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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 25 20:17:08 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 25 Oct, 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:                              250424
    Prefixes after maximum aggregation (per Origin AS):          110772
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      134072
    Number of IPv4 prefixes with a valid ROA:                    109941
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         140457
Total ASes present in the Internet Routing Table:                 20107
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           17302
Origin ASes announcing only one prefix:                            7758
Transit ASes present in the Internet Routing Table:                2805
Transit-only ASes present in the Internet Routing Table:            706
Paths with bogon ASNs present in the IPv4 Routing Table:              7
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               344
    Number of instances of unregistered ASNs:                       345
Number of 32-bit ASNs allocated by the RIRs:                      45628
Number of 32-bit ASNs visible in the Routing Table:                7802
Prefixes from 32-bit ASNs in the Routing Table:                   28739
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:            178
Number of addresses announced to Internet:                   1485809949
    Equivalent to 88 /8s, 143 /16s and 169 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       79770

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

Prefixes being announced by APNIC Region ASes:                    31921
    Total APNIC prefixes after maximum aggregation:                7704
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           31203
    Unique aggregates announced from the APNIC address blocks:     8937
APNIC Region origin ASes present in the Internet Routing Table:    1171
    APNIC Prefixes per ASN:                                       26.65
APNIC Region origin ASes announcing only one prefix:                461
APNIC Region transit ASes present in the Internet Routing Table:    207
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    508
Number of APNIC addresses announced to Internet:              180873836
    Equivalent to 10 /8s, 199 /16s and 234 /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:                    112780
    Total ARIN prefixes after maximum aggregation:                59882
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111970
    Unique aggregates announced from the ARIN address blocks:     62850
ARIN Region origin ASes present in the Internet Routing Table:     8972
    ARIN Prefixes per ASN:                                        12.48
ARIN Region origin ASes announcing only one prefix:                3721
ARIN Region transit ASes present in the Internet Routing Table:     823
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:    1974
Number of ARIN addresses announced to Internet:               871968161
    Equivalent to 51 /8s, 249 /16s and 45 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                     47585
    Total RIPE prefixes after maximum aggregation:                25167
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48537
    Unique aggregates announced from the RIPE address blocks:     34383
RIPE Region origin ASes present in the Internet Routing Table:     4505
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1947
RIPE Region transit ASes present in the Internet Routing Table:     665
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:    1766
Number of RIPE addresses announced to Internet:               294047440
    Equivalent to 17 /8s, 134 /16s and 206 /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,
                        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:                   48428
    Total LACNIC prefixes after maximum aggregation:              14760
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          47311
    Unique aggregates announced from the LACNIC address blocks:   22842
LACNIC Region origin ASes present in the Internet Routing Table:   4311
    LACNIC Prefixes per ASN:                                      10.97
LACNIC Region origin ASes announcing only one prefix:              1502
LACNIC Region transit ASes present in the Internet Routing Table:   889
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:  3392
Number of LACNIC addresses announced to Internet:              98606144
    Equivalent to 5 /8s, 224 /16s and 156 /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:                   9366
    Total AfriNIC prefixes after maximum aggregation:              3031
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:         11225
    Unique aggregates announced from the AfriNIC address blocks:   4915
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     36.92
AfriNIC Region origin ASes announcing only one prefix:              127
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  162
Number of AfriNIC addresses announced to Internet:             40215808
    Equivalent to 2 /8s, 101 /16s and 165 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         539       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  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       10936      11918    3808  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3160      23667    1969  ATT-INTERNET4, US
   367        2493       3022    1159  DNIC-ASBLK-00306-00371, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2185        148    1366  USDA-1, US
 11776        1869        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1795       3384     438  CELLCO-PART, US
   209        1678       4897     301  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1401       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        1286        100    1036  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         654         57      29  Jordan Data Communications, JO
 25019         587        991     137  SAUDINETSTC-AS, SA
  3320         573       8320     481  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         491         37     442  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        5873       1724     735  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1745        260    1227  Telmex Colombia S.A., CO
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         854       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         538       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        1415        389      16  LINKdotNET-AS, EG
 29571         721         58     307  ORANGE-COTE-IVOIRE, CI
 36935         647        127     174  Vodafone-, EG
 36992         567        925     264  ETISALAT-MISR, EG
 36914         523         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         436       1051      15  MOBINIL, EG
 20011         431        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       10936      11918    3808  AMAZON-02, US
  9808        9896       8751      79  CHINAMOBILE-CN China Mobile Communication
  8151        5873       1724     735  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3160      23667    1969  ATT-INTERNET4, US
   367        2493       3022    1159  DNIC-ASBLK-00306-00371, US
 22773        2470       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2185        148    1366  USDA-1, US
 11830        2007        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        9896         9817  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5873         5138  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2470         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1869         1644  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1415         1399  LINKdotNET-AS, EG
   209        1678         1377  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
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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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     /14:520     /15:1020    /16:6881    /17:3370    /18:4002    
/19:7418    /20:11903   /21:14640   /22:26670   /23:27051   /24:146323  
/25:47      /26:70      /27:38      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3124        5873  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2222       10936  AMAZON-02, US
 22773        1866        2470  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3160  ATT-INTERNET4, US
 10620         981        1745  Telmex Colombia S.A., CO
   209         951        1678  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1869  ATLANTICBB-JOHNSTOWN, US
  6167         860        1795  CELLCO-PART, US

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

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

   1:64        2:519       3:504       4:5         5:1030      6:155    
   7:5         8:682      11:171      12:1012     13:312      14:114    
  15:293      16:225      17:5        18:869      20:111      21:4      
  22:188      23:2081     24:626      27:56       29:19       31:345    
  32:25       34:9        35:73       36:1194     37:711      38:1645   
  39:534      40:53       41:1074     42:235      43:208      44:33     
  45:3716     46:804      47:95       49:61       50:350      51:370    
  52:1414     54:294      55:953      56:8        57:16       58:31     
  59:30       60:16       61:64       62:478      63:766      64:1762   
  65:1097     66:1520     67:913      68:519      69:1120     70:302    
  71:206      72:559      74:914      75:414      76:232      77:398    
  78:588      79:257      80:316      81:389      82:308      83:197    
  84:325      85:470      86:222      87:216      88:235      89:795    
  90:96       91:997      92:642      93:832      94:630      95:661    
  96:195      97:47       98:528      99:165     100:26      101:27     
 102:392     103:1247    104:918     105:126     106:68      107:783    
 108:444     109:397     110:41      111:1868    112:467     113:41     
 114:56      115:23      116:44      117:978     118:176     119:114    
 120:1174    121:46      122:155     123:156     124:68      125:21     
 128:382     129:322     130:659     131:935     132:579     133:208    
 134:449     135:102     136:503     137:572     138:1022    139:391    
 140:650     141:561     142:901     143:708     144:403     145:68     
 146:649     147:504     148:711     149:608     150:336     151:620    
 152:662     153:135     154:638     155:751     156:747     157:375    
 158:458     159:636     160:712     161:616     162:852     163:376    
 164:749     165:781     166:597     167:645     168:1491    169:132    
 170:1561    171:100     172:1090    173:770     174:287     175:42     
 176:352     177:1110    178:443     179:779     180:80      181:1828   
 182:45      183:850     184:440     185:3042    186:2306    187:1321   
 188:747     189:1516    190:4907    191:473     192:4763    193:1837   
 194:1295    195:912     196:703     197:1125    198:2444    199:4534   
 200:3828    201:3162    202:1112    203:685     204:2089    205:2005   
 206:1563    207:1409    208:1228    209:1856    210:327     211:430    
 212:944     213:714     214:1030    215:41      216:2344    217:477    
 218:521     219:21      220:52      221:301     222:18      223:690    


End of report


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