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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 23 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 23 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:                              191129
    Prefixes after maximum aggregation (per Origin AS):           84236
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      105140
    Number of IPv4 prefixes with a valid ROA:                     77168
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         113946
Total ASes present in the Internet Routing Table:                 15894
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           13700
Origin ASes announcing only one prefix:                            6308
Transit ASes present in the Internet Routing Table:                2194
Transit-only ASes present in the Internet Routing Table:            624
Paths with bogon ASNs present in the IPv4 Routing Table:              2
Average AS path length visible in the Internet Routing Table:       5.9
    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:                      44848
Number of 32-bit ASNs visible in the Routing Table:                5736
Prefixes from 32-bit ASNs in the Routing Table:                   19814
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:             82
Number of addresses announced to Internet:                   1121713565
    Equivalent to 66 /8s, 219 /16s and 253 /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:       56532

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

Prefixes being announced by APNIC Region ASes:                    30197
    Total APNIC prefixes after maximum aggregation:                7142
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           29720
    Unique aggregates announced from the APNIC address blocks:     8149
APNIC Region origin ASes present in the Internet Routing Table:    1137
    APNIC Prefixes per ASN:                                       26.14
APNIC Region origin ASes announcing only one prefix:                462
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:    497
Number of APNIC addresses announced to Internet:              202321004
    Equivalent to 12 /8s, 15 /16s and 44 /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:                     87292
    Total ARIN prefixes after maximum aggregation:                48123
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            85905
    Unique aggregates announced from the ARIN address blocks:     53777
ARIN Region origin ASes present in the Internet Routing Table:     7310
    ARIN Prefixes per ASN:                                        11.75
ARIN Region origin ASes announcing only one prefix:                3188
ARIN Region transit ASes present in the Internet Routing Table:     659
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:    1506
Number of ARIN addresses announced to Internet:               658031713
    Equivalent to 39 /8s, 56 /16s and 196 /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:                     36760
    Total RIPE prefixes after maximum aggregation:                17441
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            37710
    Unique aggregates announced from the RIPE address blocks:     25308
RIPE Region origin ASes present in the Internet Routing Table:     3435
    RIPE Prefixes per ASN:                                        10.98
RIPE Region origin ASes announcing only one prefix:                1469
RIPE Region transit ASes present in the Internet Routing Table:     553
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:    1265
Number of RIPE addresses announced to Internet:               160970192
    Equivalent to 9 /8s, 152 /16s and 53 /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:                   32114
    Total LACNIC prefixes after maximum aggregation:               9603
    LACNIC Deaggregation factor:                                   3.34
Prefixes being announced from the LACNIC address blocks:          31823
    Unique aggregates announced from the LACNIC address blocks:   15026
LACNIC Region origin ASes present in the Internet Routing Table:   3084
    LACNIC Prefixes per ASN:                                      10.32
LACNIC Region origin ASes announcing only one prefix:              1102
LACNIC Region transit ASes present in the Internet Routing Table:   598
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2363
Number of LACNIC addresses announced to Internet:              74083072
    Equivalent to 4 /8s, 106 /16s and 107 /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:                   4547
    Total AfriNIC prefixes after maximum aggregation:              1757
    AfriNIC Deaggregation factor:                                  2.59
Prefixes being announced from the AfriNIC address blocks:          5889
    Unique aggregates announced from the AfriNIC address blocks:   2799
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     28.18
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   65
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:             26261248
    Equivalent to 1 /8s, 144 /16s and 183 /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         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       10040      11448    3606  AMAZON-02, US
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2652       3323    1238  DNIC-ASBLK-00306-00371, US
  4155        1937        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         692         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        5326       1576     763  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         706        217     283  LINKdotNET-AS, EG
 36914         447         82       3  KENET-AS, KE
  2018         381        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
 37480         126          8      35  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       10040      11448    3606  AMAZON-02, US
  9808        9669       8744      71  CHINAMOBILE-CN China Mobile Communicati
  8151        5326       1576     763  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3250      54901    2502  DNIC-AS-00749, US
   367        2652       3323    1238  DNIC-ASBLK-00306-00371, US
  4155        1937        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        5326         4563  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2652         1414  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     /16:5941    /17:2459    /18:2560    
/19:5459    /20:8741    /21:10958   /22:19551   /23:20733   /24:113179  
/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
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2757        5326  UNINET, MX
 16509        2126       10040  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      
   8:615      11:171      12:658      13:294      14:99       15:280    
  16:181      17:6        18:744      20:33       21:4        22:188    
  23:1829     24:701      25:2        27:27       29:19       31:188    
  32:1        34:10       35:58       36:1192     37:436      38:797    
  39:528      40:26       41:650      42:13       43:175      44:33     
  45:2518     46:632      47:93       49:12       50:268      51:481    
  52:1366     54:277      55:908      57:22       58:6        59:34     
  60:17       61:66       62:346      63:492      64:1547     65:804    
  66:1217     67:830      68:177      69:857      70:138      71:191    
  72:465      74:717      75:382      76:190      77:323      78:591    
  79:159      80:227      81:189      82:220      83:122      84:197    
  85:374      86:162      87:161      88:156      89:534      90:96     
  91:616      92:455      93:822      94:518      95:1107     96:363    
  97:34       98:137      99:149     100:11      101:15      102:203    
 103:1095    104:758     105:76      106:3       107:162     108:299    
 109:275     110:36      111:1795    112:443     113:46      114:36     
 115:20      116:32      117:966     118:75      119:107     120:1085   
 121:19      122:81      123:21      124:57      125:15      128:365    
 129:277     130:516     131:794     132:520     133:195     134:340    
 135:88      136:386     137:422     138:766     139:390     140:606    
 141:330     142:713     143:608     144:326     145:67      146:461    
 147:435     148:586     149:464     150:292     151:584     152:586    
 153:116     154:506     155:698     156:434     157:273     158:307    
 159:666     160:749     161:460     162:695     163:276     164:647    
 165:401     166:115     167:404     168:984     169:136     170:1312   
 171:65      172:932     173:780     174:170     175:35      176:402    
 177:771     178:389     179:526     180:56      181:1059    182:20     
 183:831     184:310     185:2456    186:1253    187:751     188:635    
 189:1112    190:2954    191:242     192:3854    193:1305    194:874    
 195:591     196:414     197:662     198:1974    199:3760    200:2654   
 201:2411    202:1069    203:631     204:1721    205:1678    206:1170   
 207:1117    208:906     209:1346    210:333     211:431     212:715    
 213:586     214:1016    215:42      216:1716    217:310     218:525    
 219:23      220:30      221:303     222:20      223:635    

End of report


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