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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 21 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 21 Sep, 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:                              241210
    Prefixes after maximum aggregation (per Origin AS):          107376
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      127454
    Number of IPv4 prefixes with a valid ROA:                    101967
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         139218
Total ASes present in the Internet Routing Table:                 19985
    Prefixes per ASN:                                             12.07
Origin-only ASes present in the Internet Routing Table:           17227
Origin ASes announcing only one prefix:                            7762
Transit ASes present in the Internet Routing Table:                2758
Transit-only ASes present in the Internet Routing Table:            710
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               318
    Number of instances of unregistered ASNs:                       319
Number of 32-bit ASNs allocated by the RIRs:                      45398
Number of 32-bit ASNs visible in the Routing Table:                7761
Prefixes from 32-bit ASNs in the Routing Table:                   26693
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:            158
Number of addresses announced to Internet:                   1499488221
    Equivalent to 89 /8s, 96 /16s and 95 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       74652

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

Prefixes being announced by APNIC Region ASes:                    31915
    Total APNIC prefixes after maximum aggregation:                7892
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           31315
    Unique aggregates announced from the APNIC address blocks:     9152
APNIC Region origin ASes present in the Internet Routing Table:    1247
    APNIC Prefixes per ASN:                                       25.11
APNIC Region origin ASes announcing only one prefix:                491
APNIC Region transit ASes present in the Internet Routing Table:    211
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    556
Number of APNIC addresses announced to Internet:              198477420
    Equivalent to 11 /8s, 212 /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:                    110376
    Total ARIN prefixes after maximum aggregation:                58965
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109104
    Unique aggregates announced from the ARIN address blocks:     60339
ARIN Region origin ASes present in the Internet Routing Table:     8889
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3725
ARIN Region transit ASes present in the Internet Routing Table:     796
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:    1934
Number of ARIN addresses announced to Internet:               871778977
    Equivalent to 51 /8s, 246 /16s and 74 /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:                     46182
    Total RIPE prefixes after maximum aggregation:                24210
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47141
    Unique aggregates announced from the RIPE address blocks:     33311
RIPE Region origin ASes present in the Internet Routing Table:     4458
    RIPE Prefixes per ASN:                                        10.57
RIPE Region origin ASes announcing only one prefix:                1919
RIPE Region transit ASes present in the Internet Routing Table:     651
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:    1738
Number of RIPE addresses announced to Internet:               297123792
    Equivalent to 17 /8s, 181 /16s and 191 /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:                   43828
    Total LACNIC prefixes after maximum aggregation:              13523
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          43197
    Unique aggregates announced from the LACNIC address blocks:   20355
LACNIC Region origin ASes present in the Internet Routing Table:   4287
    LACNIC Prefixes per ASN:                                      10.08
LACNIC Region origin ASes announcing only one prefix:              1515
LACNIC Region transit ASes present in the Internet Routing Table:   894
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3400
Number of LACNIC addresses announced to Internet:              93871872
    Equivalent to 5 /8s, 152 /16s and 95 /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:                   8591
    Total AfriNIC prefixes after maximum aggregation:              2567
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         10295
    Unique aggregates announced from the AfriNIC address blocks:   4166
AfriNIC Region origin ASes present in the Internet Routing Table:   258
    AfriNIC Prefixes per ASN:                                     39.90
AfriNIC Region origin ASes announcing only one prefix:              112
AfriNIC Region transit ASes present in the Internet Routing Table:   77
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  133
Number of AfriNIC addresses announced to Internet:             38155264
    Equivalent to 2 /8s, 70 /16s and 52 /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        9858       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         552       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         462        728     114  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       10714      11807    3773  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3090      23684    1935  ATT-INTERNET4, US
   367        2513       3017    1169  DNIC-ASBLK-00306-00371, US
 22773        2458       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2130        136    1365  USDA-1, US
  6167        1791       3385     432  CELLCO-PART, US
   209        1687       4897     305  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1392       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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1342        107    1079  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         817       2075     707  GTT-BACKBONE GTT, US
  8376         711         57      28  Jordan Data Communications, JO
  8452         702       1841      11  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
  3320         557       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         486         33     434  ASDETUK www.heficed.com, US

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        5502       1618     704  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1324        191    1005  Telmex Colombia S.A., CO
  3816        1321        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         858       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         531       2880      72  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        1373        389      16  LINKdotNET-AS, EG
 29571         948         68     300  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         492        330     183  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         273       1012      12  MOBINIL, EG

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       10714      11807    3773  AMAZON-02, US
  9808        9858       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5502       1618     704  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3090      23684    1935  ATT-INTERNET4, US
   367        2513       3017    1169  DNIC-ASBLK-00306-00371, US
 22773        2458       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2130        136    1365  USDA-1, US
 11830        2009        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        9858         9789  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5502         4798  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2458         1753  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1687         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1791         1359  CELLCO-PART, 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
      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      /10:28      /11:40      /12:138     
/13:197     /14:525     /15:1031    /16:7086    /17:3328    /18:3878    
/19:7276    /20:11405   /21:14381   /22:25866   /23:26097   /24:139729  
/25:40      /26:57      /27:35      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2870        5502  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2174       10714  AMAZON-02, US
 22773        1857        2458  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3090  ATT-INTERNET4, US
   209         954        1687  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         834         989  BRSPD-PUBLIC, US
 10620         783        1324  Telmex Colombia S.A., CO

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

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

   1:40        2:484       3:466       4:5         5:1088      6:148    
   7:5         8:677      11:171      12:1019     13:314      14:103    
  15:291      16:226      17:6        18:853      20:100      21:4      
  22:188      23:2087     24:636      27:46       29:19       31:311    
  32:26       34:10       35:72       36:1198     37:738      38:1279   
  39:539      40:53       41:1083     42:163      43:201      44:36     
  45:3619     46:804      47:96       49:37       50:344      51:370    
  52:1367     54:275      55:963      56:8        57:17       58:33     
  59:30       60:16       61:61       62:475      63:780      64:1670   
  65:1023     66:1424     67:847      68:495      69:1049     70:303    
  71:207      72:517      74:880      75:421      76:219      77:333    
  78:587      79:246      80:290      81:344      82:297      83:200    
  84:316      85:506      86:208      87:186      88:216      89:767    
  90:94       91:951      92:596      93:807      94:610      95:633    
  96:198      97:57       98:455      99:162     100:12      101:23     
 102:293     103:1305    104:825     105:141     106:15      107:771    
 108:424     109:373     110:30      111:1868    112:450     113:39     
 114:47      115:29      116:45      117:962     118:175     119:118    
 120:1171    121:43      122:156     123:158     124:76      125:25     
 128:387     129:320     130:643     131:908     132:577     133:211    
 134:461     135:104     136:471     137:537     138:987     139:391    
 140:656     141:446     142:876     143:716     144:406     145:80     
 146:603     147:435     148:692     149:611     150:311     151:609    
 152:639     153:136     154:554     155:733     156:680     157:372    
 158:443     159:634     160:824     161:666     162:818     163:372    
 164:729     165:786     166:601     167:641     168:1202    169:127    
 170:1539    171:99      172:1076    173:750     174:224     175:46     
 176:368     177:1230    178:474     179:770     180:62      181:1490   
 182:44      183:852     184:440     185:2948    186:1896    187:1065   
 188:670     189:1387    190:3899    191:362     192:4692    193:1773   
 194:1310    195:889     196:739     197:768     198:2410    199:4426   
 200:3400    201:3048    202:1132    203:677     204:2072    205:1925   
 206:1552    207:1378    208:1164    209:1750    210:362     211:462    
 212:981     213:764     214:1028    215:55      216:2231    217:410    
 218:525     219:22      220:55      221:300     222:24      223:651    


End of report


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