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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Nov 13 20:17:14 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 13 Nov, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              252446
    Prefixes after maximum aggregation (per Origin AS):          112034
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136371
    Number of IPv4 prefixes with a valid ROA:                    111168
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         141254
Total ASes present in the Internet Routing Table:                 20254
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           17413
Origin ASes announcing only one prefix:                            7812
Transit ASes present in the Internet Routing Table:                2841
Transit-only ASes present in the Internet Routing Table:            727
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               344
    Number of instances of unregistered ASNs:                       345
Number of 32-bit ASNs allocated by the RIRs:                      45834
Number of 32-bit ASNs visible in the Routing Table:                7894
Prefixes from 32-bit ASNs in the Routing Table:                   29078
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:            148
Number of addresses announced to Internet:                   1480126717
    Equivalent to 88 /8s, 56 /16s and 240 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               40.0
    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:       80943

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

Prefixes being announced by APNIC Region ASes:                    31505
    Total APNIC prefixes after maximum aggregation:                7617
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           30791
    Unique aggregates announced from the APNIC address blocks:     8622
APNIC Region origin ASes present in the Internet Routing Table:    1200
    APNIC Prefixes per ASN:                                       25.66
APNIC Region origin ASes announcing only one prefix:                468
APNIC Region transit ASes present in the Internet Routing Table:    214
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:    529
Number of APNIC addresses announced to Internet:              173306220
    Equivalent to 10 /8s, 84 /16s and 113 /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:                    113811
    Total ARIN prefixes after maximum aggregation:                60747
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           112817
    Unique aggregates announced from the ARIN address blocks:     63982
ARIN Region origin ASes present in the Internet Routing Table:     9010
    ARIN Prefixes per ASN:                                        12.52
ARIN Region origin ASes announcing only one prefix:                3761
ARIN Region transit ASes present in the Internet Routing Table:     828
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:    2008
Number of ARIN addresses announced to Internet:               873201281
    Equivalent to 52 /8s, 11 /16s and 254 /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:                     48483
    Total RIPE prefixes after maximum aggregation:                25549
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49416
    Unique aggregates announced from the RIPE address blocks:     34985
RIPE Region origin ASes present in the Internet Routing Table:     4588
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1984
RIPE Region transit ASes present in the Internet Routing Table:     694
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1822
Number of RIPE addresses announced to Internet:               294620880
    Equivalent to 17 /8s, 143 /16s and 142 /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:                   48826
    Total LACNIC prefixes after maximum aggregation:              14851
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47797
    Unique aggregates announced from the LACNIC address blocks:   23324
LACNIC Region origin ASes present in the Internet Routing Table:   4313
    LACNIC Prefixes per ASN:                                      11.08
LACNIC Region origin ASes announcing only one prefix:              1487
LACNIC Region transit ASes present in the Internet Routing Table:   890
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:  3398
Number of LACNIC addresses announced to Internet:              99014464
    Equivalent to 5 /8s, 230 /16s and 215 /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:                   9477
    Total AfriNIC prefixes after maximum aggregation:              3037
    AfriNIC Deaggregation factor:                                  3.12
Prefixes being announced from the AfriNIC address blocks:         11477
    Unique aggregates announced from the AfriNIC address blocks:   5332
AfriNIC Region origin ASes present in the Internet Routing Table:   279
    AfriNIC Prefixes per ASN:                                     41.14
AfriNIC Region origin ASes announcing only one prefix:              112
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  137
Number of AfriNIC addresses announced to Internet:             39914240
    Equivalent to 2 /8s, 97 /16s and 11 /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        9852       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1549        797     177  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         529       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  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       10987      12096    3859  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3173      23666    2010  ATT-INTERNET4, US
   367        2498       3011    1166  DNIC-ASBLK-00306-00371, US
 22773        2470       2082     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2219        150    1379  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1673       4896     297  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1403       1047     109  ATT-MOBILITY-LLC-AS20057, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3197        194      63  ALJAWWALSTC-AS, SA
 20940        1355        105    1076  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         801       2073     696  GTT-BACKBONE GTT, US
  8452         702       1761     136  TE-AS TE-AS, EG
  8376         666         58      31  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         576       8321     487  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         545         39     486  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        6077       1772     939  UNINET, MX
 11830        2003        369      64  Instituto Costarricense de Electricidad y
 10620        1745        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 26615        1017       2503      53  TIM SA, BR
 18881         862       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  TELEFONICA BRASIL S.A, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1406        389      16  LINKdotNET-AS, EG
 29571         696         57     306  ORANGE-COTE-IVOIRE, CI
 24835         612        335     191  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         552         82       3  KENET-AS, KE
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 37069         508       1051      15  MOBINIL, EG
  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       10987      12096    3859  AMAZON-02, US
  9808        9852       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6077       1772     939  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3173      23666    2010  ATT-INTERNET4, US
   367        2498       3011    1166  DNIC-ASBLK-00306-00371, US
 22773        2470       2082     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2219        150    1379  USDA-1, US
 11830        2003        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        9852         9769  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6077         5138  UNINET, MX
 39891        3197         3134  ALJAWWALSTC-AS, SA
 11830        2003         1939  Instituto Costarricense de Electricidad y Telec
 22773        2470         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1406         1390  LINKdotNET-AS, EG
   209        1673         1376  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
     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
41.78.60.0/22        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      /12:137     
/13:193     /14:516     /15:1017    /16:6775    /17:3354    /18:4028    
/19:7416    /20:12106   /21:14802   /22:27086   /23:27215   /24:147504  
/25:52      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3163        6077  UNINET, MX
 39891        2313        3197  ALJAWWALSTC-AS, SA
 16509        2237       10987  AMAZON-02, US
 22773        1867        2470  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1701        2003  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1411        3173  ATT-INTERNET4, US
 10620         981        1745  Telmex Colombia S.A., CO
   209         950        1673  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         874        1035  BRSPD-PUBLIC, US

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

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

   1:63        2:526       3:509       4:5         5:1101      6:156    
   7:5         8:670      11:171      12:1013     13:306      14:116    
  15:293      16:228      17:5        18:873      20:119      21:4      
  22:188      23:2215     24:640      27:35       29:19       31:402    
  32:25       34:9        35:69       36:1196     37:672      38:1615   
  39:536      40:53       41:1009     42:218      43:204      44:32     
  45:3717     46:985      47:94       49:35       50:344      51:368    
  52:1403     54:274      55:950      56:8        57:17       58:31     
  59:29       60:16       61:65       62:476      63:765      64:1730   
  65:1090     66:1541     67:929      68:521      69:1081     70:300    
  71:200      72:574      74:898      75:414      76:226      77:426    
  78:613      79:278      80:326      81:393      82:332      83:196    
  84:345      85:486      86:227      87:208      88:247      89:842    
  90:96       91:997      92:622      93:831      94:682      95:740    
  96:207      97:62       98:522      99:165     100:27      101:31     
 102:378     103:1210    104:963     105:78      106:52      107:941    
 108:452     109:416     110:42      111:1864    112:469     113:40     
 114:58      115:17      116:50      117:980     118:171     119:132    
 120:1133    121:43      122:147     123:153     124:65      125:22     
 128:416     129:323     130:669     131:941     132:575     133:207    
 134:450     135:104     136:501     137:580     138:1035    139:396    
 140:669     141:443     142:919     143:709     144:407     145:85     
 146:637     147:510     148:717     149:620     150:313     151:635    
 152:646     153:134     154:662     155:752     156:786     157:369    
 158:470     159:632     160:716     161:608     162:857     163:381    
 164:732     165:786     166:602     167:642     168:1496    169:140    
 170:1557    171:104     172:1124    173:765     174:287     175:42     
 176:365     177:1136    178:456     179:818     180:68      181:1844   
 182:46      183:849     184:446     185:3118    186:2352    187:1115   
 188:803     189:1470    190:4928    191:490     192:4835    193:1830   
 194:1298    195:903     196:767     197:1290    198:2438    199:4561   
 200:3914    201:3225    202:1107    203:693     204:2080    205:1970   
 206:1584    207:1395    208:1255    209:1792    210:320     211:425    
 212:936     213:753     214:1011    215:41      216:2391    217:471    
 218:519     219:22      220:31      221:301     222:28      223:705    


End of report


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