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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 25 20:16:45 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 25 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:                              184152
    Prefixes after maximum aggregation (per Origin AS):           82495
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      101817
    Number of IPv4 prefixes with a valid ROA:                     73526
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         110603
Total ASes present in the Internet Routing Table:                 16123
    Prefixes per ASN:                                             11.42
Origin-only ASes present in the Internet Routing Table:           13868
Origin ASes announcing only one prefix:                            6344
Transit ASes present in the Internet Routing Table:                2255
Transit-only ASes present in the Internet Routing Table:            622
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:               214
    Number of instances of unregistered ASNs:                       215
Number of 32-bit ASNs allocated by the RIRs:                      45031
Number of 32-bit ASNs visible in the Routing Table:                6120
Prefixes from 32-bit ASNs in the Routing Table:                   21016
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:             95
Number of addresses announced to Internet:                   1119631261
    Equivalent to 66 /8s, 188 /16s and 55 /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:       50297

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

Prefixes being announced by APNIC Region ASes:                    30288
    Total APNIC prefixes after maximum aggregation:                7268
    APNIC Deaggregation factor:                                    4.17
Prefixes being announced from the APNIC address blocks:           29856
    Unique aggregates announced from the APNIC address blocks:     8304
APNIC Region origin ASes present in the Internet Routing Table:    1186
    APNIC Prefixes per ASN:                                       25.17
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    198
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:    517
Number of APNIC addresses announced to Internet:              202023788
    Equivalent to 12 /8s, 10 /16s and 163 /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:                     84796
    Total ARIN prefixes after maximum aggregation:                46531
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            83533
    Unique aggregates announced from the ARIN address blocks:     51450
ARIN Region origin ASes present in the Internet Routing Table:     7179
    ARIN Prefixes per ASN:                                        11.64
ARIN Region origin ASes announcing only one prefix:                3112
ARIN Region transit ASes present in the Internet Routing Table:     632
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:    1472
Number of ARIN addresses announced to Internet:               653255521
    Equivalent to 38 /8s, 239 /16s and 227 /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:                     30999
    Total RIPE prefixes after maximum aggregation:                16786
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            31896
    Unique aggregates announced from the RIPE address blocks:     23967
RIPE Region origin ASes present in the Internet Routing Table:     3277
    RIPE Prefixes per ASN:                                         9.73
RIPE Region origin ASes announcing only one prefix:                1414
RIPE Region transit ASes present in the Internet Routing Table:     516
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:    1225
Number of RIPE addresses announced to Internet:               162583248
    Equivalent to 9 /8s, 176 /16s and 210 /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:                   33052
    Total LACNIC prefixes after maximum aggregation:              10190
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          32745
    Unique aggregates announced from the LACNIC address blocks:   15499
LACNIC Region origin ASes present in the Internet Routing Table:   3548
    LACNIC Prefixes per ASN:                                       9.23
LACNIC Region origin ASes announcing only one prefix:              1251
LACNIC Region transit ASes present in the Internet Routing Table:   728
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:  2802
Number of LACNIC addresses announced to Internet:              73874432
    Equivalent to 4 /8s, 103 /16s and 60 /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:                   4803
    Total AfriNIC prefixes after maximum aggregation:              1557
    AfriNIC Deaggregation factor:                                  3.08
Prefixes being announced from the AfriNIC address blocks:          6027
    Unique aggregates announced from the AfriNIC address blocks:   2508
AfriNIC Region origin ASes present in the Internet Routing Table:   213
    AfriNIC Prefixes per ASN:                                     28.30
AfriNIC Region origin ASes announcing only one prefix:               85
AfriNIC Region transit ASes present in the Internet Routing Table:   66
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:  104
Number of AfriNIC addresses announced to Internet:             27839232
    Equivalent to 1 /8s, 168 /16s and 203 /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        9674       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        1468        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         627      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       10227      11555    3655  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2624       3209    1230  DNIC-ASBLK-00306-00371, US
  4155        2016        133    1313  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     581  DNIC-ASBLK-05800-06055, US
 14618         986       4180     737  AMAZON-AES, US
   855         966        255      82  CANET-ASN-4, CA
 19901         936        568     639  BRSPD-PUBLIC, 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        1211         97     997  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         462        469      62  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         390         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        5525       1601     668  UNINET, MX
  3816        1317        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         873       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         535         73     232  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         748        389      16  LINKdotNET-AS, EG
 29571         537         48     253  ORANGE-COTE-IVOIRE, CI
 36914         456         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         142        142      85  RAYA-AS, 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       10227      11555    3655  AMAZON-02, US
  9808        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5525       1601     668  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2624       3209    1230  DNIC-ASBLK-00306-00371, US
  4155        2016        133    1313  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        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        9674         9600  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5525         4857  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
   367        2624         1394  DNIC-ASBLK-00306-00371, US
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1317         1115  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      
/13:129     /14:358     /15:697     /16:5889    /17:2424    /18:2524    
/19:5375    /20:8374    /21:10894   /22:19539   /23:20248   /24:107340  
/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        2802        5525  UNINET, MX
 16509        2149       10227  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         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         694        1100  Telefonica del Peru S.A.A., PE
  8376         558         711  Jordan Data Communications, JO
 36914         446         456  KENET-AS, KE
  3356         437         840  LEVEL3, US

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

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

   1:14        2:183       3:379       5:385       6:135       7:5      
   8:620      11:171      12:653      13:310      14:98       15:285    
  16:183      17:6        18:753      20:33       21:4        22:188    
  23:1635     24:379      25:2        27:29       29:19       31:159    
  32:1        34:10       35:60       36:1195     37:375      38:805    
  39:536      40:27       41:715      42:12       43:173      44:26     
  45:2765     46:616      47:90       49:13       50:272      51:353    
  52:1356     54:276      55:927      57:20       58:33       59:34     
  60:17       61:54       62:321      63:486      64:1439     65:782    
  66:1141     67:680      68:168      69:724      70:139      71:192    
  72:365      74:679      75:382      76:186      77:242      78:285    
  79:159      80:195      81:181      82:222      83:101      84:194    
  85:341      86:172      87:151      88:176      89:542      90:97     
  91:594      92:410      93:304      94:472      95:165      96:157    
  97:34       98:133      99:154     100:11      101:18      102:222    
 103:1168    104:656     105:77      106:3       107:184     108:305    
 109:257     110:24      111:1811    112:447     113:35      114:36     
 115:19      116:34      117:961     118:75      119:105     120:1104   
 121:36      122:77      123:20      124:57      125:19      128:345    
 129:270     130:513     131:843     132:538     133:197     134:338    
 135:82      136:388     137:435     138:861     139:385     140:583    
 141:325     142:683     143:703     144:332     145:66      146:466    
 147:404     148:584     149:443     150:290     151:525     152:536    
 153:116     154:488     155:624     156:442     157:291     158:314    
 159:555     160:607     161:497     162:658     163:271     164:661    
 165:388     166:160     167:411     168:1016    169:139     170:1232   
 171:63      172:896     173:618     174:91      175:48      176:263    
 177:1026    178:222     179:558     180:53      181:925     182:25     
 183:829     184:194     185:2322    186:882     187:995     188:484    
 189:1126    190:2676    191:274     192:3802    193:1307    194:871    
 195:578     196:416     197:658     198:1970    199:3792    200:2562   
 201:2393    202:1056    203:653     204:1702    205:1670    206:1152   
 207:1099    208:871     209:1314    210:348     211:442     212:696    
 213:560     214:1024    215:42      216:1647    217:275     218:526    
 219:38      220:29      221:302     222:20      223:635    

End of report


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