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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 20 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 20 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:                              190069
    Prefixes after maximum aggregation (per Origin AS):           83927
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104508
    Number of IPv4 prefixes with a valid ROA:                     76195
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         113858
Total ASes present in the Internet Routing Table:                 15826
    Prefixes per ASN:                                             12.01
Origin-only ASes present in the Internet Routing Table:           13641
Origin ASes announcing only one prefix:                            6283
Transit ASes present in the Internet Routing Table:                2185
Transit-only ASes present in the Internet Routing Table:            605
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:               219
    Number of instances of unregistered ASNs:                       219
Number of 32-bit ASNs allocated by the RIRs:                      44805
Number of 32-bit ASNs visible in the Routing Table:                5706
Prefixes from 32-bit ASNs in the Routing Table:                   19472
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:             78
Number of addresses announced to Internet:                   1116322461
    Equivalent to 66 /8s, 137 /16s and 186 /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:       55724

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

Prefixes being announced by APNIC Region ASes:                    30141
    Total APNIC prefixes after maximum aggregation:                7124
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           29679
    Unique aggregates announced from the APNIC address blocks:     8104
APNIC Region origin ASes present in the Internet Routing Table:    1130
    APNIC Prefixes per ASN:                                       26.26
APNIC Region origin ASes announcing only one prefix:                461
APNIC Region transit ASes present in the Internet Routing Table:    202
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:    494
Number of APNIC addresses announced to Internet:              202484076
    Equivalent to 12 /8s, 17 /16s and 169 /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:                     87315
    Total ARIN prefixes after maximum aggregation:                48112
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            85942
    Unique aggregates announced from the ARIN address blocks:     53757
ARIN Region origin ASes present in the Internet Routing Table:     7323
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3190
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:    1511
Number of ARIN addresses announced to Internet:               653962593
    Equivalent to 38 /8s, 250 /16s and 173 /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:                     36611
    Total RIPE prefixes after maximum aggregation:                17231
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            37509
    Unique aggregates announced from the RIPE address blocks:     25163
RIPE Region origin ASes present in the Internet Routing Table:     3392
    RIPE Prefixes per ASN:                                        11.06
RIPE Region origin ASes announcing only one prefix:                1450
RIPE Region transit ASes present in the Internet Routing Table:     540
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1251
Number of RIPE addresses announced to Internet:               159876304
    Equivalent to 9 /8s, 135 /16s and 132 /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:                   31335
    Total LACNIC prefixes after maximum aggregation:               9550
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          31052
    Unique aggregates announced from the LACNIC address blocks:   14719
LACNIC Region origin ASes present in the Internet Routing Table:   3076
    LACNIC Prefixes per ASN:                                      10.09
LACNIC Region origin ASes announcing only one prefix:              1102
LACNIC Region transit ASes present in the Internet Routing Table:   604
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:  2352
Number of LACNIC addresses announced to Internet:              73408512
    Equivalent to 4 /8s, 96 /16s and 32 /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:                   4448
    Total AfriNIC prefixes after maximum aggregation:              1737
    AfriNIC Deaggregation factor:                                  2.56
Prefixes being announced from the AfriNIC address blocks:          5809
    Unique aggregates announced from the AfriNIC address blocks:   2688
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     28.62
AfriNIC Region origin ASes announcing only one prefix:               80
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:   98
Number of AfriNIC addresses announced to Internet:             26552832
    Equivalent to 1 /8s, 149 /16s and 42 /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        1486        875     110  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         709      10639     150  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  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       10064      11452    3588  AMAZON-02, US
   749        3249      54900    2501  DNIC-AS-00749, US
   367        2669       3341    1249  DNIC-ASBLK-00306-00371, US
  4155        1926        124    1286  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        1267        101    1025  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         689         60      22  Jordan Data Communications, JO
  8452         623       1841      11  TE-AS TE-AS, EG
 51167         544        104     238  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  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        4664       1383     730  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19037        1210        278      33  AMX Argentina S.A., AR
  6147        1093        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         441         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 29571         352         40     191  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         147        236     124  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       10064      11452    3588  AMAZON-02, US
  9808        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
 39891        4758        286      60  ALJAWWALSTC-AS, SA
  8151        4664       1383     730  UNINET, MX
   749        3249      54900    2501  DNIC-AS-00749, US
   367        2669       3341    1249  DNIC-ASBLK-00306-00371, US
  4155        1926        124    1286  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        4664         3934  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2669         1420  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1486         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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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       /10:17      /11:30      /12:93      
/13:124     /14:357     /15:698     /16:5936    /17:2450    /18:2556    
/19:5388    /20:8611    /21:10907   /22:19625   /23:20322   /24:112678  
/25:79      /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        2314        4664  UNINET, MX
 16509        2124       10064  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         770         912  BRSPD-PUBLIC, US
 19037         762        1210  AMX Argentina S.A., AR
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  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        2:388       3:347       5:1099      6:148       7:5      
   8:626      11:171      12:659      13:301      14:101      15:280    
  16:181      17:6        18:742      20:33       21:4        22:188    
  23:1822     24:700      25:2        27:27       29:19       31:201    
  32:1        34:10       35:58       36:1192     37:422      38:787    
  39:528      40:26       41:619      42:13       43:171      44:33     
  45:2498     46:628      47:93       49:12       50:269      51:481    
  52:1367     54:278      55:914      57:22       58:6        59:35     
  60:17       61:66       62:351      63:498      64:1538     65:808    
  66:1218     67:831      68:178      69:811      70:137      71:190    
  72:466      74:705      75:381      76:183      77:313      78:560    
  79:161      80:228      81:183      82:214      83:122      84:197    
  85:439      86:162      87:161      88:156      89:529      90:96     
  91:619      92:449      93:821      94:496      95:1083     96:363    
  97:34       98:142      99:149     100:11      101:15      102:196    
 103:1061    104:758     105:76      106:3       107:170     108:300    
 109:265     110:37      111:1795    112:443     113:46      114:34     
 115:19      116:29      117:967     118:75      119:107     120:1085   
 121:20      122:81      123:21      124:58      125:15      128:360    
 129:277     130:521     131:785     132:517     133:195     134:340    
 135:88      136:376     137:420     138:741     139:391     140:605    
 141:324     142:704     143:608     144:330     145:66      146:463    
 147:435     148:591     149:463     150:292     151:582     152:584    
 153:116     154:531     155:693     156:429     157:271     158:308    
 159:666     160:750     161:491     162:696     163:278     164:645    
 165:397     166:107     167:403     168:977     169:137     170:1328   
 171:65      172:954     173:780     174:169     175:35      176:397    
 177:784     178:384     179:519     180:56      181:1053    182:20     
 183:831     184:311     185:2398    186:1201    187:678     188:642    
 189:1053    190:2932    191:225     192:3859    193:1299    194:869    
 195:600     196:417     197:555     198:1962    199:3748    200:2671   
 201:2328    202:1065    203:630     204:1723    205:1684    206:1181   
 207:1119    208:910     209:1356    210:334     211:431     212:716    
 213:587     214:1021    215:42      216:1717    217:283     218:525    
 219:23      220:29      221:303     222:20      223:635    

End of report


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