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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 6 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 06 Dec, 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:                              256251
    Prefixes after maximum aggregation (per Origin AS):          114293
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139904
    Number of IPv4 prefixes with a valid ROA:                    112221
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         144010
Total ASes present in the Internet Routing Table:                 20327
    Prefixes per ASN:                                             12.61
Origin-only ASes present in the Internet Routing Table:           17471
Origin ASes announcing only one prefix:                            7803
Transit ASes present in the Internet Routing Table:                2856
Transit-only ASes present in the Internet Routing Table:            731
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               317
    Number of instances of unregistered ASNs:                       318
Number of 32-bit ASNs allocated by the RIRs:                      45964
Number of 32-bit ASNs visible in the Routing Table:                7843
Prefixes from 32-bit ASNs in the Routing Table:                   29670
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            147
Number of addresses announced to Internet:                   1479699197
    Equivalent to 88 /8s, 50 /16s and 106 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               40.0
    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:       81907

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

Prefixes being announced by APNIC Region ASes:                    31600
    Total APNIC prefixes after maximum aggregation:                7616
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30887
    Unique aggregates announced from the APNIC address blocks:     8617
APNIC Region origin ASes present in the Internet Routing Table:    1177
    APNIC Prefixes per ASN:                                       26.24
APNIC Region origin ASes announcing only one prefix:                455
APNIC Region transit ASes present in the Internet Routing Table:    214
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    510
Number of APNIC addresses announced to Internet:              172973164
    Equivalent to 10 /8s, 79 /16s and 92 /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:                    117104
    Total ARIN prefixes after maximum aggregation:                62079
    ARIN Deaggregation factor:                                     1.89
Prefixes being announced from the ARIN address blocks:           115918
    Unique aggregates announced from the ARIN address blocks:     66264
ARIN Region origin ASes present in the Internet Routing Table:     9091
    ARIN Prefixes per ASN:                                        12.75
ARIN Region origin ASes announcing only one prefix:                3778
ARIN Region transit ASes present in the Internet Routing Table:     849
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:    2043
Number of ARIN addresses announced to Internet:               873858689
    Equivalent to 52 /8s, 22 /16s and 6 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     48259
    Total RIPE prefixes after maximum aggregation:                26424
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            49514
    Unique aggregates announced from the RIPE address blocks:     36207
RIPE Region origin ASes present in the Internet Routing Table:     4671
    RIPE Prefixes per ASN:                                        10.60
RIPE Region origin ASes announcing only one prefix:                1975
RIPE Region transit ASes present in the Internet Routing Table:     692
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1835
Number of RIPE addresses announced to Internet:               294217168
    Equivalent to 17 /8s, 137 /16s and 101 /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,
                        53/8,  57/8,  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:                   48923
    Total LACNIC prefixes after maximum aggregation:              14973
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          47741
    Unique aggregates announced from the LACNIC address blocks:   22887
LACNIC Region origin ASes present in the Internet Routing Table:   4232
    LACNIC Prefixes per ASN:                                      11.28
LACNIC Region origin ASes announcing only one prefix:              1472
LACNIC Region transit ASes present in the Internet Routing Table:   885
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3311
Number of LACNIC addresses announced to Internet:              99152192
    Equivalent to 5 /8s, 232 /16s and 241 /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:                  10048
    Total AfriNIC prefixes after maximum aggregation:              2980
    AfriNIC Deaggregation factor:                                  3.37
Prefixes being announced from the AfriNIC address blocks:         12044
    Unique aggregates announced from the AfriNIC address blocks:   5808
AfriNIC Region origin ASes present in the Internet Routing Table:   294
    AfriNIC Prefixes per ASN:                                     40.97
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   79
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  144
Number of AfriNIC addresses announced to Internet:             39425536
    Equivalent to 2 /8s, 89 /16s and 150 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9907       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1498        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2200     461  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         467        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       11098      11989    3968  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3172      23502    2019  ATT-INTERNET4, US
   367        2500       2998    1178  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2281        154    1404  USDA-1, US
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1756       3438     435  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1562        164     794  AS-COLOCROSSING, US

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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1288        100    1034  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         789       2072     689  GTT-BACKBONE GTT, US
  8452         669       1760     135  TE-AS TE-AS, EG
  8376         645         55      26  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         582         42     515  CDNEXT, GB
  3320         579       8322     490  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        6003       1715     848  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1224  Telmex Colombia S.A., CO
  3816        1322        777     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        371      22  Telefonica del Peru S.A.A., PE
 26615         997       2502      51  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      72  TELEFONICA BRASIL S.A, BR

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        1482        389      16  LINKdotNET-AS, EG
 20011         944        167     258  INTERNET-SOLUTIONS, ZA
 24835         734        367     156  RAYA-AS, EG
 29571         596         52     295  ORANGE-COTE-IVOIRE, CI
 37069         588       1047      14  MOBINIL, EG
 36992         585        982     267  ETISALAT-MISR, EG
 36914         548         82       3  KENET-AS, KE
 36935         546        119     166  Vodafone-, EG
 36903         446        209     308  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA

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       11098      11989    3968  AMAZON-02, US
  9808        9907       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6003       1715     848  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3172      23502    2019  ATT-INTERNET4, US
   367        2500       2998    1178  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2281        154    1404  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1876        257     219  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        9907         9821  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6003         5155  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1876         1657  ATLANTICBB-JOHNSTOWN, US
 24863        1482         1466  LINKdotNET-AS, EG
 56047        1498         1448  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  CMNET-JIANGSU-AP China Mobile communications 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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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        /8:13       /9:10      /10:28      /11:38      /12:134     
/13:193     /14:511     /15:1015    /16:6823    /17:3377    /18:4038    
/19:7494    /20:12314   /21:15096   /22:27432   /23:27495   /24:150050  
/25:44      /26:63      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3137        6003  UNINET, MX
 16509        2271       11098  AMAZON-02, US
 22773        1870        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1449        3172  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
 10620         972        1735  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1876  ATLANTICBB-JOHNSTOWN, US
 19901         886        1063  BRSPD-PUBLIC, US

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

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

   1:65        2:497       3:522       4:5         5:829       6:153    
   7:5         8:669      11:171      12:990      13:308      14:126    
  15:294      16:234      17:5        18:869      20:146      21:4      
  22:188      23:2268     24:699      27:36       29:19       31:418    
  32:19       34:9        35:104      36:1220     37:612      38:1753   
  39:524      40:52       41:1006     42:210      43:216      44:34     
  45:3765     46:1082     47:95       49:29       50:345      51:370    
  52:1409     54:295      55:1031     56:8        57:17       58:32     
  59:29       60:15       61:72       62:521      63:773      64:1746   
  65:1132     66:1605     67:980      68:523      69:1173     70:300    
  71:205      72:600      74:915      75:432      76:259      77:452    
  78:311      79:283      80:320      81:371      82:350      83:199    
  84:349      85:490      86:243      87:229      88:258      89:828    
  90:95       91:1042     92:643      93:459      94:881      95:539    
  96:223      97:70       98:529      99:164     100:27      101:27     
 102:325     103:1172    104:1065    105:69      106:53      107:1252   
 108:489     109:402     110:42      111:1876    112:467     113:43     
 114:54      115:19      116:46      117:984     118:169     119:118    
 120:1153    121:43      122:143     123:154     124:54      125:22     
 128:452     129:326     130:669     131:932     132:573     133:209    
 134:471     135:112     136:579     137:587     138:1035    139:406    
 140:681     141:446     142:927     143:706     144:410     145:86     
 146:633     147:497     148:751     149:658     150:334     151:644    
 152:671     153:136     154:804     155:750     156:791     157:386    
 158:470     159:672     160:648     161:583     162:904     163:405    
 164:748     165:807     166:608     167:639     168:1548    169:144    
 170:1578    171:103     172:1169    173:805     174:295     175:52     
 176:406     177:1111    178:497     179:849     180:79      181:1885   
 182:49      183:872     184:446     185:3265    186:2307    187:1054   
 188:744     189:1477    190:4994    191:460     192:4923    193:1881   
 194:1325    195:924     196:774     197:1657    198:2547    199:4624   
 200:3921    201:3277    202:1091    203:690     204:2081    205:1990   
 206:1607    207:1442    208:1311    209:1952    210:324     211:428    
 212:968     213:756     214:1041    215:42      216:2422    217:474    
 218:521     219:22      220:31      221:301     222:29      223:706    


End of report


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