:                   30976
    Total LACNIC prefixes after maximum aggregation:               9579
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          30715
    Unique aggregates announced from the LACNIC address blocks:   14834
LACNIC Region origin ASes present in the Internet Routing Table:   2978
    LACNIC Prefixes per ASN:                                      10.31
LACNIC Region origin ASes announcing only one prefix:              1041
LACNIC Region transit ASes present in the Internet Routing Table:   588
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:  2260
Number of LACNIC addresses announced to Internet:              72848640
    Equivalent to 4 /8s, 87 /16s and 149 /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:                   4873
    Total AfriNIC prefixes after maximum aggregation:              1578
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:          6154
    Unique aggregates announced from the AfriNIC address blocks:   2463
AfriNIC Region origin ASes present in the Internet Routing Table:   219
    AfriNIC Prefixes per ASN:                                     28.10
AfriNIC Region origin ASes announcing only one prefix:               85
AfriNIC Region transit ASes present in the Internet Routing Table:   67
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  114
Number of AfriNIC addresses announced to Internet:             28136704
    Equivalent to 1 /8s, 173 /16s and 85 /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        9651       8743      69  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1484        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 17676         713      10639     151  GIGAINFRA SoftBank Corp., JP
  2907         591       2111     458  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  UNASSIGNED

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       10023      11402    3562  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2657       3346    1246  DNIC-ASBLK-00306-00371, US
  4155        1915        123    1287  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1308        384     589  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        1286        104    1038  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         708         60      23  Jordan Data Communications, JO
  8452         627       1841      11  TE-AS TE-AS, EG
 51167         543        103     237  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         421         31     366  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        5490       1583     758  UNINET, MX
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         777       1128      28  TELEFONICA BRASIL S.A, BR
 26599         549       2827      83  TELEFONICA BRASIL S.A, BR
 13999         505         69     217  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         42     281  Telmex Colombia S.A., CO
 22884         258         25     204  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        1042        389      21  LINKdotNET-AS, EG
 29571         499         47     229  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         251         82       3  KENET-AS, KE
 24835         152        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         147        236     124  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       10023      11402    3562  AMAZON-02, US
  9808        9651       8743      69  CHINAMOBILE-CN China Mobile Communicati
  8151        5490       1583     758  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2657       3346    1246  DNIC-ASBLK-00306-00371, US
  4155        1915        123    1287  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        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        9651         9582  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5490         4732  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2657         1411  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1484         1374  CMNET-JIANGSU-AP China Mobile communications co
 11776        1595         1326  ATLANTICBB-JOHNSTOWN, 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
     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
23.179.194.0/24      Origin:     23379  UNASSIGNED
23.179.194.0/24     Transit:     12956  TELXIUS TELXIUS Cable, ES
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.126.0/24       Origin:     37442  UNASSIGNED
41.57.126.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  UNASSIGNED
41.57.127.0/24      Transit:     37204  TELONE, ZW

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      /11:30      /12:94      
/13:126     /14:358     /15:700     /16:5961    /17:2479    /18:2572    
/19:5437    /20:8783    /21:10838   /22:19772   /23:20434   /24:112510  
/25:79      /26:49      /27:79      /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        2885        5490  UNINET, MX
 16509        2139       10023  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         766         908  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE
  8376         552         708  Jordan Data Communications, JO

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

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

   1:12        2:394       3:344       5:1112      6:148       7:5      
   8:626      11:171      12:664      13:300      14:102      15:280    
  16:181      17:6        18:742      20:28       21:4        22:188    
  23:1824     24:692      25:2        27:27       29:19       31:197    
  32:1        34:10       35:58       36:1180     37:435      38:774    
  39:528      40:26       41:698      42:12       43:168      44:33     
  45:2495     46:633      47:96       49:13       50:277      51:479    
  52:1364     54:276      55:915      57:20       58:6        59:35     
  60:17       61:64       62:347      63:496      64:1511     65:806    
  66:1223     67:832      68:177      69:794      70:138      71:190    
  72:471      74:712      75:383      76:185      77:330      78:584    
  79:162      80:222      81:206      82:214      83:130      84:198    
  85:366      86:161      87:160      88:157      89:517      90:97     
  91:618      92:445      93:823      94:498      95:1101     96:357    
  97:34       98:137      99:149     100:11      101:16      102:213    
 103:1111    104:759     105:74      106:3       107:171     108:299    
 109:280     110:36      111:1790    112:446     113:46      114:34     
 115:19      116:32      117:965     118:73      119:111     120:1087   
 121:19      122:81      123:21      124:59      125:15      128:356    
 129:279     130:511     131:783     132:499     133:195     134:339    
 135:89      136:379     137:414     138:749     139:398     140:601    
 141:325     142:705     143:619     144:331     145:66      146:462    
 147:414     148:596     149:451     150:292     151:580     152:582    
 153:116     154:508     155:701     156:436     157:274     158:309    
 159:658     160:852     161:472     162:699     163:279     164:649    
 165:398     166:107     167:393     168:962     169:143     170:1271   
 171:65      172:939     173:775     174:169     175:36      176:411    
 177:820     178:391     179:490     180:56      181:935     182:18     
 183:831     184:308     185:2458    186:802     187:1076    188:637    
 189:1204    190:2714    191:250     192:3838    193:1315    194:867    
 195:595     196:428     197:444     198:1984    199:3739    200:2504   
 201:2421    202:1074    203:642     204:1729    205:1679    206:1171   
 207:1118    208:912     209:1356    210:334     211:432     212:714    
 213:579     214:1017    215:42      216:1724    217:309     218:525    
 219:23      220:29      221:303     222:20      223:633    

End of report


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