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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 17 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 17 Jun, 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:                              189521
    Prefixes after maximum aggregation (per Origin AS):           83794
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104621
    Number of IPv4 prefixes with a valid ROA:                     76553
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         112952
Total ASes present in the Internet Routing Table:                 15864
    Prefixes per ASN:                                             11.95
Origin-only ASes present in the Internet Routing Table:           13700
Origin ASes announcing only one prefix:                            6305
Transit ASes present in the Internet Routing Table:                2164
Transit-only ASes present in the Internet Routing Table:            611
Paths with bogon ASNs present in the IPv4 Routing Table:              4
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:               228
    Number of instances of unregistered ASNs:                       228
Number of 32-bit ASNs allocated by the RIRs:                      44779
Number of 32-bit ASNs visible in the Routing Table:                5684
Prefixes from 32-bit ASNs in the Routing Table:                   19605
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:             95
Number of addresses announced to Internet:                   1115657885
    Equivalent to 66 /8s, 127 /16s and 150 /24s
    Percentage of available address space announced:               30.1
    Percentage of allocated address space announced:               30.1
    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:       55388

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

Prefixes being announced by APNIC Region ASes:                    30215
    Total APNIC prefixes after maximum aggregation:                7139
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           29792
    Unique aggregates announced from the APNIC address blocks:     8136
APNIC Region origin ASes present in the Internet Routing Table:    1164
    APNIC Prefixes per ASN:                                       25.59
APNIC Region origin ASes announcing only one prefix:                488
APNIC Region transit ASes present in the Internet Routing Table:    201
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:    516
Number of APNIC addresses announced to Internet:              202376044
    Equivalent to 12 /8s, 16 /16s and 3 /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:                     87250
    Total ARIN prefixes after maximum aggregation:                48059
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85896
    Unique aggregates announced from the ARIN address blocks:     53729
ARIN Region origin ASes present in the Internet Routing Table:     7320
    ARIN Prefixes per ASN:                                        11.73
ARIN Region origin ASes announcing only one prefix:                3197
ARIN Region transit ASes present in the Internet Routing Table:     653
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:    1511
Number of ARIN addresses announced to Internet:               653752673
    Equivalent to 38 /8s, 247 /16s and 121 /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:                     37081
    Total RIPE prefixes after maximum aggregation:                17447
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37999
    Unique aggregates announced from the RIPE address blocks:     25510
RIPE Region origin ASes present in the Internet Routing Table:     3492
    RIPE Prefixes per ASN:                                        10.88
RIPE Region origin ASes announcing only one prefix:                1505
RIPE Region transit ASes present in the Internet Routing Table:     546
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1286
Number of RIPE addresses announced to Internet:               161041872
    Equivalent to 9 /8s, 153 /16s and 77 /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:                   29941
    Total LACNIC prefixes after maximum aggregation:               9025
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          29687
    Unique aggregates announced from the LACNIC address blocks:   14102
LACNIC Region origin ASes present in the Internet Routing Table:   2963
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1032
LACNIC Region transit ASes present in the Internet Routing Table:   584
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2257
Number of LACNIC addresses announced to Internet:              72398592
    Equivalent to 4 /8s, 80 /16s and 183 /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:                   4806
    Total AfriNIC prefixes after maximum aggregation:              1949
    AfriNIC Deaggregation factor:                                  2.47
Prefixes being announced from the AfriNIC address blocks:          6052
    Unique aggregates announced from the AfriNIC address blocks:   3060
AfriNIC Region origin ASes present in the Internet Routing Table:   217
    AfriNIC Prefixes per ASN:                                     27.89
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   69
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  114
Number of AfriNIC addresses announced to Internet:             26035456
    Equivalent to 1 /8s, 141 /16s and 69 /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        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1484        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 17676         712      10639     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  UNASSIGNED

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       10036      11413    3582  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2657       3343    1245  DNIC-ASBLK-00306-00371, US
  4155        1915        123    1286  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1306        384     584  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         958        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
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1292        104    1041  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         705         60      23  Jordan Data Communications, JO
  8452         621       1841      11  TE-AS TE-AS, EG
 51167         543        103     237  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         421         31     366  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR

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        5375       1567     756  UNINET, MX
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         536       2819      81  TELEFONICA BRASIL S.A, BR
 13999         505         69     217  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 27983         237         23     119  Red Intercable Digital S.A., AR
 27843         229         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         719        218     283  LINKdotNET-AS, EG
 29571         499         47     229  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         248         82       3  KENET-AS, KE
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         147        236     124  ETISALAT-MISR, EG
 37480         127          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       10036      11413    3582  AMAZON-02, US
  9808        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
  8151        5375       1567     756  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2657       3343    1245  DNIC-ASBLK-00306-00371, US
  4155        1915        123    1286  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  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        9652         9583  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5375         4619  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2657         1412  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1484         1374  CMNET-JIANGSU-AP China Mobile communications co
 11776        1595         1326  ATLANTICBB-JOHNSTOWN, US
  3816        1323         1132  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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    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

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
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.126.0/24       Origin:     37442  UNASSIGNED
41.57.126.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  UNASSIGNED
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  UNASSIGNED
41.74.44.0/24       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       /10:17      /11:30      /12:93      
/13:124     /14:354     /15:695     /16:5927    /17:2451    /18:2551    
/19:5436    /20:8797    /21:10810   /22:19455   /23:20336   /24:112167  
/25:80      /26:50      /27:80      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2782        5375  UNINET, MX
 16509        2135       10036  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         769         911  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE
  8376         549         705  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        2:393       3:345       5:1112      6:148       7:5      
   8:631      11:171      12:662      13:296      14:102      15:280    
  16:181      17:6        18:744      20:33       21:4        22:188    
  23:1845     24:694      25:2        27:27       29:19       31:198    
  32:1        34:10       35:58       36:1179     37:439      38:785    
  39:528      40:26       41:697      42:12       43:173      44:33     
  45:2483     46:636      47:96       49:11       50:278      51:480    
  52:1365     54:277      55:917      57:20       58:6        59:35     
  60:17       61:65       62:349      63:496      64:1513     65:808    
  66:1225     67:831      68:176      69:792      70:138      71:190    
  72:467      74:709      75:381      76:185      77:328      78:585    
  79:162      80:231      81:193      82:213      83:130      84:198    
  85:375      86:163      87:160      88:157      89:531      90:98     
  91:624      92:451      93:825      94:498      95:1102     96:358    
  97:34       98:137      99:149     100:11      101:15      102:228    
 103:1106    104:758     105:74      106:3       107:171     108:299    
 109:283     110:36      111:1790    112:446     113:46      114:34     
 115:19      116:31      117:964     118:73      119:108     120:1087   
 121:19      122:81      123:21      124:59      125:15      128:357    
 129:279     130:507     131:768     132:507     133:195     134:339    
 135:89      136:378     137:491     138:747     139:397     140:601    
 141:320     142:706     143:619     144:329     145:66      146:461    
 147:438     148:591     149:461     150:292     151:582     152:582    
 153:116     154:513     155:700     156:428     157:272     158:308    
 159:667     160:854     161:472     162:701     163:277     164:647    
 165:398     166:107     167:397     168:945     169:144     170:1269   
 171:65      172:939     173:776     174:169     175:36      176:412    
 177:747     178:392     179:491     180:56      181:883     182:18     
 183:831     184:310     185:2478    186:727     187:754     188:635    
 189:1120    190:2640    191:246     192:3854    193:1319    194:875    
 195:591     196:455     197:549     198:1988    199:3742    200:2493   
 201:2435    202:1073    203:640     204:1730    205:1675    206:1171   
 207:1116    208:911     209:1356    210:335     211:431     212:709    
 213:580     214:1016    215:42      216:1730    217:311     218:525    
 219:23      220:29      221:303     222:20      223:633    

End of report


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