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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 9 20:17:09 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 09 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:                              253133
    Prefixes after maximum aggregation (per Origin AS):          111214
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      135423
    Number of IPv4 prefixes with a valid ROA:                    112498
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         140612
Total ASes present in the Internet Routing Table:                 20284
    Prefixes per ASN:                                             12.48
Origin-only ASes present in the Internet Routing Table:           17462
Origin ASes announcing only one prefix:                            7844
Transit ASes present in the Internet Routing Table:                2822
Transit-only ASes present in the Internet Routing Table:            747
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:               333
    Number of instances of unregistered ASNs:                       334
Number of 32-bit ASNs allocated by the RIRs:                      45822
Number of 32-bit ASNs visible in the Routing Table:                7890
Prefixes from 32-bit ASNs in the Routing Table:                   28800
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:             36
Number of addresses announced to Internet:                   1498877949
    Equivalent to 89 /8s, 87 /16s and 15 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               31.5
    Percentage of available address space allocated:              128.7
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      170025

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

Prefixes being announced by APNIC Region ASes:                    31649
    Total APNIC prefixes after maximum aggregation:                7647
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:            1177
    Unique aggregates announced from the APNIC address blocks:     1027
APNIC Region origin ASes present in the Internet Routing Table:    1206
    APNIC Prefixes per ASN:                                        0.98
APNIC Region origin ASes announcing only one prefix:                471
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:    533
Number of APNIC addresses announced to Internet:                9755968
    Equivalent to 0 /8s, 148 /16s and 221 /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:                    112123
    Total ARIN prefixes after maximum aggregation:                59638
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:            34921
    Unique aggregates announced from the ARIN address blocks:     22241
ARIN Region origin ASes present in the Internet Routing Table:     8915
    ARIN Prefixes per ASN:                                         3.92
ARIN Region origin ASes announcing only one prefix:                3720
ARIN Region transit ASes present in the Internet Routing Table:     812
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:    1972
Number of ARIN addresses announced to Internet:               118044161
    Equivalent to 7 /8s, 9 /16s and 54 /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, 192/8, 198/8,
                       199/8, 204/8, 205/8, 207/8, 208/8,

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

Prefixes being announced by RIPE Region ASes:                     50906
    Total RIPE prefixes after maximum aggregation:                25922
    RIPE Deaggregation factor:                                     1.96
Prefixes being announced from the RIPE address blocks:             4125
    Unique aggregates announced from the RIPE address blocks:      3553
RIPE Region origin ASes present in the Internet Routing Table:     4695
    RIPE Prefixes per ASN:                                         0.88
RIPE Region origin ASes announcing only one prefix:                2020
RIPE Region transit ASes present in the Internet Routing Table:     684
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:    1843
Number of RIPE addresses announced to Internet:                16935168
    Equivalent to 1 /8s, 2 /16s and 105 /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:                   48205
    Total LACNIC prefixes after maximum aggregation:              14801
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:           4512
    Unique aggregates announced from the LACNIC address blocks:    2885
LACNIC Region origin ASes present in the Internet Routing Table:   4286
    LACNIC Prefixes per ASN:                                       1.05
LACNIC Region origin ASes announcing only one prefix:              1510
LACNIC Region transit ASes present in the Internet Routing Table:   888
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:  3386
Number of LACNIC addresses announced to Internet:               5309696
    Equivalent to 0 /8s, 81 /16s and 5 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  128/8, 216/8,

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

Prefixes being announced by AfriNIC Region ASes:                   9917
    Total AfriNIC prefixes after maximum aggregation:              2983
    AfriNIC Deaggregation factor:                                  3.32
Prefixes being announced from the AfriNIC address blocks:          1679
    Unique aggregates announced from the AfriNIC address blocks:    808
AfriNIC Region origin ASes present in the Internet Routing Table:   302
    AfriNIC Prefixes per ASN:                                      5.56
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  156
Number of AfriNIC addresses announced to Internet:              3751936
    Equivalent to 0 /8s, 57 /16s and 64 /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        9903       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1554        797     170  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         489        516      85  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        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       10982      12018    3864  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3178      23666    2014  ATT-INTERNET4, US
   367        2474       3006    1147  DNIC-ASBLK-00306-00371, US
 22773        2471       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2207        149    1382  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1403       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        1367        106    1086  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
  8386         687        107     224  KOCNET, TR
  8376         654         57      29  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         574       8321     486  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        6082       1772     947  UNINET, MX
 11830        1999        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1224  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        1030       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        1413        389      16  LINKdotNET-AS, EG
 29571        1188         79     243  ORANGE-COTE-IVOIRE, CI
 36935         668        131     180  Vodafone-, EG
 24835         631        360     196  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 37069         451       1051      15  MOBINIL, EG
 36914         448         82       3  KENET-AS, KE
  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       10982      12018    3864  AMAZON-02, US
  9808        9903       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6082       1772     947  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3178      23666    2014  ATT-INTERNET4, US
   367        2474       3006    1147  DNIC-ASBLK-00306-00371, US
 22773        2471       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2207        149    1382  USDA-1, US
 11830        1999        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        9903         9820  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6082         5135  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        1999         1935  Instituto Costarricense de Electricidad y Telec
 22773        2471         1760  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        1413         1397  LINKdotNET-AS, EG
 56046        1554         1384  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
192.31.101.0/24      Origin:     16903  TIGER-47, US
192.31.101.0/24     Transit:      3356  LEVEL3, 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      /12:137     
/13:197     /14:527     /15:1044    /16:6918    /17:3459    /18:4129    
/19:7673    /20:12183   /21:14871   /22:27369   /23:27222   /24:147109  
/25:50      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 16509       10060       10982  AMAZON-02, US
  9808        7920        9903  CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
  8151        4621        6082  UNINET, MX
 39891        3126        3193  ALJAWWALSTC-AS, SA
  7018        2528        3178  ATT-INTERNET4, US
 22773        2374        2471  ASN-CXA-ALL-CCI-22773-RDC, US
   367        1882        2474  DNIC-ASBLK-00306-00371, US
   749        1854        3262  DNIC-AS-00749, US
  6167        1763        1800  CELLCO-PART, US
 10620        1631        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)
----------------------------------------------

   1:40        2:540       3:509       4:5         5:1067      6:156    
   7:5         8:672      11:171      12:1012     13:300      14:117    
  15:293      16:233      17:5        18:870      20:99       21:4      
  22:188      23:2117     24:639      27:44       29:19       31:457    
  32:25       34:9        35:74       36:1196     37:689      38:1728   
  39:536      40:53       41:1027     42:219      43:208      44:30     
  45:3698     46:1037     47:142      49:35       50:351      51:368    
  52:1405     54:274      55:902      56:8        57:17       58:31     
  59:29       60:16       61:65       62:513      63:768      64:1709   
  65:1072     66:1426     67:902      68:515      69:1020     70:297    
  71:198      72:563      74:905      75:414      76:237      77:443    
  78:600      79:275      80:334      81:417      82:337      83:200    
  84:337      85:498      86:231      87:225      88:243      89:807    
  90:96       91:1015     92:611      93:845      94:717      95:681    
  96:191      97:52       98:521      99:165     100:27      101:29     
 102:343     103:1216    104:876     105:80      106:52      107:774    
 108:446     109:404     110:42      111:1865    112:470     113:39     
 114:58      115:17      116:46      117:977     118:170     119:115    
 120:1171    121:44      122:150     123:154     124:66      125:22     
 128:341     129:326     130:668     131:938     132:577     133:207    
 134:545     135:104     136:501     137:583     138:1006    139:409    
 140:664     141:449     142:913     143:700     144:407     145:91     
 146:675     147:514     148:718     149:618     150:313     151:620    
 152:635     153:134     154:636     155:752     156:787     157:383    
 158:463     159:640     160:982     161:601     162:841     163:375    
 164:725     165:753     166:599     167:640     168:1464    169:136    
 170:1546    171:103     172:1100    173:750     174:285     175:42     
 176:362     177:1109    178:443     179:797     180:80      181:1787   
 182:46      183:852     184:437     185:3139    186:2332    187:1208   
 188:841     189:1475    190:4868    191:425     192:4793    193:1910   
 194:1391    195:957     196:706     197:1283    198:2405    199:4532   
 200:3786    201:3194    202:1115    203:690     204:2093    205:1960   
 206:1544    207:1378    208:1215    209:1768    210:327     211:431    
 212:996     213:876     214:1010    215:41      216:2349    217:522    
 218:522     219:22      220:31      221:301     222:28      223:706    


End of report


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