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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 22 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 22 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:                              190873
    Prefixes after maximum aggregation (per Origin AS):           84177
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104723
    Number of IPv4 prefixes with a valid ROA:                     76938
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         113920
Total ASes present in the Internet Routing Table:                 15899
    Prefixes per ASN:                                             12.01
Origin-only ASes present in the Internet Routing Table:           13715
Origin ASes announcing only one prefix:                            6326
Transit ASes present in the Internet Routing Table:                2184
Transit-only ASes present in the Internet Routing Table:            612
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:                      44835
Number of 32-bit ASNs visible in the Routing Table:                5742
Prefixes from 32-bit ASNs in the Routing Table:                   19639
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:             81
Number of addresses announced to Internet:                   1121883293
    Equivalent to 66 /8s, 222 /16s and 148 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       56168

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

Prefixes being announced by APNIC Region ASes:                    30288
    Total APNIC prefixes after maximum aggregation:                7169
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29783
    Unique aggregates announced from the APNIC address blocks:     8177
APNIC Region origin ASes present in the Internet Routing Table:    1136
    APNIC Prefixes per ASN:                                       26.22
APNIC Region origin ASes announcing only one prefix:                463
APNIC Region transit ASes present in the Internet Routing Table:    203
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:    497
Number of APNIC addresses announced to Internet:              202439276
    Equivalent to 12 /8s, 16 /16s and 250 /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:                     87454
    Total ARIN prefixes after maximum aggregation:                48180
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86066
    Unique aggregates announced from the ARIN address blocks:     53804
ARIN Region origin ASes present in the Internet Routing Table:     7329
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3196
ARIN Region transit ASes present in the Internet Routing Table:     661
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:    1514
Number of ARIN addresses announced to Internet:               658324833
    Equivalent to 39 /8s, 61 /16s and 61 /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:                     36770
    Total RIPE prefixes after maximum aggregation:                17427
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            37725
    Unique aggregates announced from the RIPE address blocks:     25280
RIPE Region origin ASes present in the Internet Routing Table:     3433
    RIPE Prefixes per ASN:                                        10.99
RIPE Region origin ASes announcing only one prefix:                1470
RIPE Region transit ASes present in the Internet Routing Table:     548
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:    1262
Number of RIPE addresses announced to Internet:               160963792
    Equivalent to 9 /8s, 152 /16s and 28 /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:                   31729
    Total LACNIC prefixes after maximum aggregation:               9512
    LACNIC Deaggregation factor:                                   3.34
Prefixes being announced from the LACNIC address blocks:          31447
    Unique aggregates announced from the LACNIC address blocks:   14699
LACNIC Region origin ASes present in the Internet Routing Table:   3085
    LACNIC Prefixes per ASN:                                      10.19
LACNIC Region origin ASes announcing only one prefix:              1110
LACNIC Region transit ASes present in the Internet Routing Table:   594
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:  2364
Number of LACNIC addresses announced to Internet:              73856512
    Equivalent to 4 /8s, 102 /16s and 246 /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:                   4411
    Total AfriNIC prefixes after maximum aggregation:              1717
    AfriNIC Deaggregation factor:                                  2.57
Prefixes being announced from the AfriNIC address blocks:          5771
    Unique aggregates announced from the AfriNIC address blocks:   2683
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     27.75
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  105
Number of AfriNIC addresses announced to Internet:             26252800
    Equivalent to 1 /8s, 144 /16s and 150 /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        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1487        875     111  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         795        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         708      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         600       2160     464  SINET-AS Research Organization of Infor
 56040         491        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       10055      11451    3596  AMAZON-02, US
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2654       3324    1241  DNIC-ASBLK-00306-00371, US
  4155        1939        124    1289  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1308        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        1271        101    1025  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         691         60      22  Jordan Data Communications, JO
  8452         571       1841      11  TE-AS TE-AS, EG
 51167         544        104     238  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        5233       1548     751  UNINET, MX
  3816        1322        778     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19037        1210        278      33  AMX Argentina S.A., AR
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2859      75  TELEFONICA BRASIL S.A, BR
 13999         514         69     219  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         351         44     290  Telmex Colombia S.A., CO

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
 36914         447         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 29571         353         40     192  ORANGE-COTE-IVOIRE, CI
 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
 15706         106         12      24  Sudatel, SD

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       10055      11451    3596  AMAZON-02, US
  9808        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
  8151        5233       1548     751  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2654       3324    1241  DNIC-ASBLK-00306-00371, US
  4155        1939        124    1289  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        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        9669         9598  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5233         4482  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2654         1413  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1487         1376  CMNET-JIANGSU-AP China Mobile communications co
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
 19037        1210         1177  AMX Argentina S.A., AR

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      /12:93      
/13:124     /14:357     /15:698     /16:5942    /17:2461    /18:2567    
/19:5448    /20:8792    /21:10921   /22:19601   /23:20612   /24:112933  
/25:79      /26:50      /27:79      /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        2727        5233  UNINET, MX
 16509        2130       10055  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         772         914  BRSPD-PUBLIC, US
 19037         762        1210  AMX Argentina S.A., AR
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE

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

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

   1:13        2:394       3:349       5:949       6:148       7:5      
   8:627      11:171      12:658      13:295      14:100      15:280    
  16:181      17:6        18:743      20:33       21:4        22:188    
  23:1828     24:701      25:2        27:27       29:19       31:192    
  32:1        34:10       35:58       36:1192     37:429      38:792    
  39:528      40:26       41:623      42:13       43:175      44:33     
  45:2522     46:633      47:93       49:12       50:270      51:481    
  52:1367     54:277      55:914      57:22       58:6        59:35     
  60:17       61:67       62:349      63:496      64:1538     65:809    
  66:1218     67:833      68:177      69:851      70:138      71:191    
  72:465      74:719      75:382      76:190      77:323      78:591    
  79:159      80:227      81:189      82:218      83:122      84:197    
  85:374      86:163      87:161      88:156      89:535      90:96     
  91:614      92:453      93:822      94:517      95:1105     96:363    
  97:34       98:137      99:149     100:11      101:15      102:200    
 103:1099    104:757     105:76      106:3       107:171     108:300    
 109:275     110:37      111:1795    112:443     113:46      114:36     
 115:19      116:32      117:967     118:75      119:108     120:1085   
 121:19      122:81      123:21      124:57      125:14      128:360    
 129:277     130:519     131:795     132:520     133:195     134:340    
 135:88      136:385     137:419     138:759     139:390     140:606    
 141:328     142:711     143:610     144:329     145:66      146:462    
 147:435     148:586     149:463     150:292     151:584     152:586    
 153:116     154:515     155:695     156:438     157:269     158:308    
 159:666     160:748     161:459     162:695     163:277     164:648    
 165:403     166:115     167:403     168:987     169:136     170:1329   
 171:65      172:932     173:780     174:169     175:35      176:404    
 177:765     178:389     179:529     180:56      181:1054    182:20     
 183:831     184:310     185:2455    186:1191    187:739     188:635    
 189:1091    190:2939    191:223     192:3858    193:1303    194:873    
 195:592     196:403     197:561     198:1970    199:3760    200:2630   
 201:2416    202:1067    203:631     204:1725    205:1688    206:1180   
 207:1119    208:910     209:1351    210:333     211:431     212:708    
 213:586     214:1013    215:42      216:1716    217:294     218:526    
 219:23      220:30      221:303     222:20      223:635    

End of report


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