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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 7 20:16:45 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 07 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:                              188754
    Prefixes after maximum aggregation (per Origin AS):           85314
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      105676
    Number of IPv4 prefixes with a valid ROA:                     74314
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114422
Total ASes present in the Internet Routing Table:                 16400
    Prefixes per ASN:                                             11.51
Origin-only ASes present in the Internet Routing Table:           14099
Origin ASes announcing only one prefix:                            6553
Transit ASes present in the Internet Routing Table:                2301
Transit-only ASes present in the Internet Routing Table:            656
Paths with bogon ASNs present in the IPv4 Routing Table:              2
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:               211
    Number of instances of unregistered ASNs:                       211
Number of 32-bit ASNs allocated by the RIRs:                      44971
Number of 32-bit ASNs visible in the Routing Table:                5996
Prefixes from 32-bit ASNs in the Routing Table:                   20176
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:             91
Number of addresses announced to Internet:                   1131137949
    Equivalent to 67 /8s, 107 /16s and 203 /24s
    Percentage of available address space announced:               30.6
    Percentage of allocated address space announced:               30.6
    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:       53530

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

Prefixes being announced by APNIC Region ASes:                    30349
    Total APNIC prefixes after maximum aggregation:                7207
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29855
    Unique aggregates announced from the APNIC address blocks:     8260
APNIC Region origin ASes present in the Internet Routing Table:    1177
    APNIC Prefixes per ASN:                                       25.37
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    200
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         20
Number of APNIC region 32-bit ASNs visible in the Routing Table:    526
Number of APNIC addresses announced to Internet:              202031468
    Equivalent to 12 /8s, 10 /16s and 193 /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:                     87714
    Total ARIN prefixes after maximum aggregation:                48325
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86192
    Unique aggregates announced from the ARIN address blocks:     53853
ARIN Region origin ASes present in the Internet Routing Table:     7343
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3213
ARIN Region transit ASes present in the Internet Routing Table:     663
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:    1512
Number of ARIN addresses announced to Internet:               654787169
    Equivalent to 39 /8s, 7 /16s and 66 /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:                     34426
    Total RIPE prefixes after maximum aggregation:                18515
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35481
    Unique aggregates announced from the RIPE address blocks:     26236
RIPE Region origin ASes present in the Internet Routing Table:     3767
    RIPE Prefixes per ASN:                                         9.42
RIPE Region origin ASes announcing only one prefix:                1625
RIPE Region transit ASes present in the Internet Routing Table:     613
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:    1407
Number of RIPE addresses announced to Internet:               173065424
    Equivalent to 10 /8s, 80 /16s and 196 /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:                   31052
    Total LACNIC prefixes after maximum aggregation:               9522
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          30782
    Unique aggregates announced from the LACNIC address blocks:   14612
LACNIC Region origin ASes present in the Internet Routing Table:   3134
    LACNIC Prefixes per ASN:                                       9.82
LACNIC Region origin ASes announcing only one prefix:              1143
LACNIC Region transit ASes present in the Internet Routing Table:   640
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:  2428
Number of LACNIC addresses announced to Internet:              73432320
    Equivalent to 4 /8s, 96 /16s and 125 /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:                   5002
    Total AfriNIC prefixes after maximum aggregation:              1582
    AfriNIC Deaggregation factor:                                  3.16
Prefixes being announced from the AfriNIC address blocks:          6353
    Unique aggregates announced from the AfriNIC address blocks:   2630
AfriNIC Region origin ASes present in the Internet Routing Table:   228
    AfriNIC Prefixes per ASN:                                     27.86
AfriNIC Region origin ASes announcing only one prefix:               90
AfriNIC Region transit ASes present in the Internet Routing Table:   71
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:  123
Number of AfriNIC addresses announced to Internet:             27765760
    Equivalent to 1 /8s, 167 /16s and 172 /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        9653       8745      72  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        1466        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         691      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        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       10094      11529    3634  AMAZON-02, US
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2644       3270    1238  DNIC-ASBLK-00306-00371, US
  4155        1956        125    1290  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1300        382     589  DNIC-ASBLK-05800-06055, US
  7979        1009         66     203  SERVERS-COM, US
 14618         970       4179     725  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        1292        104    1047  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         689         60      23  Jordan Data Communications, JO
  8452         585       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         470        477      55  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         391         29     343  CDNEXT, GB

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        5666       1647     731  UNINET, MX
  3816        1325        781     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1091        369      22  Telefonica del Peru S.A.A., PE
 11830        1088        324       6  Instituto Costarricense de Electricidad y
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         532         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         318         44     270  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         801        389      16  LINKdotNET-AS, EG
 29571         515         47     237  ORANGE-COTE-IVOIRE, CI
 36914         433         82       3  KENET-AS, KE
  2018         376        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 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       10094      11529    3634  AMAZON-02, US
  9808        9653       8745      72  CHINAMOBILE-CN China Mobile Communication
  8151        5666       1647     731  UNINET, MX
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2644       3270    1238  DNIC-ASBLK-00306-00371, US
  4155        1956        125    1290  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  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        9653         9581  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5666         4935  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2644         1406  DNIC-ASBLK-00306-00371, US
 56041        1466         1393  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1694         1385  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1325         1133  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1088         1082  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
41.74.44.0/24        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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ

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      /11:29      /12:95      
/13:131     /14:362     /15:705     /16:5969    /17:2475    /18:2598    
/19:5533    /20:8570    /21:11069   /22:20305   /23:20249   /24:110419  
/25:44      /26:48      /27:69      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2915        5666  UNINET, MX
 16509        2126       10094  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11830         925        1088  Instituto Costarricense de Electricidad y Telecom., CR
 19901         779         926  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         685        1091  Telefonica del Peru S.A.A., PE
  8376         534         689  Jordan Data Communications, JO
  7979         439        1009  SERVERS-COM, US

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

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

   1:11        2:194       3:362       5:533       6:148       7:5      
   8:631      11:171      12:652      13:301      14:98       15:282    
  16:183      17:6        18:746      20:34       21:4        22:188    
  23:1855     24:719      25:2        27:27       29:19       31:177    
  32:1        34:10       35:58       36:1195     37:385      38:785    
  39:530      40:26       41:707      42:13       43:178      44:33     
  45:2501     46:626      47:93       49:12       50:273      51:355    
  52:1364     54:276      55:926      56:3        57:21       58:7      
  59:33       60:17       61:57       62:337      63:502      64:1481   
  65:810      66:1150     67:833      68:173      69:790      70:137    
  71:192      72:467      74:701      75:382      76:182      77:270    
  78:321      79:166      80:251      81:217      82:232      83:127    
  84:198      85:392      86:162      87:171      88:175      89:544    
  90:99       91:687      92:469      93:309      94:492      95:201    
  96:360      97:34       98:139      99:148     100:11      101:17     
 102:231     103:1177    104:697     105:99      106:3       107:185    
 108:313     109:295     110:28      111:1810    112:446     113:46     
 114:35      115:19      116:33      117:963     118:73      119:105    
 120:1088    121:36      122:85      123:21      124:56      125:14     
 128:358     129:275     130:517     131:798     132:510     133:196    
 134:340     135:87      136:391     137:422     138:766     139:385    
 140:584     141:319     142:726     143:597     144:331     145:71     
 146:468     147:403     148:590     149:471     150:293     151:542    
 152:584     153:120     154:539     155:634     156:460     157:285    
 158:318     159:663     160:861     161:463     162:703     163:276    
 164:655     165:396     166:115     167:411     168:981     169:139    
 170:1211    171:65      172:940     173:785     174:170     175:40     
 176:307     177:866     178:424     179:493     180:57      181:894    
 182:21      183:827     184:313     185:2442    186:750     187:776    
 188:538     189:1139    190:2691    191:248     192:3859    193:1494   
 194:1043    195:653     196:428     197:693     198:1991    199:3762   
 200:2499    201:2543    202:1088    203:635     204:1714    205:1678   
 206:1163    207:1118    208:910     209:1345    210:340     211:431    
 212:709     213:624     214:1009    215:42      216:1723    217:328    
 218:525     219:23      220:29      221:302     222:20      223:638    


End of report


More information about the ren-bgp-stats-all mailing list