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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 12 20:16:47 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 12 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:                              185700
    Prefixes after maximum aggregation (per Origin AS):           83948
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      103993
    Number of IPv4 prefixes with a valid ROA:                     72662
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         113016
Total ASes present in the Internet Routing Table:                 15929
    Prefixes per ASN:                                             11.66
Origin-only ASes present in the Internet Routing Table:           13717
Origin ASes announcing only one prefix:                            6301
Transit ASes present in the Internet Routing Table:                2212
Transit-only ASes present in the Internet Routing Table:            633
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:               217
    Number of instances of unregistered ASNs:                       218
Number of 32-bit ASNs allocated by the RIRs:                      44959
Number of 32-bit ASNs visible in the Routing Table:                5819
Prefixes from 32-bit ASNs in the Routing Table:                   19786
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:             96
Number of addresses announced to Internet:                   1122084765
    Equivalent to 66 /8s, 225 /16s and 167 /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:       51806

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

Prefixes being announced by APNIC Region ASes:                    30423
    Total APNIC prefixes after maximum aggregation:                7217
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29839
    Unique aggregates announced from the APNIC address blocks:     8235
APNIC Region origin ASes present in the Internet Routing Table:    1164
    APNIC Prefixes per ASN:                                       25.63
APNIC Region origin ASes announcing only one prefix:                474
APNIC Region transit ASes present in the Internet Routing Table:    195
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:              202152300
    Equivalent to 12 /8s, 12 /16s and 153 /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:                     87877
    Total ARIN prefixes after maximum aggregation:                48403
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86497
    Unique aggregates announced from the ARIN address blocks:     53982
ARIN Region origin ASes present in the Internet Routing Table:     7313
    ARIN Prefixes per ASN:                                        11.83
ARIN Region origin ASes announcing only one prefix:                3184
ARIN Region transit ASes present in the Internet Routing Table:     664
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:    1510
Number of ARIN addresses announced to Internet:               655522401
    Equivalent to 39 /8s, 18 /16s and 122 /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:                     31425
    Total RIPE prefixes after maximum aggregation:                16991
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32453
    Unique aggregates announced from the RIPE address blocks:     24354
RIPE Region origin ASes present in the Internet Routing Table:     3360
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:                1449
RIPE Region transit ASes present in the Internet Routing Table:     530
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1234
Number of RIPE addresses announced to Internet:               163231184
    Equivalent to 9 /8s, 186 /16s and 181 /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:                   30723
    Total LACNIC prefixes after maximum aggregation:               9602
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          30448
    Unique aggregates announced from the LACNIC address blocks:   14720
LACNIC Region origin ASes present in the Internet Routing Table:   3150
    LACNIC Prefixes per ASN:                                       9.67
LACNIC Region origin ASes announcing only one prefix:              1114
LACNIC Region transit ASes present in the Internet Routing Table:   642
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:  2458
Number of LACNIC addresses announced to Internet:              72954624
    Equivalent to 4 /8s, 89 /16s and 51 /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:                   5035
    Total AfriNIC prefixes after maximum aggregation:              1567
    AfriNIC Deaggregation factor:                                  3.21
Prefixes being announced from the AfriNIC address blocks:          6367
    Unique aggregates announced from the AfriNIC address blocks:   2612
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     30.46
AfriNIC Region origin ASes announcing only one prefix:               80
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      5.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  103
Number of AfriNIC addresses announced to Internet:             28165376
    Equivalent to 1 /8s, 173 /16s and 197 /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        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1506        192      48  CMNET-HUNAN-AP China Mobile communication
 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         662      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         488        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        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       10100      11534    3657  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2621       3224    1221  DNIC-ASBLK-00306-00371, US
  4155        1976        131    1294  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        1016         66     206  SERVERS-COM, US
 14618         975       4179     728  AMAZON-AES, 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        1277        102    1036  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      25  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         432        415      44  MOBILY-AS Etihad Etisalat Company Mobily,
212238         421         31     373  CDNEXT, GB
 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        5030       1457     728  UNINET, MX
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1080        369      22  Telefonica del Peru S.A.A., PE
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         73     228  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         357         49     295  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         802        389      16  LINKdotNET-AS, EG
 29571         527         48     245  ORANGE-COTE-IVOIRE, CI
 36914         451         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         152        152      89  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         130          8      31  Cobranet, NG

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       10100      11534    3657  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5030       1457     728  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2621       3224    1221  DNIC-ASBLK-00306-00371, US
  4155        1976        131    1294  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
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati

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        9663         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5030         4302  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2621         1400  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        1322         1122  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  Instituto Costarricense de Electricidad y Telec

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
    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
     30442  UNALLOCATED  12.155.208.0/24           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      /12:91      
/13:129     /14:358     /15:697     /16:5934    /17:2437    /18:2571    
/19:5368    /20:8297    /21:10951   /22:19599   /23:20061   /24:108936  
/25:42      /26:47      /27:68      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2537        5030  UNINET, MX
 16509        2131       10100  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         955        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         783         931  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         545         702  Jordan Data Communications, JO
 36914         441         451  KENET-AS, KE

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

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

   1:12        2:187       3:366       5:395       6:135       7:5      
   8:625      11:171      12:651      13:302      14:98       15:281    
  16:183      17:6        18:746      20:34       21:4        22:188    
  23:1799     24:713      25:2        27:27       29:19       31:164    
  32:1        34:10       35:59       36:1196     37:387      38:828    
  39:536      40:27       41:747      42:13       43:173      44:33     
  45:2548     46:601      47:93       49:12       50:270      51:355    
  52:1354     54:272      55:904      57:21       58:6        59:34     
  60:17       61:55       62:324      63:498      64:1487     65:810    
  66:1155     67:850      68:176      69:860      70:141      71:192    
  72:466      74:720      75:381      76:195      77:238      78:319    
  79:157      80:216      81:182      82:214      83:107      84:189    
  85:340      86:163      87:157      88:173      89:522      90:97     
  91:598      92:424      93:300      94:477      95:173      96:359    
  97:32       98:139      99:153     100:11      101:17      102:221    
 103:1161    104:702     105:76      106:3       107:181     108:308    
 109:253     110:27      111:1809    112:447     113:46      114:35     
 115:15      116:34      117:963     118:76      119:105     120:1090   
 121:36      122:80      123:21      124:56      125:20      128:355    
 129:275     130:521     131:789     132:547     133:196     134:340    
 135:88      136:387     137:423     138:786     139:389     140:592    
 141:327     142:719     143:597     144:334     145:67      146:466    
 147:403     148:589     149:492     150:290     151:522     152:579    
 153:117     154:595     155:630     156:454     157:288     158:304    
 159:657     160:851     161:460     162:691     163:275     164:658    
 165:399     166:116     167:410     168:978     169:138     170:1218   
 171:63      172:913     173:788     174:173     175:44      176:256    
 177:856     178:273     179:554     180:57      181:887     182:25     
 183:827     184:312     185:2266    186:751     187:864     188:509    
 189:1097    190:2656    191:249     192:3823    193:1281    194:867    
 195:570     196:417     197:728     198:2011    199:3788    200:2500   
 201:2370    202:1077    203:630     204:1708    205:1701    206:1184   
 207:1107    208:990     209:1353    210:337     211:439     212:692    
 213:581     214:1012    215:42      216:1718    217:300     218:525    
 219:22      220:29      221:302     222:20      223:638    

End of report


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