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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 7 20:16:38 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 07 Jan, 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:                              257173
    Prefixes after maximum aggregation (per Origin AS):          113947
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      138211
    Number of IPv4 prefixes with a valid ROA:                     96013
    Number of IPv4 prefixes with an invalid ROA:                     34
    Number of IPv4 prefixes with no ROA:                         161126
Total ASes present in the Internet Routing Table:                 20667
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           17990
Origin ASes announcing only one prefix:                            8043
Transit ASes present in the Internet Routing Table:                2677
Transit-only ASes present in the Internet Routing Table:            657
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      26
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               378
    Number of instances of unregistered ASNs:                       378
Number of 32-bit ASNs allocated by the RIRs:                      43336
Number of 32-bit ASNs visible in the Routing Table:                7482
Prefixes from 32-bit ASNs in the Routing Table:                   26467
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:            124
Number of addresses announced to Internet:                   1487980137
    Equivalent to 88 /8s, 176 /16s and 198 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       87032

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

Prefixes being announced by APNIC Region ASes:                    30262
    Total APNIC prefixes after maximum aggregation:                7203
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29925
    Unique aggregates announced from the APNIC address blocks:     8370
APNIC Region origin ASes present in the Internet Routing Table:    1191
    APNIC Prefixes per ASN:                                       25.13
APNIC Region origin ASes announcing only one prefix:                493
APNIC Region transit ASes present in the Internet Routing Table:    195
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    524
Number of APNIC addresses announced to Internet:              214601096
    Equivalent to 12 /8s, 202 /16s and 141 /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:                    119743
    Total ARIN prefixes after maximum aggregation:                62844
    ARIN Deaggregation factor:                                     1.91
Prefixes being announced from the ARIN address blocks:           119513
    Unique aggregates announced from the ARIN address blocks:     69261
ARIN Region origin ASes present in the Internet Routing Table:     9632
    ARIN Prefixes per ASN:                                        12.41
ARIN Region origin ASes announcing only one prefix:                3947
ARIN Region transit ASes present in the Internet Routing Table:     858
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2053
Number of ARIN addresses announced to Internet:               838095329
    Equivalent to 49 /8s, 244 /16s and 81 /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, 393216-401308
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:                     55519
    Total RIPE prefixes after maximum aggregation:                28093
    RIPE Deaggregation factor:                                     1.98
Prefixes being announced from the RIPE address blocks:            54620
    Unique aggregates announced from the RIPE address blocks:     36800
RIPE Region origin ASes present in the Internet Routing Table:     5123
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                2181
RIPE Region transit ASes present in the Internet Routing Table:     714
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1958
Number of RIPE addresses announced to Internet:               303561472
    Equivalent to 18 /8s, 23 /16s and 251 /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:                   42864
    Total LACNIC prefixes after maximum aggregation:              13339
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          42199
    Unique aggregates announced from the LACNIC address blocks:   20059
LACNIC Region origin ASes present in the Internet Routing Table:   3657
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              1325
LACNIC Region transit ASes present in the Internet Routing Table:   739
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2831
Number of LACNIC addresses announced to Internet:              90738432
    Equivalent to 5 /8s, 104 /16s and 143 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   8407
    Total AfriNIC prefixes after maximum aggregation:              2175
    AfriNIC Deaggregation factor:                                  3.87
Prefixes being announced from the AfriNIC address blocks:         10792
    Unique aggregates announced from the AfriNIC address blocks:   3598
AfriNIC Region origin ASes present in the Internet Routing Table:   251
    AfriNIC Prefixes per ASN:                                     43.00
AfriNIC Region origin ASes announcing only one prefix:               97
AfriNIC Region transit ASes present in the Internet Routing Table:   62
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  116
Number of AfriNIC addresses announced to Internet:             40910848
    Equivalent to 2 /8s, 112 /16s and 64 /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        9607       8738      49  CHINAMOBILE-CN China Mobile Communicati
 56047        1492        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1434        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1429        842     106  CMNET-JIANGSU-AP China Mobile communica
 24547         769        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         739      10624     153  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         450        488     104  CMNET-GUANGDONG-AP China Mobile communi

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        9434      11195    3350  AMAZON-02, US
 22773        3507       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3840    1416  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1573  ATT-INTERNET4, US
  5650        1923       2759    1380  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1847        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3097     460  CELLCO-PART, US
   209        1708       4899     326  CENTURYLINK-US-LEGACY-QWEST, US

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        4641        279      54  ALJAWWALSTC-AS, SA
 20940        1529        135    1219  AKAMAI-ASN1, NL
  3215         900       4811     304  France Telecom - Orange, FR
  8452         835       1841      14  TE-AS TE-AS, EG
 25019         833       1035     152  SAUDINETSTC-AS, SA
 61317         794         55     706  ASDETUK www.heficed.com, US
 34984         751         87     476  TELLCOM-AS, TR
  8376         726         60      22  Jordan Data Communications, JO
  8386         711        109     239  KOCNET, TR
 15897         584        188      20  VODAFONETURKEY, 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        5960       1691    1004  UNINET, MX
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1049       2502      52  TIM SA, BR
 18881         983       1120      28  TELEFONICA BRASIL S.A, BR
 11664         927        151     394  Techtel LMDS Comunicaciones Interactiva
 28006         616         75     280  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         595       2957      46  TELEFONICA BRASIL S.A, BR

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        1130        388      22  LINKdotNET-AS, EG
 24835        1009        457      25  RAYA-AS, EG
 36935         675        520      41  Vodafone-, EG
 36992         640        940     339  ETISALAT-MISR, EG
 29571         554         51     124  ORANGE-COTE-IVOIRE, CI
 36914         510         82       3  KENET-AS, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         316        594      42  TUNISIANA, TN
 15706         209         32      10  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
  9808        9607       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9434      11195    3350  AMAZON-02, US
  8151        5960       1691    1004  UNINET, MX
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 22773        3507       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3840    1416  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1573  ATT-INTERNET4, US
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9434         6084  AMAZON-02, US
  8151        5960         4956  UNINET, MX
 39891        4641         4587  ALJAWWALSTC-AS, SA
 22773        3507         3212  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 11776        1847         1626  ATLANTICBB-JOHNSTOWN, US
   367        2967         1551  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1492         1458  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1382  CENTURYLINK-US-LEGACY-QWEST, US

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    396451  UNALLOCATED  12.6.254.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
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
45.42.252.0/22       Origin:     16509  AMAZON-02, US
45.42.252.0/22      Transit:     24482  SGGS-AS-AP SG.GS, SG

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        /8:13       /9:8       /10:28      /11:45      /12:130     
/13:188     /14:509     /15:1035    /16:7451    /17:3493    /18:4048    
/19:7863    /20:12289   /21:15332   /22:28534   /23:28920   /24:147008  
/25:85      /26:61      /27:72      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4641  ALJAWWALSTC-AS, SA
  8151        3158        5960  UNINET, MX
 22773        2553        3507  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1945        9434  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telec
  5650        1317        1923  FRONTIER-FRTR, US
 10620        1276        2096  Telmex Colombia S.A., CO
  7018        1091        2503  ATT-INTERNET4, US
   209         964        1708  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   1:16        2:577       3:249       4:5         5:1363      6:152    
   7:5         8:730      11:171      12:1096     13:315      14:104    
  15:285      16:167      17:6        18:661      20:245      21:4      
  22:188      23:2366     24:832      25:2        27:26       29:19     
  31:421      32:37       34:2        35:57       36:1105     37:663    
  38:1308     39:506      40:62       41:906      42:20       43:211    
  44:41       45:3361     46:848      47:151      49:22       50:341    
  51:478      52:1384     54:330      55:894      56:5        57:24     
  58:7        59:29       60:18       61:59       62:564      63:890    
  64:2089     65:1145     66:2239     67:1004     68:589      69:1229   
  70:503      71:231      72:682      74:1072     75:431      76:243    
  77:347      78:612      79:255      80:380      81:332      82:273    
  83:156      84:345      85:473      86:198      87:283      88:219    
  89:577      90:100      91:956      92:497      93:926      94:703    
  95:1223     96:272      97:69       98:546      99:162     100:45     
 101:26      102:270     103:1193    104:1401    105:64      106:42     
 107:1390    108:522     109:324     110:32      111:1745    112:472    
 113:57      114:33      115:17      116:46      117:950     118:65     
 119:151     120:1070    121:36      122:89      123:82      124:57     
 125:17      128:438     129:378     130:607     131:1059    132:548    
 133:267     134:444     135:130     136:420     137:549     138:916    
 139:534     140:575     141:262     142:801     143:639     144:380    
 145:90      146:619     147:424     148:695     149:684     150:293    
 151:608     152:534     153:146     154:677     155:770     156:599    
 157:328     158:429     159:662     160:725     161:641     162:976    
 163:404     164:694     165:805     166:570     167:616     168:1378   
 169:183     170:1509    171:96      172:1296    173:889     174:280    
 175:42      176:818     177:859     178:381     179:683     180:59     
 181:1685    182:15      183:869     184:502     185:3449    186:1925   
 187:881     188:788     189:1332    190:4315    191:349     192:4883   
 193:1982    194:1459    195:1121    196:949     197:737     198:2575   
 199:3510    200:3334    201:3228    202:1096    203:639     204:2234   
 205:1864    206:1651    207:1487    208:1423    209:1944    210:337    
 211:469     212:1052    213:885     214:1068    215:44      216:2572   
 217:559     218:523     219:24      220:29      221:292     222:18     
 223:616    

End of report


More information about the ren-bgp-stats-all mailing list