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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 24 20:16:45 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 24 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:                              184274
    Prefixes after maximum aggregation (per Origin AS):           82300
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      101570
    Number of IPv4 prefixes with a valid ROA:                     73206
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         111049
Total ASes present in the Internet Routing Table:                 16127
    Prefixes per ASN:                                             11.43
Origin-only ASes present in the Internet Routing Table:           13859
Origin ASes announcing only one prefix:                            6358
Transit ASes present in the Internet Routing Table:                2268
Transit-only ASes present in the Internet Routing Table:            632
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:               209
    Number of instances of unregistered ASNs:                       210
Number of 32-bit ASNs allocated by the RIRs:                      45032
Number of 32-bit ASNs visible in the Routing Table:                6119
Prefixes from 32-bit ASNs in the Routing Table:                   20954
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:                   1118202525
    Equivalent to 66 /8s, 166 /16s and 106 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       50291

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

Prefixes being announced by APNIC Region ASes:                    30292
    Total APNIC prefixes after maximum aggregation:                7242
    APNIC Deaggregation factor:                                    4.18
Prefixes being announced from the APNIC address blocks:           29862
    Unique aggregates announced from the APNIC address blocks:     8283
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       25.33
APNIC Region origin ASes announcing only one prefix:                485
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:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    510
Number of APNIC addresses announced to Internet:              202057324
    Equivalent to 12 /8s, 11 /16s and 38 /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:                     84931
    Total ARIN prefixes after maximum aggregation:                46566
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            83445
    Unique aggregates announced from the ARIN address blocks:     51342
ARIN Region origin ASes present in the Internet Routing Table:     7180
    ARIN Prefixes per ASN:                                        11.62
ARIN Region origin ASes announcing only one prefix:                3111
ARIN Region transit ASes present in the Internet Routing Table:     636
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:    1473
Number of ARIN addresses announced to Internet:               651610209
    Equivalent to 38 /8s, 214 /16s and 200 /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:                     30672
    Total RIPE prefixes after maximum aggregation:                16600
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            31772
    Unique aggregates announced from the RIPE address blocks:     23847
RIPE Region origin ASes present in the Internet Routing Table:     3254
    RIPE Prefixes per ASN:                                         9.76
RIPE Region origin ASes announcing only one prefix:                1409
RIPE Region transit ASes present in the Internet Routing Table:     521
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:    1206
Number of RIPE addresses announced to Internet:               162404304
    Equivalent to 9 /8s, 174 /16s and 23 /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:                   33301
    Total LACNIC prefixes after maximum aggregation:              10182
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          33001
    Unique aggregates announced from the LACNIC address blocks:   15495
LACNIC Region origin ASes present in the Internet Routing Table:   3578
    LACNIC Prefixes per ASN:                                       9.22
LACNIC Region origin ASes announcing only one prefix:              1270
LACNIC Region transit ASes present in the Internet Routing Table:   729
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:  2829
Number of LACNIC addresses announced to Internet:              74274816
    Equivalent to 4 /8s, 109 /16s and 88 /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:                   4869
    Total AfriNIC prefixes after maximum aggregation:              1552
    AfriNIC Deaggregation factor:                                  3.14
Prefixes being announced from the AfriNIC address blocks:          6098
    Unique aggregates announced from the AfriNIC address blocks:   2513
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     29.32
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   64
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:             27793408
    Equivalent to 1 /8s, 168 /16s and 24 /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        9656       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         633      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
 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       10190      11549    3650  AMAZON-02, US
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2631       3207    1233  DNIC-ASBLK-00306-00371, US
  4155        2005        129    1307  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         986       4180     737  AMAZON-AES, US
   855         966        255      82  CANET-ASN-4, CA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1210         97     996  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         711         60      24  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         553        106     242  CONTABO, DE
212238         466         34     409  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        1101        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     229  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         536         48     252  ORANGE-COTE-IVOIRE, CI
 36914         518         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 24835         152        152      91  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         129          8      34  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       10190      11549    3650  AMAZON-02, US
  9808        9656       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5558       1601     668  UNINET, MX
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2631       3207    1233  DNIC-ASBLK-00306-00371, US
  4155        2005        129    1307  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 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        9656         9582  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5558         4890  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
   367        2631         1398  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
 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
     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
41.57.127.0/24       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
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      
/13:130     /14:357     /15:695     /16:5876    /17:2418    /18:2542    
/19:5401    /20:8383    /21:10907   /22:19606   /23:20305   /24:107293  
/25:41      /26:46      /27:68      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2834        5558  UNINET, MX
 16509        2141       10190  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         788         936  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         695        1101  Telefonica del Peru S.A.A., PE
  8376         559         711  Jordan Data Communications, JO
 36914         506         518  KENET-AS, KE
  7979         439        1024  SERVERS-COM, US

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

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

   1:13        2:185       3:376       5:379       6:135       7:5      
   8:620      11:171      12:651      13:305      14:99       15:282    
  16:183      17:6        18:753      20:33       21:4        22:188    
  23:1711     24:389      25:2        27:28       29:19       31:148    
  32:1        34:10       35:60       36:1195     37:363      38:797    
  39:536      40:28       41:769      42:12       43:173      44:26     
  45:2779     46:600      47:90       49:12       50:271      51:353    
  52:1356     54:276      55:926      57:20       58:33       59:38     
  60:17       61:54       62:321      63:482      64:1435     65:781    
  66:1143     67:677      68:168      69:730      70:139      71:192    
  72:351      74:673      75:382      76:186      77:247      78:286    
  79:162      80:202      81:180      82:215      83:101      84:193    
  85:341      86:171      87:152      88:175      89:522      90:97     
  91:588      92:411      93:296      94:468      95:158      96:157    
  97:34       98:133      99:154     100:11      101:16      102:219    
 103:1139    104:656     105:77      106:3       107:185     108:305    
 109:247     110:24      111:1811    112:447     113:35      114:36     
 115:19      116:35      117:960     118:73      119:105     120:1092   
 121:36      122:79      123:19      124:57      125:19      128:345    
 129:270     130:521     131:835     132:541     133:197     134:340    
 135:83      136:386     137:434     138:861     139:385     140:587    
 141:325     142:707     143:683     144:336     145:66      146:467    
 147:380     148:587     149:450     150:291     151:520     152:536    
 153:116     154:491     155:626     156:443     157:286     158:314    
 159:555     160:604     161:481     162:659     163:272     164:664    
 165:387     166:148     167:414     168:1024    169:139     170:1215   
 171:63      172:929     173:619     174:91      175:45      176:252    
 177:1023    178:216     179:587     180:53      181:920     182:24     
 183:829     184:194     185:2217    186:877     187:1010    188:509    
 189:1118    190:2714    191:279     192:3803    193:1282    194:860    
 195:572     196:412     197:656     198:1970    199:3792    200:2562   
 201:2420    202:1097    203:651     204:1693    205:1677    206:1152   
 207:1099    208:870     209:1303    210:344     211:442     212:696    
 213:575     214:1022    215:42      216:1650    217:274     218:525    
 219:38      220:29      221:302     222:20      223:635    

End of report


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