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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 21 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 21 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:                              247865
    Prefixes after maximum aggregation (per Origin AS):          109596
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      131614
    Number of IPv4 prefixes with a valid ROA:                    106880
    Number of IPv4 prefixes with an invalid ROA:                     39
    Number of IPv4 prefixes with no ROA:                         140946
Total ASes present in the Internet Routing Table:                 20361
    Prefixes per ASN:                                             12.17
Origin-only ASes present in the Internet Routing Table:           17518
Origin ASes announcing only one prefix:                            7820
Transit ASes present in the Internet Routing Table:                2843
Transit-only ASes present in the Internet Routing Table:            706
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:               342
    Number of instances of unregistered ASNs:                       343
Number of 32-bit ASNs allocated by the RIRs:                      45594
Number of 32-bit ASNs visible in the Routing Table:                7970
Prefixes from 32-bit ASNs in the Routing Table:                   28742
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:            167
Number of addresses announced to Internet:                   1425016029
    Equivalent to 84 /8s, 240 /16s and 4 /24s
    Percentage of available address space announced:               38.5
    Percentage of allocated address space announced:               38.5
    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:       78548

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

Prefixes being announced by APNIC Region ASes:                    31953
    Total APNIC prefixes after maximum aggregation:                7732
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           31166
    Unique aggregates announced from the APNIC address blocks:     8890
APNIC Region origin ASes present in the Internet Routing Table:    1222
    APNIC Prefixes per ASN:                                       25.50
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    210
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:    547
Number of APNIC addresses announced to Internet:              180389996
    Equivalent to 10 /8s, 192 /16s and 136 /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:                    111790
    Total ARIN prefixes after maximum aggregation:                59182
    ARIN Deaggregation factor:                                     1.89
Prefixes being announced from the ARIN address blocks:           110988
    Unique aggregates announced from the ARIN address blocks:     62038
ARIN Region origin ASes present in the Internet Routing Table:     8956
    ARIN Prefixes per ASN:                                        12.39
ARIN Region origin ASes announcing only one prefix:                3715
ARIN Region transit ASes present in the Internet Routing Table:     811
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:    1962
Number of ARIN addresses announced to Internet:               829203361
    Equivalent to 49 /8s, 108 /16s and 163 /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:                     48397
    Total RIPE prefixes after maximum aggregation:                25504
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49275
    Unique aggregates announced from the RIPE address blocks:     34777
RIPE Region origin ASes present in the Internet Routing Table:     4615
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1974
RIPE Region transit ASes present in the Internet Routing Table:     681
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:    1794
Number of RIPE addresses announced to Internet:               278786768
    Equivalent to 16 /8s, 157 /16s and 242 /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:                   45992
    Total LACNIC prefixes after maximum aggregation:              13912
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          45082
    Unique aggregates announced from the LACNIC address blocks:   20837
LACNIC Region origin ASes present in the Internet Routing Table:   4420
    LACNIC Prefixes per ASN:                                      10.20
LACNIC Region origin ASes announcing only one prefix:              1526
LACNIC Region transit ASes present in the Internet Routing Table:   927
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:  3507
Number of LACNIC addresses announced to Internet:              96584448
    Equivalent to 5 /8s, 193 /16s and 195 /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:                   9391
    Total AfriNIC prefixes after maximum aggregation:              3036
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:         11187
    Unique aggregates announced from the AfriNIC address blocks:   4932
AfriNIC Region origin ASes present in the Internet Routing Table:   305
    AfriNIC Prefixes per ASN:                                     36.68
AfriNIC Region origin ASes announcing only one prefix:              125
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:  160
Number of AfriNIC addresses announced to Internet:             39955712
    Equivalent to 2 /8s, 97 /16s and 173 /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        9892       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         485        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       10887      11909    3817  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3187      23676    1975  ATT-INTERNET4, US
   367        2474       3019    1166  DNIC-ASBLK-00306-00371, US
 22773        2468       2082     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2174        147    1369  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1681       4897     302  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       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        1260         98    1025  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         669         57      27  Jordan Data Communications, JO
 25019         589        992     139  SAUDINETSTC-AS, SA
  3320         588       8321     492  DTAG Internet service provider operations
 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        5730       1706     707  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1748        260    1229  Telmex Colombia S.A., CO
  3816        1319        779     199  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         851       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         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        1290        389      16  LINKdotNET-AS, EG
 29571         849         64     319  ORANGE-COTE-IVOIRE, CI
 36935         622        118     160  Vodafone-, EG
 36992         565        921     262  ETISALAT-MISR, EG
 36914         523         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         451       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         379        319      71  TENET-1, ZA
 37693         334        597      43  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       10887      11909    3817  AMAZON-02, US
  9808        9892       8751      82  CHINAMOBILE-CN China Mobile Communication
  8151        5730       1706     707  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3187      23676    1975  ATT-INTERNET4, US
   367        2474       3019    1166  DNIC-ASBLK-00306-00371, US
 22773        2468       2082     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2174        147    1369  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        9892         9810  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5730         5023  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         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        1681         1379  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
23.140.216.0/24      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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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      /10:26      /11:32      /12:125     
/13:182     /14:503     /15:993     /16:6738    /17:3352    /18:3990    
/19:7394    /20:11952   /21:14632   /22:26713   /23:27004   /24:144005  
/25:48      /26:70      /27:39      /28:14      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3021        5730  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2221       10887  AMAZON-02, US
 22773        1864        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1430        3187  ATT-INTERNET4, US
 10620         984        1748  Telmex Colombia S.A., CO
   209         951        1681  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        2:539       3:498       4:5         5:1113      6:156    
   7:5         8:683      11:171      12:1012     13:313      14:110    
  15:293      16:231      17:5        18:861      20:103      21:4      
  22:188      23:2051     24:645      27:56       29:19       31:364    
  32:25       34:9        35:73       36:1202     37:747      38:1495   
  39:533      40:53       41:1097     42:238      43:198      44:34     
  45:3786     46:795      47:96       49:52       50:364      51:371    
  52:1396     54:275      55:956      56:8        57:17       58:31     
  59:30       60:10       61:64       62:466      63:776      64:1730   
  65:1077     66:1472     67:910      68:524      69:1116     70:302    
  71:206      72:548      74:901      75:410      76:246      77:406    
  78:599      79:256      80:322      81:405      82:300      83:193    
  84:322      85:478      86:226      87:208      88:228      89:812    
  90:95       91:992      92:660      93:840      94:636      95:706    
  96:188      97:47       98:522      99:164     100:26      101:24     
 102:396     103:1306    104:880     105:121     106:68      107:786    
 108:436     109:396     110:41      111:1868    112:467     113:32     
 114:57      115:25      116:46      117:978     118:174     119:111    
 120:1173    121:46      122:149     123:157     124:68      125:21     
 128:372     129:313     130:644     131:912     132:568     133:208    
 134:453     135:98      136:504     137:582     138:971     139:394    
 140:652     141:559     142:891     143:692     144:402     145:66     
 146:644     147:496     148:701     149:612     150:324     151:631    
 152:657     153:136     154:628     155:743     156:731     157:383    
 158:450     159:649     160:788     161:625     162:849     163:373    
 164:741     165:762     166:595     167:653     168:1214    169:130    
 170:1522    171:98      172:1082    173:774     174:284     175:41     
 176:388     177:1133    178:501     179:763     180:77      181:1656   
 182:43      183:850     184:433     185:3086    186:2018    187:1105   
 188:799     189:1473    190:4235    191:486     192:4755    193:1866   
 194:1314    195:907     196:680     197:1089    198:2427    199:4488   
 200:3441    201:3101    202:1114    203:677     204:2078    205:1961   
 206:1535    207:1404    208:1197    209:1842    210:320     211:427    
 212:981     213:767     214:1028    215:41      216:2295    217:456    
 218:513     219:21      220:48      221:301     222:18      223:684    


End of report


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