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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 7 20:17:07 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 07 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:                              249301
    Prefixes after maximum aggregation (per Origin AS):          110430
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      133741
    Number of IPv4 prefixes with a valid ROA:                    110005
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         139273
Total ASes present in the Internet Routing Table:                 20102
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           17304
Origin ASes announcing only one prefix:                            7788
Transit ASes present in the Internet Routing Table:                2798
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:               332
    Number of instances of unregistered ASNs:                       333
Number of 32-bit ASNs allocated by the RIRs:                      45796
Number of 32-bit ASNs visible in the Routing Table:                7778
Prefixes from 32-bit ASNs in the Routing Table:                   28462
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:             37
Number of addresses announced to Internet:                   1485027837
    Equivalent to 88 /8s, 131 /16s and 185 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               31.2
    Percentage of available address space allocated:              128.6
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      166149

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

Prefixes being announced by APNIC Region ASes:                    31707
    Total APNIC prefixes after maximum aggregation:                7712
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:            1186
    Unique aggregates announced from the APNIC address blocks:     1038
APNIC Region origin ASes present in the Internet Routing Table:    1207
    APNIC Prefixes per ASN:                                        0.98
APNIC Region origin ASes announcing only one prefix:                467
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    529
Number of APNIC addresses announced to Internet:               10035264
    Equivalent to 0 /8s, 153 /16s and 32 /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    43/8,  45/8, 146/8, 150/8, 160/8, 163/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    112062
    Total ARIN prefixes after maximum aggregation:                59596
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:            37265
    Unique aggregates announced from the ARIN address blocks:     23509
ARIN Region origin ASes present in the Internet Routing Table:     8916
    ARIN Prefixes per ASN:                                         4.18
ARIN Region origin ASes announcing only one prefix:                3717
ARIN Region transit ASes present in the Internet Routing Table:     817
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:    1971
Number of ARIN addresses announced to Internet:               132255489
    Equivalent to 7 /8s, 226 /16s and 15 /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     66/8, 139/8, 144/8, 149/8, 162/8, 164/8, 192/8,
                       198/8, 199/8, 204/8, 205/8, 207/8, 208/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     48381
    Total RIPE prefixes after maximum aggregation:                25288
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:             4150
    Unique aggregates announced from the RIPE address blocks:      3630
RIPE Region origin ASes present in the Internet Routing Table:     4604
    RIPE Prefixes per ASN:                                         0.90
RIPE Region origin ASes announcing only one prefix:                1984
RIPE Region transit ASes present in the Internet Routing Table:     672
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1809
Number of RIPE addresses announced to Internet:                17265664
    Equivalent to 1 /8s, 7 /16s and 116 /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    152/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   47544
    Total LACNIC prefixes after maximum aggregation:              14590
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:           4443
    Unique aggregates announced from the LACNIC address blocks:    2882
LACNIC Region origin ASes present in the Internet Routing Table:   4199
    LACNIC Prefixes per ASN:                                       1.06
LACNIC Region origin ASes announcing only one prefix:              1499
LACNIC Region transit ASes present in the Internet Routing Table:   874
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:  3315
Number of LACNIC addresses announced to Internet:               5452544
    Equivalent to 0 /8s, 83 /16s and 51 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks   72/8, 128/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   9275
    Total AfriNIC prefixes after maximum aggregation:              3022
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:          1444
    Unique aggregates announced from the AfriNIC address blocks:    670
AfriNIC Region origin ASes present in the Internet Routing Table:   299
    AfriNIC Prefixes per ASN:                                      4.83
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  154
Number of AfriNIC addresses announced to Internet:              3727616
    Equivalent to 0 /8s, 56 /16s and 225 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9894       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1547        797     177  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         530       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       10995      12003    3874  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3177      23665    2013  ATT-INTERNET4, US
 22773        2476       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2475       3010    1154  DNIC-ASBLK-00306-00371, US
  4155        2203        149    1377  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1673       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       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
 39891        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1346        105    1071  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         801       2073     696  GTT-BACKBONE GTT, US
  8452         711       1842      17  TE-AS TE-AS, EG
  8376         656         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         573       8321     485  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         504         38     454  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        5784       1682     821  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        369      22  Telefonica del Peru S.A.A., PE
 26615        1031       2503      53  TIM SA, BR
 18881         861       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         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        1412        389      16  LINKdotNET-AS, EG
 29571         692         56     304  ORANGE-COTE-IVOIRE, CI
 36935         668        131     180  Vodafone-, EG
 24835         630        360     196  RAYA-AS, EG
 36992         586        974     267  ETISALAT-MISR, EG
 36914         447         82       3  KENET-AS, KE
 37069         440       1051      15  MOBINIL, EG
 20011         438        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        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       10995      12003    3874  AMAZON-02, US
  9808        9894       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5784       1682     821  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3177      23665    2013  ATT-INTERNET4, US
 22773        2476       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2475       3010    1154  DNIC-ASBLK-00306-00371, US
  4155        2203        149    1377  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y

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        9894         9811  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5784         4963  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2476         1764  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1412         1396  LINKdotNET-AS, EG
   209        1673         1375  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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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
    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
     63305  UNALLOCATED  12.49.58.0/24             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
45.42.0.0/22         Origin:     16929  RESERVED, ZZ
45.42.0.0/22        Transit:    393275  VINGN-VIRGIN-ISLANDS-NEXT-GENERATION-NET
66.187.240.0/20      Origin:     33745  ATOS-BLYTHEWOOD, US
66.187.240.0/20     Transit:    198949  RADWARE, IL
162.246.40.0/22      Origin:     30218  RESERVED, ZZ
162.246.40.0/22     Transit:     54004  OPTIMUM-WIFI2, US
162.246.40.0/23      Origin:     30218  RESERVED, ZZ
162.246.40.0/23     Transit:     54004  OPTIMUM-WIFI2, US
164.160.192.0/21     Origin:     37661  NRaE1-AS, NG
164.160.192.0/21    Transit:     37288  WACREN, SN

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      /12:137     
/13:195     /14:523     /15:1026    /16:6809    /17:3386    /18:4043    
/19:7458    /20:11997   /21:14555   /22:26633   /23:26754   /24:145495  
/25:47      /26:69      /27:36      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 16509       10049       10995  AMAZON-02, US
  9808        7912        9894  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
  8151        4397        5784  UNINET, MX
 39891        3126        3193  ALJAWWALSTC-AS, SA
  7018        2495        3177  ATT-INTERNET4, US
 22773        2317        2476  ASN-CXA-ALL-CCI-22773-RDC, US
   367        1862        2475  DNIC-ASBLK-00306-00371, US
   749        1777        3263  DNIC-AS-00749, US
  6167        1732        1797  CELLCO-PART, US
 10620        1632        1735  Telmex Colombia S.A., CO

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

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

   1:65        2:517       3:509       4:5         5:1067      6:156    
   7:5         8:674      11:171      12:1015     13:307      14:117    
  15:293      16:233      17:5        18:870      20:110      21:4      
  22:188      23:2119     24:636      27:44       29:19       31:396    
  32:25       34:9        35:74       36:1194     37:687      38:1637   
  39:536      40:53       41:897      42:220      43:203      44:30     
  45:3634     46:974      47:94       49:35       50:352      51:368    
  52:1412     54:295      55:951      56:8        57:17       58:31     
  59:29       60:16       61:65       62:490      63:765      64:1710   
  65:1067     66:1428     67:898      68:516      69:1024     70:302    
  71:198      72:541      74:905      75:411      76:221      77:442    
  78:610      79:319      80:337      81:412      82:341      83:197    
  84:336      85:479      86:236      87:227      88:240      89:785    
  90:96       91:1003     92:609      93:852      94:710      95:669    
  96:190      97:52       98:524      99:165     100:27      101:28     
 102:351     103:1220    104:895     105:98      106:52      107:775    
 108:445     109:417     110:42      111:1866    112:470     113:39     
 114:58      115:17      116:45      117:976     118:170     119:114    
 120:1170    121:44      122:152     123:154     124:67      125:22     
 128:329     129:323     130:670     131:930     132:591     133:207    
 134:461     135:104     136:498     137:582     138:1010    139:398    
 140:663     141:438     142:913     143:705     144:408     145:87     
 146:645     147:509     148:712     149:617     150:337     151:617    
 152:640     153:134     154:635     155:752     156:786     157:384    
 158:458     159:637     160:710     161:586     162:835     163:375    
 164:728     165:754     166:599     167:629     168:1438    169:139    
 170:1514    171:101     172:1093    173:761     174:285     175:42     
 176:360     177:1098    178:434     179:822     180:80      181:1750   
 182:46      183:852     184:438     185:3090    186:2298    187:1194   
 188:781     189:1487    190:4877    191:429     192:4767    193:1858   
 194:1324    195:882     196:704     197:1164    198:2406    199:4522   
 200:3774    201:3153    202:1120    203:687     204:2093    205:1986   
 206:1539    207:1369    208:1216    209:1751    210:327     211:430    
 212:988     213:760     214:1012    215:41      216:2352    217:465    
 218:521     219:22      220:31      221:301     222:28      223:705    


End of report


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