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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 15 20:17:06 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 15 Nov, 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:                              256936
    Prefixes after maximum aggregation (per Origin AS):          113773
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      138611
    Number of IPv4 prefixes with a valid ROA:                    115127
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         141787
Total ASes present in the Internet Routing Table:                 20263
    Prefixes per ASN:                                             12.68
Origin-only ASes present in the Internet Routing Table:           17410
Origin ASes announcing only one prefix:                            7822
Transit ASes present in the Internet Routing Table:                2853
Transit-only ASes present in the Internet Routing Table:            744
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               349
    Number of instances of unregistered ASNs:                       350
Number of 32-bit ASNs allocated by the RIRs:                      45849
Number of 32-bit ASNs visible in the Routing Table:                7872
Prefixes from 32-bit ASNs in the Routing Table:                   29014
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:            148
Number of addresses announced to Internet:                   1491796477
    Equivalent to 88 /8s, 235 /16s and 1 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       84531

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

Prefixes being announced by APNIC Region ASes:                    31465
    Total APNIC prefixes after maximum aggregation:                7573
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30769
    Unique aggregates announced from the APNIC address blocks:     8611
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       26.10
APNIC Region origin ASes announcing only one prefix:                470
APNIC Region transit ASes present in the Internet Routing Table:    218
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:    514
Number of APNIC addresses announced to Internet:              173278060
    Equivalent to 10 /8s, 84 /16s and 3 /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:                    114153
    Total ARIN prefixes after maximum aggregation:                60909
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113036
    Unique aggregates announced from the ARIN address blocks:     64067
ARIN Region origin ASes present in the Internet Routing Table:     8987
    ARIN Prefixes per ASN:                                        12.58
ARIN Region origin ASes announcing only one prefix:                3756
ARIN Region transit ASes present in the Internet Routing Table:     827
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:    2000
Number of ARIN addresses announced to Internet:               872621441
    Equivalent to 52 /8s, 3 /16s and 37 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     52583
    Total RIPE prefixes after maximum aggregation:                27138
    RIPE Deaggregation factor:                                     1.94
Prefixes being announced from the RIPE address blocks:            53706
    Unique aggregates announced from the RIPE address blocks:     37234
RIPE Region origin ASes present in the Internet Routing Table:     4632
    RIPE Prefixes per ASN:                                        11.59
RIPE Region origin ASes announcing only one prefix:                1990
RIPE Region transit ASes present in the Internet Routing Table:     692
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1829
Number of RIPE addresses announced to Internet:               306787792
    Equivalent to 18 /8s, 73 /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,
                        53/8,  57/8,  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:                   49002
    Total LACNIC prefixes after maximum aggregation:              14906
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47884
    Unique aggregates announced from the LACNIC address blocks:   23296
LACNIC Region origin ASes present in the Internet Routing Table:   4282
    LACNIC Prefixes per ASN:                                      11.18
LACNIC Region origin ASes announcing only one prefix:              1477
LACNIC Region transit ASes present in the Internet Routing Table:   895
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3376
Number of LACNIC addresses announced to Internet:              99255872
    Equivalent to 5 /8s, 234 /16s and 134 /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:                   9384
    Total AfriNIC prefixes after maximum aggregation:              3013
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:         11393
    Unique aggregates announced from the AfriNIC address blocks:   5277
AfriNIC Region origin ASes present in the Internet Routing Table:   301
    AfriNIC Prefixes per ASN:                                     37.85
AfriNIC Region origin ASes announcing only one prefix:              129
AfriNIC Region transit ASes present in the Internet Routing Table:   82
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:  153
Number of AfriNIC addresses announced to Internet:             39783680
    Equivalent to 2 /8s, 95 /16s and 13 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         529       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       11014      11956    3876  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3174      23659    2013  ATT-INTERNET4, US
   367        2481       3009    1157  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2216        150    1372  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1672       4895     296  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1405       1047     109  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
 12479        4045       1432    1362  UNI2-AS, ES
 39891        3197        194      63  ALJAWWALSTC-AS, SA
 20940        1312        102    1060  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         689       1760     135  TE-AS TE-AS, EG
  8376         675         58      32  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         577       8322     488  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        5979       1745     933  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1227  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 26615        1017       2503      53  TIM SA, BR
 18881         864       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1414        389      16  LINKdotNET-AS, EG
 29571         702         57     309  ORANGE-COTE-IVOIRE, CI
 24835         612        335     191  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         543         82       3  KENET-AS, KE
 37069         512       1051      15  MOBINIL, EG
  2018         380        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       11014      11956    3876  AMAZON-02, US
  9808        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5979       1745     933  UNINET, MX
 12479        4045       1432    1362  UNI2-AS, ES
   749        3261      54895    2508  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3174      23659    2013  ATT-INTERNET4, US
   367        2481       3009    1157  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2216        150    1372  USDA-1, 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        9851         9768  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5979         5046  UNINET, MX
 39891        3197         3134  ALJAWWALSTC-AS, SA
 12479        4045         2683  UNI2-AS, ES
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1414         1398  LINKdotNET-AS, EG

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
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              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
    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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, 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

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      /10:28      /11:38      /12:139     
/13:194     /14:525     /15:1021    /16:6836    /17:3411    /18:4049    
/19:7526    /20:12151   /21:15066   /22:28258   /23:27986   /24:149477  
/25:53      /26:72      /27:35      /28:18      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 12479        3513        4045  UNI2-AS, ES
  8151        3122        5979  UNINET, MX
 39891        2313        3197  ALJAWWALSTC-AS, SA
 16509        2252       11014  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3174  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         949        1672  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US

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

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

   1:63        2:528       3:512       4:5         5:1096      6:154    
   7:5         8:672      11:171      12:1003     13:308      14:116    
  15:293      16:234      17:5        18:875      20:113      21:4      
  22:188      23:2169     24:644      27:35       29:19       31:407    
  32:19       34:9        35:81       36:1197     37:853      38:1688   
  39:536      40:53       41:1005     42:218      43:209      44:32     
  45:3740     46:853      47:94       49:35       50:352      51:365    
  52:1404     54:274      55:980      56:8        57:17       58:31     
  59:29       60:16       61:65       62:535      63:770      64:1732   
  65:1114     66:1532     67:934      68:521      69:1099     70:301    
  71:203      72:582      74:903      75:416      76:235      77:373    
  78:613      79:281      80:367      81:396      82:333      83:272    
  84:389      85:631      86:223      87:552      88:264      89:848    
  90:385      91:1002     92:730      93:863      94:679      95:898    
  96:207      97:50       98:522      99:164     100:27      101:38     
 102:333     103:1165    104:967     105:78      106:52      107:935    
 108:452     109:395     110:43      111:1864    112:470     113:45     
 114:57      115:19      116:58      117:980     118:167     119:131    
 120:1133    121:43      122:148     123:152     124:65      125:22     
 128:419     129:325     130:668     131:943     132:573     133:207    
 134:458     135:107     136:503     137:584     138:1016    139:399    
 140:669     141:440     142:922     143:706     144:410     145:83     
 146:629     147:509     148:714     149:632     150:313     151:638    
 152:661     153:136     154:656     155:747     156:809     157:374    
 158:477     159:645     160:717     161:611     162:863     163:380    
 164:740     165:807     166:605     167:642     168:1510    169:139    
 170:1586    171:104     172:1119    173:763     174:287     175:44     
 176:366     177:1128    178:457     179:825     180:70      181:1845   
 182:46      183:845     184:446     185:3160    186:2353    187:1091   
 188:960     189:1459    190:5007    191:469     192:4828    193:1883   
 194:1322    195:908     196:770     197:1281    198:2441    199:4563   
 200:3923    201:3222    202:1108    203:696     204:2096    205:1988   
 206:1581    207:1390    208:1260    209:1823    210:320     211:426    
 212:995     213:782     214:1008    215:41      216:2388    217:475    
 218:519     219:22      220:31      221:301     222:28      223:702    


End of report


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