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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 7 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 07 Aug, 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:                              242972
    Prefixes after maximum aggregation (per Origin AS):          110209
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      131220
    Number of IPv4 prefixes with a valid ROA:                     99040
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         143907
Total ASes present in the Internet Routing Table:                 20378
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           17545
Origin ASes announcing only one prefix:                            7892
Transit ASes present in the Internet Routing Table:                2833
Transit-only ASes present in the Internet Routing Table:            710
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               351
    Number of instances of unregistered ASNs:                       352
Number of 32-bit ASNs allocated by the RIRs:                      45098
Number of 32-bit ASNs visible in the Routing Table:                7827
Prefixes from 32-bit ASNs in the Routing Table:                   27674
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            154
Number of addresses announced to Internet:                   1499487645
    Equivalent to 89 /8s, 96 /16s and 93 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74750

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

Prefixes being announced by APNIC Region ASes:                    31191
    Total APNIC prefixes after maximum aggregation:                7757
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           30703
    Unique aggregates announced from the APNIC address blocks:     9111
APNIC Region origin ASes present in the Internet Routing Table:    1261
    APNIC Prefixes per ASN:                                       24.35
APNIC Region origin ASes announcing only one prefix:                510
APNIC Region transit ASes present in the Internet Routing Table:    222
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    560
Number of APNIC addresses announced to Internet:              202517612
    Equivalent to 12 /8s, 18 /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:                    110928
    Total ARIN prefixes after maximum aggregation:                59631
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110045
    Unique aggregates announced from the ARIN address blocks:     61623
ARIN Region origin ASes present in the Internet Routing Table:     8982
    ARIN Prefixes per ASN:                                        12.25
ARIN Region origin ASes announcing only one prefix:                3736
ARIN Region transit ASes present in the Internet Routing Table:     816
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:    1947
Number of ARIN addresses announced to Internet:               871913825
    Equivalent to 51 /8s, 248 /16s and 89 /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:                     47573
    Total RIPE prefixes after maximum aggregation:                26187
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            47646
    Unique aggregates announced from the RIPE address blocks:     35260
RIPE Region origin ASes present in the Internet Routing Table:     4751
    RIPE Prefixes per ASN:                                        10.03
RIPE Region origin ASes announcing only one prefix:                2061
RIPE Region transit ASes present in the Internet Routing Table:     703
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1851
Number of RIPE addresses announced to Internet:               290788048
    Equivalent to 17 /8s, 85 /16s and 18 /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:                   43473
    Total LACNIC prefixes after maximum aggregation:              13612
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          42819
    Unique aggregates announced from the LACNIC address blocks:   20408
LACNIC Region origin ASes present in the Internet Routing Table:   4213
    LACNIC Prefixes per ASN:                                      10.16
LACNIC Region origin ASes announcing only one prefix:              1452
LACNIC Region transit ASes present in the Internet Routing Table:   870
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3314
Number of LACNIC addresses announced to Internet:              93398784
    Equivalent to 5 /8s, 145 /16s and 39 /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:                   9456
    Total AfriNIC prefixes after maximum aggregation:              2772
    AfriNIC Deaggregation factor:                                  3.41
Prefixes being announced from the AfriNIC address blocks:         11605
    Unique aggregates announced from the AfriNIC address blocks:   4691
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     37.68
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  155
Number of AfriNIC addresses announced to Internet:             40788736
    Equivalent to 2 /8s, 110 /16s and 99 /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        9687       8746      74  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2170     466  SINET-AS Research Organization of Informa
 17676         600      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10479      11583    3692  AMAZON-02, US
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2911      23676    1823  ATT-INTERNET4, US
   367        2524       3108    1189  DNIC-ASBLK-00306-00371, US
  4155        2048        131    1335  USDA-1, US
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1786       3305     430  CELLCO-PART, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1383       1047     108  ATT-MOBILITY-LLC-AS20057, 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
 20940        1327        105    1080  AKAMAI-ASN1, NL
  3257         982       2082     780  GTT-BACKBONE GTT, US
  8452         945       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         746         60      25  Jordan Data Communications, JO
 34984         675         80     426  TELLCOM-AS, TR
212238         574         41     504  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         550       8319     461  DTAG Internet service provider operations

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        5333       1555     703  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1084       2503      53  TIM SA, BR
  6147        1041        369      22  Telefonica del Peru S.A.A., PE
 18881         873       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         538       2891      72  TELEFONICA BRASIL S.A, BR
 13999         511         66     221  Mega Cable, S.A. de C.V., MX

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        1299        388      22  LINKdotNET-AS, EG
 29571        1000         68     307  ORANGE-COTE-IVOIRE, CI
 24835         966        416     140  RAYA-AS, EG
 36992         790       1001     345  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         525         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10479      11583    3692  AMAZON-02, US
  9808        9687       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5333       1555     703  UNINET, MX
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2911      23676    1823  ATT-INTERNET4, US
   367        2524       3108    1189  DNIC-ASBLK-00306-00371, US
  4155        2048        131    1335  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1786       3305     430  CELLCO-PART, 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        9687         9613  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5333         4630  UNINET, MX
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1786         1356  CELLCO-PART, US
   367        2524         1335  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              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
    399953  UNALLOCATED  12.9.122.0/24             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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.185.232.0/24      Origin:    395243  SYMBIONETWORK-LLC, US
23.185.232.0/24     Transit:    400402  HOSTING-BOT, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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       /9:10      /10:29      /11:40      /12:138     
/13:192     /14:521     /15:1032    /16:7100    /17:3391    /18:3881    
/19:7359    /20:11363   /21:14540   /22:26783   /23:25933   /24:140475  
/25:39      /26:50      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2614        5333  UNINET, MX
 16509        2148       10479  AMAZON-02, US
 11830        1702        2005  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1327        2911  ATT-INTERNET4, US
   209         955        1690  CENTURYLINK-US-LEGACY-QWEST, US
  6167         879        1786  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         801         950  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:18        2:301       3:389       4:5         5:673       6:148    
   7:5         8:691      11:171      12:1027     13:307      14:109    
  15:290      16:225      17:6        18:829      20:192      21:4      
  22:188      23:2075     24:646      25:2        27:39       29:19     
  31:368      32:26       34:10       35:68       36:1197     37:704    
  38:1313     39:536      40:54       41:1158     42:108      43:193    
  44:39       45:3735     46:865      47:89       49:19       50:334    
  51:373      52:1364     54:275      55:949      56:8        57:19     
  58:33       59:34       60:17       61:54       62:496      63:788    
  64:1697     65:1038     66:1442     67:890      68:502      69:1034   
  70:322      71:208      72:535      74:896      75:411      76:221    
  77:368      78:322      79:225      80:344      81:366      82:328    
  83:180      84:341      85:455      86:211      87:198      88:249    
  89:841      90:101      91:1015     92:548      93:438      94:638    
  95:267      96:220      97:59       98:387      99:163     100:12     
 101:21      102:407     103:1320    104:919     105:159     106:3      
 107:804     108:433     109:398     110:24      111:1835    112:457    
 113:38      114:48      115:29      116:43      117:964     118:88     
 119:115     120:1107    121:38      122:85      123:76      124:58     
 125:20      128:482     129:325     130:625     131:949     132:571    
 133:196     134:443     135:120     136:446     137:536     138:987    
 139:463     140:650     141:403     142:800     143:760     144:408    
 145:79      146:597     147:486     148:729     149:647     150:314    
 151:612     152:676     153:137     154:668     155:741     156:732    
 157:367     158:428     159:664     160:921     161:659     162:877    
 163:408     164:731     165:805     166:580     167:635     168:1303   
 169:165     170:1538    171:105     172:1138    173:771     174:153    
 175:49      176:652     177:1172    178:427     179:766     180:67     
 181:1517    182:42      183:834     184:333     185:3281    186:1737   
 187:1119    188:703     189:1372    190:3956    191:440     192:4757   
 193:1936    194:1404    195:987     196:854     197:712     198:2453   
 199:4407    200:3338    201:3098    202:1143    203:700     204:2063   
 205:1938    206:1535    207:1379    208:1173    209:1766    210:353    
 211:443     212:971     213:776     214:1019    215:42      216:2374   
 217:455     218:527     219:38      220:32      221:300     222:20     
 223:639    

End of report


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