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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 3 20:16:50 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 03 Sep, 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:                              251583
    Prefixes after maximum aggregation (per Origin AS):          113287
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      135141
    Number of IPv4 prefixes with a valid ROA:                    104948
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         146608
Total ASes present in the Internet Routing Table:                 20794
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17903
Origin ASes announcing only one prefix:                            8067
Transit ASes present in the Internet Routing Table:                2891
Transit-only ASes present in the Internet Routing Table:            732
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               330
    Number of instances of unregistered ASNs:                       331
Number of 32-bit ASNs allocated by the RIRs:                      45298
Number of 32-bit ASNs visible in the Routing Table:                8112
Prefixes from 32-bit ASNs in the Routing Table:                   29299
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:            143
Number of addresses announced to Internet:                   1515225503
    Equivalent to 90 /8s, 80 /16s and 129 /24s
    Percentage of available address space announced:               40.9
    Percentage of allocated address space announced:               40.9
    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:       79753

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

Prefixes being announced by APNIC Region ASes:                    32009
    Total APNIC prefixes after maximum aggregation:                8090
    APNIC Deaggregation factor:                                    3.96
Prefixes being announced from the APNIC address blocks:           31397
    Unique aggregates announced from the APNIC address blocks:     9373
APNIC Region origin ASes present in the Internet Routing Table:    1270
    APNIC Prefixes per ASN:                                       24.72
APNIC Region origin ASes announcing only one prefix:                509
APNIC Region transit ASes present in the Internet Routing Table:    217
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    583
Number of APNIC addresses announced to Internet:              202298734
    Equivalent to 12 /8s, 14 /16s and 213 /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:                    114197
    Total ARIN prefixes after maximum aggregation:                61120
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113027
    Unique aggregates announced from the ARIN address blocks:     63958
ARIN Region origin ASes present in the Internet Routing Table:     9066
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3772
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:    1981
Number of ARIN addresses announced to Internet:               872695393
    Equivalent to 52 /8s, 4 /16s and 70 /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:                     50437
    Total RIPE prefixes after maximum aggregation:                27243
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            50937
    Unique aggregates announced from the RIPE address blocks:     36417
RIPE Region origin ASes present in the Internet Routing Table:     4930
    RIPE Prefixes per ASN:                                        10.33
RIPE Region origin ASes announcing only one prefix:                2135
RIPE Region transit ASes present in the Internet Routing Table:     720
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1958
Number of RIPE addresses announced to Internet:               305525968
    Equivalent to 18 /8s, 53 /16s and 244 /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:                   45007
    Total LACNIC prefixes after maximum aggregation:              13692
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          44310
    Unique aggregates announced from the LACNIC address blocks:   20380
LACNIC Region origin ASes present in the Internet Routing Table:   4322
    LACNIC Prefixes per ASN:                                      10.25
LACNIC Region origin ASes announcing only one prefix:              1505
LACNIC Region transit ASes present in the Internet Routing Table:   904
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3420
Number of LACNIC addresses announced to Internet:              94711808
    Equivalent to 5 /8s, 165 /16s and 48 /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:                   9603
    Total AfriNIC prefixes after maximum aggregation:              2911
    AfriNIC Deaggregation factor:                                  3.30
Prefixes being announced from the AfriNIC address blocks:         11769
    Unique aggregates announced from the AfriNIC address blocks:   4897
AfriNIC Region origin ASes present in the Internet Routing Table:   331
    AfriNIC Prefixes per ASN:                                     35.56
AfriNIC Region origin ASes announcing only one prefix:              146
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  170
Number of AfriNIC addresses announced to Internet:             39915520
    Equivalent to 2 /8s, 97 /16s and 16 /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        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         573      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        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       10630      11797    3764  AMAZON-02, US
   749        3243      54889    2495  DNIC-AS-00749, US
  7018        2913      23672    1839  ATT-INTERNET4, US
   367        2509       3029    1178  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2096        134    1354  USDA-1, US
  6167        1810       3382     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1538        165     766  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        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1310        104    1065  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         704         60      29  Jordan Data Communications, JO
212238         567         41     498  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         551       8318     466  DTAG Internet service provider operations
 34984         540         80     431  TELLCOM-AS, TR

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        5872       1685     720  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1373        199    1032  Telmex Colombia S.A., CO
  3816        1315        773     206  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         536       2892      68  TELEFONICA BRASIL S.A, BR
 27651         534         73      69  ENTEL CHILE S.A., CL

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        1401        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36935         702        129     181  Vodafone-, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 36903         373        166     264  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, 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       10630      11797    3764  AMAZON-02, US
  9808        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5872       1685     720  UNINET, MX
   749        3243      54889    2495  DNIC-AS-00749, US
  7018        2913      23672    1839  ATT-INTERNET4, US
   367        2509       3029    1178  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2096        134    1354  USDA-1, US
 11830        2009        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        9713         9638  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5872         5152  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2448         1749  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1401         1385  LINKdotNET-AS, EG
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
     13342  UNALLOCATED  12.17.5.0/24              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

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      /10:29      /11:41      /12:140     
/13:197     /14:528     /15:1034    /16:7156    /17:3391    /18:3956    
/19:7530    /20:11345   /21:15004   /22:27709   /23:27293   /24:146032  
/25:37      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
  8151        3004        5872  UNINET, MX
 16509        2147       10630  AMAZON-02, US
 22773        1847        2448  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1321        2913  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         883        1810  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         803        1373  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)
----------------------------------------------

   1:42        2:307       3:446       4:5         5:1021      6:147    
   7:5         8:691      11:171      12:1027     13:304      14:104    
  15:291      16:226      17:6        18:842      20:177      21:4      
  22:188      23:2178     24:650      25:2        27:36       29:19     
  31:357      32:29       34:10       35:71       36:1196     37:796    
  38:1390     39:542      40:52       41:1137     42:166      43:197    
  44:42       45:3774     46:921      47:97       49:31       50:336    
  51:370      52:1366     54:276      55:936      56:8        57:17     
  58:6        59:35       60:17       61:55       62:516      63:782    
  64:1662     65:1087     66:1462     67:904      68:509      69:1120   
  70:310      71:205      72:575      74:929      75:416      76:238    
  77:350      78:633      79:221      80:331      81:374      82:301    
  83:248      84:334      85:532      86:207      87:238      88:253    
  89:995      90:102      91:1010     92:642      93:838      94:652    
  95:523      96:221      97:62       98:455      99:161     100:13     
 101:20      102:419     103:1368    104:1010    105:163     106:17     
 107:1223    108:461     109:384     110:29      111:1840    112:450    
 113:41      114:46      115:23      116:49      117:963     118:175    
 119:137     120:1103    121:38      122:172     123:160     124:73     
 125:14      128:486     129:318     130:684     131:934     132:574    
 133:195     134:472     135:109     136:439     137:536     138:977    
 139:466     140:678     141:449     142:798     143:727     144:412    
 145:102     146:614     147:444     148:734     149:669     150:310    
 151:680     152:662     153:136     154:763     155:739     156:695    
 157:375     158:450     159:681     160:835     161:665     162:882    
 163:408     164:739     165:816     166:583     167:666     168:1314   
 169:162     170:1555    171:110     172:1156    173:783     174:232    
 175:39      176:465     177:1224    178:439     179:804     180:70     
 181:1594    182:46      183:832     184:459     185:3387    186:1893   
 187:1149    188:709     189:1434    190:3963    191:459     192:4867   
 193:1937    194:1412    195:996     196:876     197:960     198:2526   
 199:4474    200:3436    201:3160    202:1137    203:695     204:2096   
 205:1946    206:1568    207:1430    208:1184    209:1796    210:351    
 211:464     212:1098    213:919     214:1022    215:43      216:2365   
 217:473     218:528     219:22      220:192     221:300     222:20     
 223:651    

End of report


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