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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 22 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 22 Oct, 2024

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

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

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

BGP routing table entries examined:                              246751
    Prefixes after maximum aggregation (per Origin AS):          109461
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131313
    Number of IPv4 prefixes with a valid ROA:                    106881
    Number of IPv4 prefixes with an invalid ROA:                     57
    Number of IPv4 prefixes with no ROA:                         139813
Total ASes present in the Internet Routing Table:                 19953
    Prefixes per ASN:                                             12.37
Origin-only ASes present in the Internet Routing Table:           17192
Origin ASes announcing only one prefix:                            7715
Transit ASes present in the Internet Routing Table:                2761
Transit-only ASes present in the Internet Routing Table:            718
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               341
    Number of instances of unregistered ASNs:                       342
Number of 32-bit ASNs allocated by the RIRs:                      45596
Number of 32-bit ASNs visible in the Routing Table:                7613
Prefixes from 32-bit ASNs in the Routing Table:                   27511
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:            166
Number of addresses announced to Internet:                   1490163933
    Equivalent to 88 /8s, 210 /16s and 24 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       78057

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

Prefixes being announced by APNIC Region ASes:                    31970
    Total APNIC prefixes after maximum aggregation:                7723
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           31224
    Unique aggregates announced from the APNIC address blocks:     8907
APNIC Region origin ASes present in the Internet Routing Table:    1197
    APNIC Prefixes per ASN:                                       26.09
APNIC Region origin ASes announcing only one prefix:                467
APNIC Region transit ASes present in the Internet Routing Table:    205
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    530
Number of APNIC addresses announced to Internet:              181035116
    Equivalent to 10 /8s, 202 /16s and 96 /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:                    112347
    Total ARIN prefixes after maximum aggregation:                59656
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111194
    Unique aggregates announced from the ARIN address blocks:     62164
ARIN Region origin ASes present in the Internet Routing Table:     8951
    ARIN Prefixes per ASN:                                        12.42
ARIN Region origin ASes announcing only one prefix:                3716
ARIN Region transit ASes present in the Internet Routing Table:     810
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:    1959
Number of ARIN addresses announced to Internet:               871218593
    Equivalent to 51 /8s, 237 /16s and 189 /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:                     48498
    Total RIPE prefixes after maximum aggregation:                25512
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49633
    Unique aggregates announced from the RIPE address blocks:     35054
RIPE Region origin ASes present in the Internet Routing Table:     4611
    RIPE Prefixes per ASN:                                        10.76
RIPE Region origin ASes announcing only one prefix:                1975
RIPE Region transit ASes present in the Internet Routing Table:     679
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:    1798
Number of RIPE addresses announced to Internet:               301418704
    Equivalent to 17 /8s, 247 /16s and 72 /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:                   44183
    Total LACNIC prefixes after maximum aggregation:              13304
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          43297
    Unique aggregates announced from the LACNIC address blocks:   20084
LACNIC Region origin ASes present in the Internet Routing Table:   4038
    LACNIC Prefixes per ASN:                                      10.72
LACNIC Region origin ASes announcing only one prefix:              1435
LACNIC Region transit ASes present in the Internet Routing Table:   849
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:  3172
Number of LACNIC addresses announced to Internet:              96220928
    Equivalent to 5 /8s, 188 /16s and 55 /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:                   9412
    Total AfriNIC prefixes after maximum aggregation:              3036
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11237
    Unique aggregates announced from the AfriNIC address blocks:   4965
AfriNIC Region origin ASes present in the Internet Routing Table:   302
    AfriNIC Prefixes per ASN:                                     37.21
AfriNIC Region origin ASes announcing only one prefix:              122
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  154
Number of AfriNIC addresses announced to Internet:             40175104
    Equivalent to 2 /8s, 101 /16s and 6 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9896       8751      82  CHINAMOBILE-CN China Mobile Communication
 56046        1543        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         541       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10908      11913    3800  AMAZON-02, US
   749        3263      54912    2510  DNIC-AS-00749, US
  7018        3190      23676    1978  ATT-INTERNET4, US
   367        2484       3022    1164  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2174        147    1367  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1679       4897     302  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1399       1047     109  ATT-MOBILITY-LLC-AS20057, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1280        100    1035  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         679         57      28  Jordan Data Communications, JO
  3320         589       8321     493  DTAG Internet service provider operations
 25019         589        992     139  SAUDINETSTC-AS, SA
 51167         560        110     246  CONTABO, DE
212238         493         37     444  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        5731       1708     710  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1748        260    1229  Telmex Colombia S.A., CO
  3816        1321        779     195  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         852       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         552       2860      74  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        1302        389      16  LINKdotNET-AS, EG
 29571         835         63     319  ORANGE-COTE-IVOIRE, CI
 36935         627        121     162  Vodafone-, EG
 36992         565        921     262  ETISALAT-MISR, EG
 36914         525         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         448       1059      16  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10908      11913    3800  AMAZON-02, US
  9808        9896       8751      82  CHINAMOBILE-CN China Mobile Communication
  8151        5731       1708     710  UNINET, MX
   749        3263      54912    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3190      23676    1978  ATT-INTERNET4, US
   367        2484       3022    1164  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2174        147    1367  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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

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

   ASN  No of nets  Net Savings  Description
  9808        9896         9814  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5731         5021  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1679         1377  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1543         1369  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
      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
     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
23.128.20.0/24       Origin:     23013  FORTANIX, US
23.128.20.0/24      Transit:      2914  NTT-LTD-2914, 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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:38      /12:139     
/13:195     /14:528     /15:1027    /16:6925    /17:3371    /18:3999    
/19:7391    /20:11896   /21:14563   /22:26385   /23:26573   /24:143464  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3023        5731  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2218       10908  AMAZON-02, US
 22773        1863        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1433        3190  ATT-INTERNET4, US
 10620         984        1748  Telmex Colombia S.A., CO
   209         950        1679  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         860        1792  CELLCO-PART, US

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

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

   1:65        2:520       3:499       4:5         5:1073      6:156    
   7:5         8:673      11:171      12:1013     13:315      14:110    
  15:293      16:231      17:5        18:862      20:105      21:4      
  22:188      23:2057     24:643      27:56       29:19       31:358    
  32:25       34:9        35:73       36:1202     37:733      38:1476   
  39:534      40:53       41:1100     42:239      43:198      44:34     
  45:3613     46:785      47:95       49:53       50:359      51:370    
  52:1399     54:296      55:956      56:8        57:16       58:31     
  59:30       60:16       61:58       62:498      63:777      64:1724   
  65:1078     66:1468     67:912      68:524      69:1105     70:302    
  71:206      72:542      74:904      75:409      76:234      77:392    
  78:602      79:256      80:314      81:405      82:301      83:193    
  84:326      85:479      86:227      87:211      88:229      89:808    
  90:96       91:1000     92:670      93:835      94:682      95:704    
  96:191      97:47       98:522      99:164     100:26      101:24     
 102:395     103:1294    104:883     105:121     106:68      107:780    
 108:438     109:403     110:41      111:1869    112:467     113:40     
 114:57      115:24      116:46      117:978     118:174     119:113    
 120:1173    121:46      122:155     123:157     124:68      125:21     
 128:365     129:314     130:646     131:894     132:568     133:208    
 134:447     135:102     136:505     137:583     138:940     139:394    
 140:648     141:568     142:898     143:681     144:406     145:70     
 146:639     147:500     148:701     149:616     150:328     151:631    
 152:657     153:136     154:640     155:745     156:733     157:381    
 158:453     159:642     160:777     161:616     162:845     163:370    
 164:740     165:760     166:597     167:646     168:1172    169:130    
 170:1484    171:101     172:1084    173:778     174:284     175:41     
 176:386     177:1056    178:547     179:736     180:84      181:1642   
 182:40      183:850     184:433     185:3124    186:1982    187:1074   
 188:749     189:1435    190:4194    191:411     192:4766    193:1875   
 194:1324    195:913     196:679     197:1094    198:2434    199:4509   
 200:3403    201:3049    202:1116    203:679     204:2091    205:1954   
 206:1540    207:1398    208:1217    209:1861    210:329     211:430    
 212:995     213:781     214:1028    215:41      216:2304    217:460    
 218:521     219:21      220:52      221:301     222:18      223:689    


End of report


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