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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 25 20:16:33 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 25 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:                              190208
    Prefixes after maximum aggregation (per Origin AS):           84262
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104901
    Number of IPv4 prefixes with a valid ROA:                     76919
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         113271
Total ASes present in the Internet Routing Table:                 16161
    Prefixes per ASN:                                             11.77
Origin-only ASes present in the Internet Routing Table:           13901
Origin ASes announcing only one prefix:                            6411
Transit ASes present in the Internet Routing Table:                2260
Transit-only ASes present in the Internet Routing Table:            649
Paths with bogon ASNs present in the IPv4 Routing Table:              4
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:               228
    Number of instances of unregistered ASNs:                       228
Number of 32-bit ASNs allocated by the RIRs:                      44852
Number of 32-bit ASNs visible in the Routing Table:                5973
Prefixes from 32-bit ASNs in the Routing Table:                   20223
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:             92
Number of addresses announced to Internet:                   1121132189
    Equivalent to 66 /8s, 211 /16s and 30 /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:       55599

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

Prefixes being announced by APNIC Region ASes:                    30278
    Total APNIC prefixes after maximum aggregation:                7205
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29809
    Unique aggregates announced from the APNIC address blocks:     8218
APNIC Region origin ASes present in the Internet Routing Table:    1173
    APNIC Prefixes per ASN:                                       25.41
APNIC Region origin ASes announcing only one prefix:                477
APNIC Region transit ASes present in the Internet Routing Table:    208
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:    513
Number of APNIC addresses announced to Internet:              202742380
    Equivalent to 12 /8s, 21 /16s and 154 /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:                     87296
    Total ARIN prefixes after maximum aggregation:                48074
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85901
    Unique aggregates announced from the ARIN address blocks:     53712
ARIN Region origin ASes present in the Internet Routing Table:     7314
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3184
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:    1512
Number of ARIN addresses announced to Internet:               658178145
    Equivalent to 39 /8s, 59 /16s and 0 /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:                     36648
    Total RIPE prefixes after maximum aggregation:                17393
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            37555
    Unique aggregates announced from the RIPE address blocks:     25175
RIPE Region origin ASes present in the Internet Routing Table:     3440
    RIPE Prefixes per ASN:                                        10.92
RIPE Region origin ASes announcing only one prefix:                1475
RIPE Region transit ASes present in the Internet Routing Table:     552
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:    1267
Number of RIPE addresses announced to Internet:               160918736
    Equivalent to 9 /8s, 151 /16s and 108 /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:                   31011
    Total LACNIC prefixes after maximum aggregation:               9709
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          30730
    Unique aggregates announced from the LACNIC address blocks:   14976
LACNIC Region origin ASes present in the Internet Routing Table:   3274
    LACNIC Prefixes per ASN:                                       9.39
LACNIC Region origin ASes announcing only one prefix:              1193
LACNIC Region transit ASes present in the Internet Routing Table:   658
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:  2569
Number of LACNIC addresses announced to Internet:              72941312
    Equivalent to 4 /8s, 88 /16s and 255 /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:                   4747
    Total AfriNIC prefixes after maximum aggregation:              1705
    AfriNIC Deaggregation factor:                                  2.78
Prefixes being announced from the AfriNIC address blocks:          6121
    Unique aggregates announced from the AfriNIC address blocks:   2730
AfriNIC Region origin ASes present in the Internet Routing Table:   211
    AfriNIC Prefixes per ASN:                                     29.01
AfriNIC Region origin ASes announcing only one prefix:               82
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  112
Number of AfriNIC addresses announced to Internet:             26294528
    Equivalent to 1 /8s, 145 /16s and 57 /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        9680       8745      72  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         704      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       10067      11482    3617  AMAZON-02, US
   749        3248      54900    2500  DNIC-AS-00749, US
   367        2669       3327    1248  DNIC-ASBLK-00306-00371, US
  4155        1938        124    1287  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        1279        103    1032  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         690         60      22  Jordan Data Communications, JO
  8452         581       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
212238         420         31     365  CDNEXT, GB

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        5323       1568     763  UNINET, MX
  3816        1325        778     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1094        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
 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         643        210     264  LINKdotNET-AS, EG
 36914         449         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 29571         353         40     194  ORANGE-COTE-IVOIRE, CI
 15399         337         33      27  WANANCHI-, KE
 36935         260         65      79  Vodafone-, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         129        147      75  RAYA-AS, EG

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       10067      11482    3617  AMAZON-02, US
  9808        9680       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        5323       1568     763  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3248      54900    2500  DNIC-AS-00749, US
   367        2669       3327    1248  DNIC-ASBLK-00306-00371, US
  4155        1938        124    1287  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        9680         9608  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5323         4560  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2669         1421  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
  3816        1325         1132  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

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       /10:18      /11:30      /12:93      
/13:124     /14:357     /15:698     /16:5928    /17:2458    /18:2564    
/19:5445    /20:8809    /21:10853   /22:19516   /23:20769   /24:112318  
/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        2758        5323  UNINET, MX
 16509        2132       10067  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         776         918  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         687        1094  Telefonica del Peru S.A.A., PE
  8376         539         690  Jordan Data Communications, JO

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

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

   1:13        2:390       3:347       5:949       6:147       7:5      
   8:634      11:171      12:655      13:301      14:100      15:281    
  16:181      17:6        18:741      20:34       21:4        22:188    
  23:1823     24:715      25:2        27:27       29:19       31:186    
  32:1        34:10       35:58       36:1192     37:429      38:761    
  39:528      40:26       41:740      42:13       43:173      44:33     
  45:2594     46:629      47:93       49:12       50:266      51:481    
  52:1367     54:275      55:915      57:22       58:6        59:35     
  60:17       61:51       62:342      63:496      64:1538     65:808    
  66:1217     67:829      68:177      69:810      70:138      71:191    
  72:468      74:703      75:382      76:183      77:324      78:590    
  79:159      80:228      81:204      82:218      83:119      84:200    
  85:347      86:163      87:162      88:156      89:526      90:97     
  91:615      92:450      93:816      94:511      95:1101     96:363    
  97:34       98:137      99:148     100:11      101:15      102:216    
 103:1131    104:745     105:76      106:3       107:174     108:301    
 109:280     110:37      111:1797    112:444     113:46      114:37     
 115:19      116:29      117:968     118:75      119:108     120:1087   
 121:19      122:69      123:21      124:56      125:15      128:361    
 129:277     130:521     131:817     132:523     133:196     134:342    
 135:88      136:384     137:426     138:776     139:389     140:614    
 141:333     142:711     143:606     144:325     145:67      146:462    
 147:413     148:586     149:460     150:293     151:584     152:586    
 153:116     154:551     155:695     156:435     157:271     158:310    
 159:667     160:742     161:455     162:698     163:278     164:647    
 165:400     166:114     167:407     168:989     169:136     170:1291   
 171:64      172:918     173:778     174:170     175:42      176:401    
 177:837     178:379     179:521     180:57      181:905     182:20     
 183:831     184:309     185:2438    186:784     187:750     188:634    
 189:1115    190:2631    191:255     192:3862    193:1307    194:881    
 195:588     196:419     197:681     198:1976    199:3760    200:2526   
 201:2457    202:1078    203:623     204:1716    205:1656    206:1178   
 207:1118    208:910     209:1348    210:348     211:431     212:712    
 213:583     214:1012    215:42      216:1709    217:310     218:522    
 219:23      220:29      221:303     222:20      223:634    

End of report


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