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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 24 20:17:15 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 24 Dec, 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:                              256076
    Prefixes after maximum aggregation (per Origin AS):          112876
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      134840
    Number of IPv4 prefixes with a valid ROA:                    112732
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         143325
Total ASes present in the Internet Routing Table:                 20338
    Prefixes per ASN:                                             12.59
Origin-only ASes present in the Internet Routing Table:           17461
Origin ASes announcing only one prefix:                            7775
Transit ASes present in the Internet Routing Table:                2877
Transit-only ASes present in the Internet Routing Table:            753
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      46013
Number of 32-bit ASNs visible in the Routing Table:                7909
Prefixes from 32-bit ASNs in the Routing Table:                   29254
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:            146
Number of addresses announced to Internet:                   1567023357
    Equivalent to 93 /8s, 102 /16s and 224 /24s
    Percentage of available address space announced:               42.3
    Percentage of allocated address space announced:               42.3
    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:       81356

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

Prefixes being announced by APNIC Region ASes:                    31252
    Total APNIC prefixes after maximum aggregation:                7591
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           30547
    Unique aggregates announced from the APNIC address blocks:     8370
APNIC Region origin ASes present in the Internet Routing Table:    1162
    APNIC Prefixes per ASN:                                       26.29
APNIC Region origin ASes announcing only one prefix:                453
APNIC Region transit ASes present in the Internet Routing Table:    215
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:    506
Number of APNIC addresses announced to Internet:              173301100
    Equivalent to 10 /8s, 84 /16s and 93 /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:                    117564
    Total ARIN prefixes after maximum aggregation:                60793
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116248
    Unique aggregates announced from the ARIN address blocks:     61048
ARIN Region origin ASes present in the Internet Routing Table:     9045
    ARIN Prefixes per ASN:                                        12.85
ARIN Region origin ASes announcing only one prefix:                3768
ARIN Region transit ASes present in the Internet Routing Table:     841
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:    2035
Number of ARIN addresses announced to Internet:               951788929
    Equivalent to 56 /8s, 187 /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:                     47929
    Total RIPE prefixes after maximum aggregation:                26356
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            49280
    Unique aggregates announced from the RIPE address blocks:     36612
RIPE Region origin ASes present in the Internet Routing Table:     4687
    RIPE Prefixes per ASN:                                        10.51
RIPE Region origin ASes announcing only one prefix:                1976
RIPE Region transit ASes present in the Internet Routing Table:     696
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:    1856
Number of RIPE addresses announced to Internet:               303897552
    Equivalent to 18 /8s, 29 /16s and 27 /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:                   48656
    Total LACNIC prefixes after maximum aggregation:              14917
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47440
    Unique aggregates announced from the LACNIC address blocks:   22906
LACNIC Region origin ASes present in the Internet Routing Table:   4257
    LACNIC Prefixes per ASN:                                      11.14
LACNIC Region origin ASes announcing only one prefix:              1448
LACNIC Region transit ASes present in the Internet Routing Table:   903
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:  3361
Number of LACNIC addresses announced to Internet:              98366272
    Equivalent to 5 /8s, 220 /16s and 243 /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:                  10355
    Total AfriNIC prefixes after maximum aggregation:              2996
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         12415
    Unique aggregates announced from the AfriNIC address blocks:   5784
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     41.38
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  151
Number of AfriNIC addresses announced to Internet:             39606272
    Equivalent to 2 /8s, 92 /16s and 88 /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        9910       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1567        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1494        192      52  CMNET-HUNAN-AP China Mobile communication
 24547         831        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         641       2200     463  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         481        488     104  CMNET-GUANGDONG-AP China Mobile communica
 45102         472        755     122  ALIBABA-CN-NET Alibaba US Technology Co.,

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       12502      37823    3207  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3235      23511    2056  ATT-INTERNET4, US
   367        2507       3011    1189  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2296        164    1411  USDA-1, US
 36352        1908        163     803  AS-COLOCROSSING, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1667       4895     293  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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1234         97     999  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         795       2073     696  GTT-BACKBONE GTT, US
  8452         670       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         589         55      26  Jordan Data Communications, JO
  3320         574       8321     486  DTAG Internet service provider operations
 51167         565        112     249  CONTABO, DE
 62240         509         36     345  CLOUVIDER Clouvider - Global ASN, 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        5667       1587     821  UNINET, MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1002       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         649         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         551         91     233  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        1489        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 29571         742         60     338  ORANGE-COTE-IVOIRE, CI
 24835         709        359     135  RAYA-AS, EG
 37069         663       1047      14  MOBINIL, EG
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         566        125     175  Vodafone-, EG
 36914         541         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         379        319      71  TENET-1, ZA

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       12502      37823    3207  AMAZON-02, US
  9808        9910       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5667       1587     821  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3235      23511    2056  ATT-INTERNET4, US
   367        2507       3011    1189  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2296        164    1411  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1908        163     803  AS-COLOCROSSING, 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        9910         9824  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5667         4846  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1489         1473  LINKdotNET-AS, EG
 56047        1494         1442  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1567         1383  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
     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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
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

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      /10:34      /11:40      /12:149     
/13:210     /14:563     /15:1112    /16:7625    /17:3441    /18:4104    
/19:7490    /20:12304   /21:14922   /22:27203   /23:27254   /24:149406  
/25:43      /26:68      /27:38      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3032        5667  UNINET, MX
 16509        2271       12502  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1475        3235  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         902        1091  BRSPD-PUBLIC, US
 11776         892        1879  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        2:471       3:533       4:5         5:825       6:152    
   7:5         8:663      11:171      12:984      13:301      14:120    
  15:294      16:234      17:5        18:871      20:146      21:4      
  22:188      23:2317     24:676      27:25       29:19       31:415    
  32:22       34:7        35:99       36:1227     37:676      38:1945   
  39:526      40:52       41:1016     42:216      43:199      44:32     
  45:3797     46:918      47:94       49:19       50:337      51:374    
  52:1391     54:294      55:1034     56:8        57:16       58:31     
  59:25       60:15       61:74       62:533      63:770      64:1738   
  65:1108     66:1514     67:926      68:521      69:1134     70:301    
  71:206      72:586      74:909      75:431      76:252      77:374    
  78:296      79:279      80:319      81:361      82:351      83:201    
  84:331      85:529      86:221      87:225      88:247      89:852    
  90:96       91:1056     92:614      93:457      94:870      95:592    
  96:216      97:50       98:456      99:162     100:35      101:27     
 102:335     103:1125    104:1038    105:94      106:39      107:1408   
 108:480     109:395     110:41      111:1874    112:449     113:42     
 114:53      115:22      116:50      117:991     118:161     119:116    
 120:1151    121:42      122:125     123:151     124:55      125:21     
 128:435     129:295     130:663     131:927     132:567     133:211    
 134:442     135:112     136:568     137:520     138:1006    139:399    
 140:685     141:445     142:903     143:671     144:408     145:86     
 146:636     147:484     148:717     149:648     150:360     151:657    
 152:663     153:134     154:922     155:752     156:830     157:374    
 158:484     159:667     160:703     161:618     162:907     163:404    
 164:734     165:801     166:608     167:638     168:1505    169:147    
 170:1591    171:103     172:1155    173:747     174:231     175:53     
 176:433     177:1151    178:529     179:822     180:69      181:1874   
 182:51      183:868     184:453     185:3354    186:2337    187:1103   
 188:777     189:1413    190:4953    191:488     192:4908    193:1844   
 194:1311    195:960     196:736     197:1664    198:2584    199:4632   
 200:3865    201:3240    202:973     203:697     204:2058    205:1990   
 206:1580    207:1438    208:1291    209:1920    210:312     211:428    
 212:986     213:834     214:1006    215:42      216:2422    217:448    
 218:522     219:22      220:29      221:301     222:30      223:707    


End of report


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