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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 22 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 22 Dec, 2024

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

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

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

BGP routing table entries examined:                              255850
    Prefixes after maximum aggregation (per Origin AS):          112436
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      133908
    Number of IPv4 prefixes with a valid ROA:                    112341
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143487
Total ASes present in the Internet Routing Table:                 20421
    Prefixes per ASN:                                             12.53
Origin-only ASes present in the Internet Routing Table:           17526
Origin ASes announcing only one prefix:                            7810
Transit ASes present in the Internet Routing Table:                2895
Transit-only ASes present in the Internet Routing Table:            759
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               325
    Number of instances of unregistered ASNs:                       326
Number of 32-bit ASNs allocated by the RIRs:                      46013
Number of 32-bit ASNs visible in the Routing Table:                7971
Prefixes from 32-bit ASNs in the Routing Table:                   29302
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:                   1568787197
    Equivalent to 93 /8s, 129 /16s and 202 /24s
    Percentage of available address space announced:               42.4
    Percentage of allocated address space announced:               42.4
    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:       80974

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

Prefixes being announced by APNIC Region ASes:                    31412
    Total APNIC prefixes after maximum aggregation:                7637
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30734
    Unique aggregates announced from the APNIC address blocks:     8564
APNIC Region origin ASes present in the Internet Routing Table:    1197
    APNIC Prefixes per ASN:                                       25.68
APNIC Region origin ASes announcing only one prefix:                472
APNIC Region transit ASes present in the Internet Routing Table:    222
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:    521
Number of APNIC addresses announced to Internet:              173180524
    Equivalent to 10 /8s, 82 /16s and 134 /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:                    117562
    Total ARIN prefixes after maximum aggregation:                60597
    ARIN Deaggregation factor:                                     1.94
Prefixes being announced from the ARIN address blocks:           116181
    Unique aggregates announced from the ARIN address blocks:     60323
ARIN Region origin ASes present in the Internet Routing Table:     9050
    ARIN Prefixes per ASN:                                        12.84
ARIN Region origin ASes announcing only one prefix:                3769
ARIN Region transit ASes present in the Internet Routing Table:     840
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:    2036
Number of ARIN addresses announced to Internet:               953374081
    Equivalent to 56 /8s, 211 /16s and 85 /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:                     47169
    Total RIPE prefixes after maximum aggregation:                25884
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48541
    Unique aggregates announced from the RIPE address blocks:     35995
RIPE Region origin ASes present in the Internet Routing Table:     4627
    RIPE Prefixes per ASN:                                        10.49
RIPE Region origin ASes announcing only one prefix:                1967
RIPE Region transit ASes present in the Internet Routing Table:     683
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1831
Number of RIPE addresses announced to Internet:               303827408
    Equivalent to 18 /8s, 28 /16s and 9 /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:                   49034
    Total LACNIC prefixes after maximum aggregation:              15074
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          47816
    Unique aggregates announced from the LACNIC address blocks:   23074
LACNIC Region origin ASes present in the Internet Routing Table:   4337
    LACNIC Prefixes per ASN:                                      11.03
LACNIC Region origin ASes announcing only one prefix:              1461
LACNIC Region transit ASes present in the Internet Routing Table:   923
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:  3425
Number of LACNIC addresses announced to Internet:              98507072
    Equivalent to 5 /8s, 223 /16s and 25 /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:                  10348
    Total AfriNIC prefixes after maximum aggregation:              3019
    AfriNIC Deaggregation factor:                                  3.43
Prefixes being announced from the AfriNIC address blocks:         12431
    Unique aggregates announced from the AfriNIC address blocks:   5831
AfriNIC Region origin ASes present in the Internet Routing Table:   315
    AfriNIC Prefixes per ASN:                                     39.46
AfriNIC Region origin ASes announcing only one prefix:              141
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  158
Number of AfriNIC addresses announced to Internet:             39834624
    Equivalent to 2 /8s, 95 /16s and 212 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9907       8753      87  CHINAMOBILE-CN China Mobile Communication
 56046        1565        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1490        192      50  CMNET-HUNAN-AP China Mobile communication
 24547         831        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         640       2200     462  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 56040         482        488     105  CMNET-GUANGDONG-AP China Mobile communica
 45102         472        755     123  ALIBABA-CN-NET Alibaba US Technology Co.,

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       12499      38201    3007  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3239      23508    2061  ATT-INTERNET4, US
   367        2509       3013    1190  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1411  USDA-1, US
 36352        1908        163     803  AS-COLOCROSSING, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1667       4895     293  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1237         97    1002  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         795       2073     696  GTT-BACKBONE GTT, US
  8452         667       1842      17  TE-AS TE-AS, EG
 25019         604        997     136  SAUDINETSTC-AS, SA
  8376         588         55      26  Jordan Data Communications, JO
  3320         572       8321     484  DTAG Internet service provider operations
 51167         565        112     249  CONTABO, DE
 62240         509         36     345  CLOUVIDER Clouvider - Global ASN, 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        5671       1589     825  UNINET, MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1116        371      22  Telefonica del Peru S.A.A., PE
 26615        1002       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         649         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         551         91     233  Mega Cable, S.A. de C.V., MX

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        1510        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         709        359     135  RAYA-AS, EG
 37069         651       1047      14  MOBINIL, EG
 29571         648         55     316  ORANGE-COTE-IVOIRE, CI
 36992         595       1006     263  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         545         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         379        319      71  TENET-1, ZA

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12499      38201    3007  AMAZON-02, US
  9808        9907       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5671       1589     825  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3239      23508    2061  ATT-INTERNET4, US
   367        2509       3013    1190  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2293        163    1411  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1908        163     803  AS-COLOCROSSING, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9907         9820  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5671         4846  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1510         1494  LINKdotNET-AS, EG
 56047        1490         1440  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1565         1381  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
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

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      /10:34      /11:40      /12:150     
/13:210     /14:565     /15:1112    /16:7634    /17:3449    /18:4112    
/19:7499    /20:12298   /21:14910   /22:27242   /23:27318   /24:149058  
/25:43      /26:68      /27:38      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3032        5671  UNINET, MX
 16509        2270       12499  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1482        3239  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         902        1091  BRSPD-PUBLIC, US
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US

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

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

   1:63        2:471       3:527       4:5         5:817       6:150    
   7:5         8:662      11:171      12:984      13:293      14:118    
  15:292      16:234      17:5        18:868      20:146      21:4      
  22:188      23:2313     24:676      27:25       29:19       31:400    
  32:22       34:7        35:100      36:1226     37:626      38:1929   
  39:526      40:52       41:1024     42:215      43:208      44:32     
  45:3801     46:908      47:94       49:19       50:337      51:374    
  52:1384     54:294      55:1033     56:8        57:17       58:31     
  59:29       60:15       61:74       62:507      63:771      64:1738   
  65:1104     66:1545     67:926      68:521      69:1134     70:301    
  71:206      72:584      74:909      75:431      76:252      77:375    
  78:295      79:269      80:317      81:360      82:348      83:198    
  84:317      85:492      86:216      87:207      88:247      89:838    
  90:95       91:1041     92:616      93:454      94:842      95:523    
  96:216      97:50       98:456      99:162     100:35      101:27     
 102:341     103:1185    104:1002    105:157     106:39      107:1409   
 108:479     109:388     110:37      111:1875    112:464     113:42     
 114:54      115:23      116:51      117:986     118:160     119:117    
 120:1151    121:42      122:139     123:151     124:55      125:21     
 128:443     129:295     130:667     131:936     132:563     133:211    
 134:446     135:112     136:579     137:521     138:1000    139:401    
 140:684     141:441     142:903     143:682     144:408     145:86     
 146:633     147:483     148:716     149:646     150:334     151:649    
 152:660     153:134     154:926     155:752     156:830     157:373    
 158:483     159:668     160:644     161:621     162:908     163:402    
 164:748     165:801     166:607     167:646     168:1517    169:147    
 170:1591    171:100     172:1155    173:747     174:231     175:53     
 176:417     177:1156    178:521     179:818     180:75      181:1868   
 182:51      183:868     184:452     185:3220    186:2356    187:1122   
 188:779     189:1423    190:4964    191:500     192:4912    193:1825   
 194:1296    195:955     196:736     197:1653    198:2596    199:4625   
 200:3867    201:3238    202:1033    203:710     204:2063    205:1982   
 206:1580    207:1435    208:1290    209:1917    210:310     211:430    
 212:971     213:828     214:1006    215:42      216:2414    217:446    
 218:520     219:22      220:29      221:301     222:30      223:709    


End of report


More information about the ren-bgp-stats-all mailing list