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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 22 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 22 Jul, 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:                              192265
    Prefixes after maximum aggregation (per Origin AS):           85033
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      105599
    Number of IPv4 prefixes with a valid ROA:                     77933
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         114309
Total ASes present in the Internet Routing Table:                 16348
    Prefixes per ASN:                                             11.76
Origin-only ASes present in the Internet Routing Table:           14059
Origin ASes announcing only one prefix:                            6436
Transit ASes present in the Internet Routing Table:                2289
Transit-only ASes present in the Internet Routing Table:            629
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:               231
    Number of instances of unregistered ASNs:                       232
Number of 32-bit ASNs allocated by the RIRs:                      45030
Number of 32-bit ASNs visible in the Routing Table:                6143
Prefixes from 32-bit ASNs in the Routing Table:                   21076
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:            101
Number of addresses announced to Internet:                   1126702493
    Equivalent to 67 /8s, 40 /16s and 29 /24s
    Percentage of available address space announced:               30.4
    Percentage of allocated address space announced:               30.4
    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:       56289

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

Prefixes being announced by APNIC Region ASes:                    30401
    Total APNIC prefixes after maximum aggregation:                7249
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29903
    Unique aggregates announced from the APNIC address blocks:     8286
APNIC Region origin ASes present in the Internet Routing Table:    1170
    APNIC Prefixes per ASN:                                       25.56
APNIC Region origin ASes announcing only one prefix:                479
APNIC Region transit ASes present in the Internet Routing Table:    198
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:    502
Number of APNIC addresses announced to Internet:              202048620
    Equivalent to 12 /8s, 11 /16s and 4 /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:                     92150
    Total ARIN prefixes after maximum aggregation:                48736
    ARIN Deaggregation factor:                                     1.89
Prefixes being announced from the ARIN address blocks:            90862
    Unique aggregates announced from the ARIN address blocks:     54703
ARIN Region origin ASes present in the Internet Routing Table:     7407
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3208
ARIN Region transit ASes present in the Internet Routing Table:     673
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:    1527
Number of ARIN addresses announced to Internet:               660463201
    Equivalent to 39 /8s, 93 /16s and 222 /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:                     31478
    Total RIPE prefixes after maximum aggregation:                17183
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            32419
    Unique aggregates announced from the RIPE address blocks:     24474
RIPE Region origin ASes present in the Internet Routing Table:     3302
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:                1422
RIPE Region transit ASes present in the Internet Routing Table:     523
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1226
Number of RIPE addresses announced to Internet:               162538960
    Equivalent to 9 /8s, 176 /16s and 37 /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:                   33192
    Total LACNIC prefixes after maximum aggregation:              10142
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          32923
    Unique aggregates announced from the LACNIC address blocks:   15518
LACNIC Region origin ASes present in the Internet Routing Table:   3528
    LACNIC Prefixes per ASN:                                       9.33
LACNIC Region origin ASes announcing only one prefix:              1245
LACNIC Region transit ASes present in the Internet Routing Table:   716
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:  2787
Number of LACNIC addresses announced to Internet:              74228480
    Equivalent to 4 /8s, 108 /16s and 163 /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:                   4813
    Total AfriNIC prefixes after maximum aggregation:              1548
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:          6057
    Unique aggregates announced from the AfriNIC address blocks:   2523
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     28.98
AfriNIC Region origin ASes announcing only one prefix:               82
AfriNIC Region transit ASes present in the Internet Routing Table:   63
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:  101
Number of AfriNIC addresses announced to Internet:             27360256
    Equivalent to 1 /8s, 161 /16s and 124 /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        9665       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56041        1467        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         648      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         484        769     107  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10185      11550    3632  AMAZON-02, US
  6327        3559       1315      55  SHAW, CA
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2633       3222    1234  DNIC-ASBLK-00306-00371, US
  4155        1995        128    1304  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, 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
 20940        1290        103    1048  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         699         60      24  Jordan Data Communications, JO
  8452         578       1841      11  TE-AS TE-AS, EG
 51167         552        105     241  CONTABO, DE
212238         454         33     403  CDNEXT, GB
 35819         443        439      53  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         385         34       5  ASN-ISKON, HR

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        5558       1601     668  UNINET, MX
  3816        1326        783     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  Telmex Colombia S.A., CO
 27843         231         20      33  WIN EMPRESAS S.A.C., PE

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         754        389      16  LINKdotNET-AS, EG
 29571         534         48     250  ORANGE-COTE-IVOIRE, CI
 36914         519         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 36935         133         33      37  Vodafone-, EG
 37480         129          8      34  Cobranet, NG
 15706         107         28       9  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       10185      11550    3632  AMAZON-02, US
  9808        9665       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5558       1601     668  UNINET, MX
  6327        3559       1315      55  SHAW, CA
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2633       3222    1234  DNIC-ASBLK-00306-00371, US
  4155        1995        128    1304  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  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        9665         9591  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5558         4890  UNINET, MX
  6327        3559         3504  SHAW, CA
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
   367        2633         1399  DNIC-ASBLK-00306-00371, US
 56041        1467         1394  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1326         1128  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
     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
     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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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

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      /12:92      
/13:136     /14:363     /15:706     /16:5950    /17:2432    /18:2563    
/19:5514    /20:8417    /21:11101   /22:23039   /23:20706   /24:110977  
/25:42      /26:46      /27:68      /28:17      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  6327        3385        3559  SHAW, CA
  8151        2834        5558  UNINET, MX
 16509        2138       10185  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         785         933  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         694        1100  Telefonica del Peru S.A.A., PE
  8376         547         699  Jordan Data Communications, JO

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

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

   1:13        2:186       3:375       5:406       6:135       7:5      
   8:625      11:171      12:650      13:306      14:99       15:282    
  16:183      17:7        18:752      20:33       21:4        22:188    
  23:1824     24:726      25:2        27:30       29:19       31:161    
  32:1        34:10       35:59       36:1197     37:502      38:810    
  39:536      40:27       41:790      42:12       43:177      44:34     
  45:2878     46:609      47:98       49:12       50:276      51:357    
  52:1361     54:276      55:924      57:21       58:33       59:34     
  60:17       61:54       62:321      63:492      64:1502     65:804    
  66:1168     67:838      68:195      69:825      70:137      71:195    
  72:455      74:713      75:382      76:196      77:241      78:287    
  79:158      80:208      81:182      82:216      83:107      84:189    
  85:338      86:166      87:155      88:174      89:551      90:97     
  91:592      92:419      93:306      94:479      95:168      96:365    
  97:35       98:140      99:154     100:11      101:16      102:236    
 103:1133    104:710     105:72      106:3       107:192     108:312    
 109:260     110:27      111:1811    112:447     113:39      114:37     
 115:19      116:39      117:963     118:74      119:106     120:1091   
 121:36      122:78      123:22      124:56      125:19      128:356    
 129:272     130:517     131:838     132:549     133:197     134:350    
 135:93      136:387     137:428     138:851     139:349     140:590    
 141:324     142:750     143:683     144:337     145:66      146:480    
 147:407     148:588     149:459     150:288     151:520     152:573    
 153:117     154:520     155:635     156:439     157:296     158:319    
 159:651     160:851     161:488     162:691     163:279     164:662    
 165:394     166:147     167:417     168:1021    169:138     170:1242   
 171:68      172:948     173:792     174:170     175:44      176:260    
 177:969     178:219     179:556     180:56      181:981     182:25     
 183:830     184:313     185:2341    186:955     187:910     188:514    
 189:1107    190:2723    191:278     192:3862    193:1312    194:880    
 195:579     196:432     197:671     198:2021    199:3846    200:2563   
 201:2424    202:1096    203:653     204:1736    205:1692    206:1195   
 207:1137    208:920     209:1349    210:344     211:442     212:695    
 213:585     214:1025    215:42      216:1983    217:277     218:525    
 219:37      220:30      221:302     222:20      223:638    

End of report


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