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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Dec 7 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 07 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:                              255525
    Prefixes after maximum aggregation (per Origin AS):          114105
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139595
    Number of IPv4 prefixes with a valid ROA:                    111517
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143986
Total ASes present in the Internet Routing Table:                 20262
    Prefixes per ASN:                                             12.61
Origin-only ASes present in the Internet Routing Table:           17419
Origin ASes announcing only one prefix:                            7769
Transit ASes present in the Internet Routing Table:                2843
Transit-only ASes present in the Internet Routing Table:            725
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 (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               317
    Number of instances of unregistered ASNs:                       318
Number of 32-bit ASNs allocated by the RIRs:                      45967
Number of 32-bit ASNs visible in the Routing Table:                7802
Prefixes from 32-bit ASNs in the Routing Table:                   29523
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:            147
Number of addresses announced to Internet:                   1479016957
    Equivalent to 88 /8s, 40 /16s and 1 /24s
    Percentage of available address space announced:               39.9
    Percentage of allocated address space announced:               39.9
    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:       81428

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

Prefixes being announced by APNIC Region ASes:                    31603
    Total APNIC prefixes after maximum aggregation:                7613
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30889
    Unique aggregates announced from the APNIC address blocks:     8618
APNIC Region origin ASes present in the Internet Routing Table:    1175
    APNIC Prefixes per ASN:                                       26.29
APNIC Region origin ASes announcing only one prefix:                455
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:    506
Number of APNIC addresses announced to Internet:              172971116
    Equivalent to 10 /8s, 79 /16s and 84 /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:                    116931
    Total ARIN prefixes after maximum aggregation:                62156
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115776
    Unique aggregates announced from the ARIN address blocks:     66175
ARIN Region origin ASes present in the Internet Routing Table:     9080
    ARIN Prefixes per ASN:                                        12.75
ARIN Region origin ASes announcing only one prefix:                3767
ARIN Region transit ASes present in the Internet Routing Table:     850
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:    2039
Number of ARIN addresses announced to Internet:               873994881
    Equivalent to 52 /8s, 24 /16s and 26 /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:                     47667
    Total RIPE prefixes after maximum aggregation:                26252
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48936
    Unique aggregates announced from the RIPE address blocks:     36169
RIPE Region origin ASes present in the Internet Routing Table:     4647
    RIPE Prefixes per ASN:                                        10.53
RIPE Region origin ASes announcing only one prefix:                1968
RIPE Region transit ASes present in the Internet Routing Table:     685
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:    1830
Number of RIPE addresses announced to Internet:               293425872
    Equivalent to 17 /8s, 125 /16s and 82 /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:                   48729
    Total LACNIC prefixes after maximum aggregation:              14882
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          47528
    Unique aggregates announced from the LACNIC address blocks:   22681
LACNIC Region origin ASes present in the Internet Routing Table:   4209
    LACNIC Prefixes per ASN:                                      11.29
LACNIC Region origin ASes announcing only one prefix:              1456
LACNIC Region transit ASes present in the Internet Routing Table:   877
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:  3281
Number of LACNIC addresses announced to Internet:              98953280
    Equivalent to 5 /8s, 229 /16s and 232 /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:                  10278
    Total AfriNIC prefixes after maximum aggregation:              2981
    AfriNIC Deaggregation factor:                                  3.45
Prefixes being announced from the AfriNIC address blocks:         12249
    Unique aggregates announced from the AfriNIC address blocks:   5831
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     41.52
AfriNIC Region origin ASes announcing only one prefix:              123
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  146
Number of AfriNIC addresses announced to Internet:             39599360
    Equivalent to 2 /8s, 92 /16s and 61 /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        9907       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1498        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         601       2200     462  SINET-AS Research Organization of Informa
 17676         520       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         467        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       11090      12019    3967  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3172      23502    2019  ATT-INTERNET4, US
   367        2499       2993    1177  DNIC-ASBLK-00306-00371, US
 22773        2469       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2271        154    1404  USDA-1, US
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1756       3438     435  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1562        164     794  AS-COLOCROSSING, 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        1288        100    1034  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         788       2072     688  GTT-BACKBONE GTT, US
  8452         674       1760     135  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
  8376         591         55      26  Jordan Data Communications, JO
212238         582         42     515  CDNEXT, GB
  3320         579       8322     490  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        6023       1716     845  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1676        251    1195  Telmex Colombia S.A., CO
  3816        1322        777     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 26615         999       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      72  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        1493        389      18  LINKdotNET-AS, EG
 20011         944        167     258  INTERNET-SOLUTIONS, ZA
 37069         787       1079      15  MOBINIL, EG
 24835         734        367     156  RAYA-AS, EG
 29571         596         52     295  ORANGE-COTE-IVOIRE, CI
 36992         585        982     267  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         542         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         380        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       11090      12019    3967  AMAZON-02, US
  9808        9907       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        6023       1716     845  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3172      23502    2019  ATT-INTERNET4, US
   367        2499       2993    1177  DNIC-ASBLK-00306-00371, US
 22773        2469       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2271        154    1404  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, 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        9907         9821  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6023         5178  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2469         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1876         1657  ATLANTICBB-JOHNSTOWN, US
 24863        1493         1475  LINKdotNET-AS, EG
 56047        1498         1448  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  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
23.140.216.0/24      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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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      /10:28      /11:38      /12:134     
/13:193     /14:510     /15:1013    /16:6827    /17:3365    /18:4005    
/19:7514    /20:12375   /21:15069   /22:27354   /23:27418   /24:149471  
/25:42      /26:63      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3156        6023  UNINET, MX
 16509        2264       11090  AMAZON-02, US
 22773        1869        2469  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1449        3172  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 10620         930        1676  Telmex Colombia S.A., CO
 11776         891        1876  ATLANTICBB-JOHNSTOWN, US
 19901         886        1063  BRSPD-PUBLIC, US

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

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

   1:65        2:485       3:519       4:5         5:817       6:153    
   7:5         8:669      11:171      12:988      13:311      14:126    
  15:294      16:234      17:5        18:870      20:146      21:4      
  22:188      23:2268     24:697      27:36       29:19       31:412    
  32:19       34:9        35:107      36:1219     37:614      38:1773   
  39:524      40:52       41:992      42:210      43:215      44:34     
  45:3756     46:1072     47:94       49:29       50:343      51:368    
  52:1410     54:295      55:1030     56:8        57:17       58:32     
  59:29       60:15       61:72       62:519      63:768      64:1744   
  65:1132     66:1602     67:979      68:523      69:1173     70:300    
  71:205      72:600      74:915      75:431      76:257      77:434    
  78:306      79:280      80:327      81:369      82:348      83:199    
  84:346      85:479      86:224      87:210      88:260      89:826    
  90:95       91:1039     92:622      93:441      94:806      95:536    
  96:217      97:67       98:530      99:164     100:27      101:27     
 102:370     103:1178    104:1059    105:69      106:53      107:1252   
 108:488     109:397     110:42      111:1877    112:467     113:43     
 114:54      115:19      116:46      117:984     118:169     119:118    
 120:1153    121:43      122:142     123:154     124:54      125:22     
 128:455     129:325     130:663     131:936     132:565     133:209    
 134:475     135:112     136:580     137:581     138:1028    139:391    
 140:681     141:442     142:929     143:703     144:409     145:86     
 146:635     147:496     148:739     149:652     150:333     151:635    
 152:669     153:136     154:812     155:751     156:788     157:386    
 158:470     159:672     160:640     161:593     162:902     163:394    
 164:742     165:810     166:608     167:639     168:1541    169:147    
 170:1574    171:103     172:1171    173:793     174:295     175:52     
 176:407     177:1102    178:471     179:807     180:79      181:1871   
 182:49      183:872     184:445     185:3193    186:2308    187:1051   
 188:740     189:1463    190:4985    191:457     192:4914    193:1867   
 194:1312    195:930     196:780     197:1644    198:2552    199:4611   
 200:3913    201:3277    202:1088    203:690     204:2081    205:2006   
 206:1606    207:1439    208:1311    209:1964    210:324     211:428    
 212:983     213:755     214:1008    215:42      216:2422    217:463    
 218:521     219:22      220:30      221:301     222:29      223:705    


End of report


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