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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 28 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 28 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:                              189458
    Prefixes after maximum aggregation (per Origin AS):           86059
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      106639
    Number of IPv4 prefixes with a valid ROA:                     74768
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         114671
Total ASes present in the Internet Routing Table:                 16577
    Prefixes per ASN:                                             11.43
Origin-only ASes present in the Internet Routing Table:           14239
Origin ASes announcing only one prefix:                            6606
Transit ASes present in the Internet Routing Table:                2338
Transit-only ASes present in the Internet Routing Table:            671
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:               221
    Number of instances of unregistered ASNs:                       221
Number of 32-bit ASNs allocated by the RIRs:                      44894
Number of 32-bit ASNs visible in the Routing Table:                6128
Prefixes from 32-bit ASNs in the Routing Table:                   20926
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:             90
Number of addresses announced to Internet:                   1134462877
    Equivalent to 67 /8s, 158 /16s and 135 /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:       54257

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

Prefixes being announced by APNIC Region ASes:                    30314
    Total APNIC prefixes after maximum aggregation:                7197
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29828
    Unique aggregates announced from the APNIC address blocks:     8206
APNIC Region origin ASes present in the Internet Routing Table:    1167
    APNIC Prefixes per ASN:                                       25.56
APNIC Region origin ASes announcing only one prefix:                472
APNIC Region transit ASes present in the Internet Routing Table:    199
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    520
Number of APNIC addresses announced to Internet:              202688620
    Equivalent to 12 /8s, 20 /16s and 200 /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:                     87504
    Total ARIN prefixes after maximum aggregation:                48236
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            85992
    Unique aggregates announced from the ARIN address blocks:     53772
ARIN Region origin ASes present in the Internet Routing Table:     7335
    ARIN Prefixes per ASN:                                        11.72
ARIN Region origin ASes announcing only one prefix:                3198
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:    1517
Number of ARIN addresses announced to Internet:               658572129
    Equivalent to 39 /8s, 65 /16s and 3 /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:                     35151
    Total RIPE prefixes after maximum aggregation:                18880
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            36191
    Unique aggregates announced from the RIPE address blocks:     26682
RIPE Region origin ASes present in the Internet Routing Table:     3815
    RIPE Prefixes per ASN:                                         9.49
RIPE Region origin ASes announcing only one prefix:                1647
RIPE Region transit ASes present in the Internet Routing Table:     619
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1419
Number of RIPE addresses announced to Internet:               173518544
    Equivalent to 10 /8s, 87 /16s and 174 /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:                   31585
    Total LACNIC prefixes after maximum aggregation:               9731
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          31315
    Unique aggregates announced from the LACNIC address blocks:   14949
LACNIC Region origin ASes present in the Internet Routing Table:   3255
    LACNIC Prefixes per ASN:                                       9.62
LACNIC Region origin ASes announcing only one prefix:              1197
LACNIC Region transit ASes present in the Internet Routing Table:   661
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:  2544
Number of LACNIC addresses announced to Internet:              73334784
    Equivalent to 4 /8s, 95 /16s and 0 /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:                   4683
    Total AfriNIC prefixes after maximum aggregation:              1843
    AfriNIC Deaggregation factor:                                  2.54
Prefixes being announced from the AfriNIC address blocks:          6042
    Unique aggregates announced from the AfriNIC address blocks:   2942
AfriNIC Region origin ASes present in the Internet Routing Table:   237
    AfriNIC Prefixes per ASN:                                     25.49
AfriNIC Region origin ASes announcing only one prefix:               92
AfriNIC Region transit ASes present in the Internet Routing Table:   76
Average AfriNIC Region AS path length visible:                      5.8
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  128
Number of AfriNIC addresses announced to Internet:             26291968
    Equivalent to 1 /8s, 145 /16s and 47 /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        9683       8745      72  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1493        876     112  CMNET-JIANGSU-AP China Mobile communica
 56041        1463        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         704      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         488        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10109      11534    3638  AMAZON-02, US
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2654       3292    1245  DNIC-ASBLK-00306-00371, US
  4155        1944        125    1286  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1585        105     882  CABLEONE, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         961        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        1300        104    1049  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         684         60      22  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         546        105     239  CONTABO, DE
 35819         465        472      60  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
 13046         394         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        5725       1660     735  UNINET, MX
  3816        1315        775     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         73     229  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         394         47     317  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         661        211     275  LINKdotNET-AS, EG
 36914         443         82       3  KENET-AS, KE
 29571         413         43     211  ORANGE-COTE-IVOIRE, CI
  2018         381        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         128          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       10109      11534    3638  AMAZON-02, US
  9808        9683       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        5725       1660     735  UNINET, MX
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2654       3292    1245  DNIC-ASBLK-00306-00371, US
  4155        1944        125    1286  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1585        105     882  CABLEONE, US
 56047        1507        192      48  CMNET-HUNAN-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        9683         9611  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5725         4990  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2654         1409  DNIC-ASBLK-00306-00371, US
 56041        1463         1390  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1493         1381  CMNET-JIANGSU-AP China Mobile communications co
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1315         1124  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         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
     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
41.74.44.0/24        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      /11:30      /12:97      
/13:126     /14:364     /15:710     /16:5966    /17:2477    /18:2587    
/19:5533    /20:8620    /21:11092   /22:20265   /23:20648   /24:110697  
/25:43      /26:48      /27:69      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2949        5725  UNINET, MX
 16509        2131       10109  AMAZON-02, US
 11492        1196        1585  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1087  Instituto Costarricense de Electricidad y Telec
 19901         776         922  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  Telefonica del Peru S.A.A., PE
  8376         533         684  Jordan Data Communications, JO
  3356         440         859  LEVEL3, US

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

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

   1:12        2:193       3:360       5:559       6:150       7:5      
   8:631      11:171      12:656      13:304      14:98       15:282    
  16:183      17:6        18:741      20:34       21:4        22:188    
  23:1855     24:716      25:2        27:27       29:19       31:212    
  32:1        34:10       35:58       36:1201     37:515      38:787    
  39:528      40:26       41:674      42:13       43:180      44:33     
  45:2563     46:641      47:94       49:12       50:272      51:354    
  52:1370     54:275      55:910      56:1        57:21       58:6      
  59:35       60:17       61:56       62:337      63:496      64:1482   
  65:807      66:1154     67:833      68:171      69:791      70:138    
  71:191      72:464      74:700      75:382      76:182      77:289    
  78:335      79:166      80:259      81:230      82:231      83:127    
  84:192      85:400      86:163      87:173      88:163      89:548    
  90:99       91:686      92:487      93:304      94:495      95:218    
  96:362      97:34       98:136      99:148     100:11      101:15     
 102:223     103:1129    104:694     105:102     106:3       107:176    
 108:306     109:295     110:24      111:1813    112:446     113:46     
 114:35      115:19      116:29      117:968     118:75      119:108    
 120:1088    121:36      122:79      123:21      124:56      125:14     
 128:359     129:277     130:518     131:807     132:524     133:195    
 134:340     135:88      136:390     137:441     138:795     139:383    
 140:584     141:327     142:713     143:598     144:311     145:69     
 146:462     147:400     148:582     149:476     150:292     151:541    
 152:585     153:116     154:499     155:637     156:460     157:268    
 158:307     159:666     160:790     161:458     162:691     163:275    
 164:651     165:399     166:117     167:406     168:999     169:138    
 170:1233    171:65      172:934     173:780     174:167     175:42     
 176:305     177:882     178:422     179:512     180:62      181:924    
 182:21      183:831     184:308     185:2480    186:830     187:786    
 188:603     189:1143    190:2652    191:245     192:3854    193:1496   
 194:1046    195:665     196:419     197:649     198:1975    199:3755   
 200:2503    201:2554    202:1054    203:617     204:1721    205:1672   
 206:1166    207:1119    208:911     209:1349    210:340     211:431    
 212:727     213:632     214:1009    215:42      216:1718    217:337    
 218:522     219:23      220:29      221:303     222:20      223:633    


End of report


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