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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 14 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 14 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:                              252360
    Prefixes after maximum aggregation (per Origin AS):          112084
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136308
    Number of IPv4 prefixes with a valid ROA:                    110760
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         141577
Total ASes present in the Internet Routing Table:                 20213
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17390
Origin ASes announcing only one prefix:                            7808
Transit ASes present in the Internet Routing Table:                2823
Transit-only ASes present in the Internet Routing Table:            730
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:               349
    Number of instances of unregistered ASNs:                       350
Number of 32-bit ASNs allocated by the RIRs:                      45846
Number of 32-bit ASNs visible in the Routing Table:                7839
Prefixes from 32-bit ASNs in the Routing Table:                   28892
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:                   1485338877
    Equivalent to 88 /8s, 136 /16s and 120 /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:       80786

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

Prefixes being announced by APNIC Region ASes:                    31434
    Total APNIC prefixes after maximum aggregation:                7573
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30721
    Unique aggregates announced from the APNIC address blocks:     8576
APNIC Region origin ASes present in the Internet Routing Table:    1177
    APNIC Prefixes per ASN:                                       26.10
APNIC Region origin ASes announcing only one prefix:                470
APNIC Region transit ASes present in the Internet Routing Table:    215
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    512
Number of APNIC addresses announced to Internet:              173253740
    Equivalent to 10 /8s, 83 /16s and 164 /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:                    113939
    Total ARIN prefixes after maximum aggregation:                60862
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           112804
    Unique aggregates announced from the ARIN address blocks:     63964
ARIN Region origin ASes present in the Internet Routing Table:     8997
    ARIN Prefixes per ASN:                                        12.54
ARIN Region origin ASes announcing only one prefix:                3756
ARIN Region transit ASes present in the Internet Routing Table:     827
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:    2003
Number of ARIN addresses announced to Internet:               872947841
    Equivalent to 52 /8s, 8 /16s and 32 /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:                     48345
    Total RIPE prefixes after maximum aggregation:                25622
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49486
    Unique aggregates announced from the RIPE address blocks:     35113
RIPE Region origin ASes present in the Internet Routing Table:     4622
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                1994
RIPE Region transit ASes present in the Internet Routing Table:     684
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:    1822
Number of RIPE addresses announced to Internet:               300475856
    Equivalent to 17 /8s, 232 /16s and 229 /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:                   48989
    Total LACNIC prefixes after maximum aggregation:              14820
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          47902
    Unique aggregates announced from the LACNIC address blocks:   23323
LACNIC Region origin ASes present in the Internet Routing Table:   4256
    LACNIC Prefixes per ASN:                                      11.26
LACNIC Region origin ASes announcing only one prefix:              1463
LACNIC Region transit ASes present in the Internet Routing Table:   880
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:  3352
Number of LACNIC addresses announced to Internet:              98893120
    Equivalent to 5 /8s, 228 /16s and 253 /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:                   9304
    Total AfriNIC prefixes after maximum aggregation:              2974
    AfriNIC Deaggregation factor:                                  3.13
Prefixes being announced from the AfriNIC address blocks:         11300
    Unique aggregates announced from the AfriNIC address blocks:   5207
AfriNIC Region origin ASes present in the Internet Routing Table:   294
    AfriNIC Prefixes per ASN:                                     38.44
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             39698944
    Equivalent to 2 /8s, 93 /16s and 194 /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        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  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       11004      12019    3858  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3179      23666    2018  ATT-INTERNET4, US
   367        2493       3009    1175  DNIC-ASBLK-00306-00371, US
 22773        2470       2083     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2214        150    1383  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1672       4895     296  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1404       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        1312        102    1060  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     696  GTT-BACKBONE GTT, US
  8452         689       1760     135  TE-AS TE-AS, EG
  8376         671         58      32  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       1768     940  UNINET, MX
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1227  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1118        371      22  Telefonica del Peru S.A.A., PE
 26615        1016       2503      53  TIM SA, BR
 18881         863       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         625         85      50  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        1403        389      16  LINKdotNET-AS, EG
 29571         700         57     307  ORANGE-COTE-IVOIRE, CI
 24835         612        335     191  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 20011         544        138     318  INTERNET-SOLUTIONS, ZA
 36914         542         82       3  KENET-AS, KE
 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       11004      12019    3858  AMAZON-02, US
  9808        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        6077       1768     940  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3179      23666    2018  ATT-INTERNET4, US
   367        2493       3009    1175  DNIC-ASBLK-00306-00371, US
 22773        2470       2083     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2214        150    1383  USDA-1, US
 11830        2004        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        9851         9768  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6077         5137  UNINET, MX
 39891        3197         3134  ALJAWWALSTC-AS, SA
 11830        2004         1940  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        1403         1387  LINKdotNET-AS, EG
   209        1672         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     
/13:194     /14:522     /15:1019    /16:6815    /17:3349    /18:4029    
/19:7450    /20:11997   /21:14852   /22:27018   /23:27255   /24:147425  
/25:53      /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        2246       11004  AMAZON-02, US
 22773        1866        2470  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1702        2004  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1420        3179  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1672  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         879        1043  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        2:532       3:509       4:5         5:1178      6:154    
   7:5         8:673      11:171      12:1009     13:308      14:116    
  15:293      16:234      17:5        18:875      20:113      21:4      
  22:188      23:2175     24:642      27:35       29:19       31:377    
  32:19       34:9        35:74       36:1197     37:672      38:1677   
  39:536      40:53       41:1000     42:218      43:208      44:31     
  45:3703     46:908      47:93       49:35       50:352      51:368    
  52:1402     54:274      55:950      56:8        57:17       58:29     
  59:29       60:16       61:64       62:481      63:768      64:1729   
  65:1106     66:1522     67:933      68:522      69:1074     70:301    
  71:201      72:598      74:899      75:416      76:225      77:400    
  78:607      79:266      80:329      81:380      82:334      83:199    
  84:343      85:481      86:227      87:207      88:249      89:813    
  90:96       91:978      92:621      93:857      94:664      95:707    
  96:206      97:50       98:522      99:165     100:27      101:31     
 102:329     103:1168    104:973     105:78      106:52      107:941    
 108:452     109:411     110:43      111:1864    112:469     113:39     
 114:58      115:17      116:50      117:980     118:168     119:133    
 120:1133    121:43      122:147     123:152     124:65      125:22     
 128:415     129:323     130:671     131:931     132:579     133:207    
 134:476     135:107     136:502     137:584     138:1010    139:398    
 140:669     141:444     142:922     143:720     144:410     145:86     
 146:628     147:511     148:727     149:628     150:314     151:623    
 152:656     153:135     154:651     155:748     156:800     157:382    
 158:479     159:642     160:716     161:612     162:854     163:380    
 164:741     165:791     166:601     167:642     168:1498    169:139    
 170:1593    171:104     172:1119    173:747     174:287     175:42     
 176:365     177:1165    178:457     179:820     180:69      181:1854   
 182:46      183:845     184:447     185:3125    186:2363    187:1113   
 188:802     189:1477    190:4936    191:464     192:4848    193:1863   
 194:1304    195:910     196:766     197:1240    198:2444    199:4553   
 200:3919    201:3233    202:1103    203:693     204:2079    205:1963   
 206:1572    207:1389    208:1256    209:1791    210:320     211:425    
 212:952     213:765     214:1012    215:41      216:2382    217:462    
 218:519     219:22      220:31      221:301     222:28      223:701    


End of report


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