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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 20 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 20 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:                              241214
    Prefixes after maximum aggregation (per Origin AS):          107403
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      127600
    Number of IPv4 prefixes with a valid ROA:                    101946
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139242
Total ASes present in the Internet Routing Table:                 19935
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17191
Origin ASes announcing only one prefix:                            7730
Transit ASes present in the Internet Routing Table:                2744
Transit-only ASes present in the Internet Routing Table:            711
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:                      45396
Number of 32-bit ASNs visible in the Routing Table:                7715
Prefixes from 32-bit ASNs in the Routing Table:                   26546
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:                   1499552221
    Equivalent to 89 /8s, 97 /16s and 89 /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:       74786

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

Prefixes being announced by APNIC Region ASes:                    31939
    Total APNIC prefixes after maximum aggregation:                7916
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31319
    Unique aggregates announced from the APNIC address blocks:     9158
APNIC Region origin ASes present in the Internet Routing Table:    1251
    APNIC Prefixes per ASN:                                       25.04
APNIC Region origin ASes announcing only one prefix:                496
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    560
Number of APNIC addresses announced to Internet:              198478700
    Equivalent to 11 /8s, 212 /16s and 139 /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:                    110496
    Total ARIN prefixes after maximum aggregation:                59004
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109203
    Unique aggregates announced from the ARIN address blocks:     60410
ARIN Region origin ASes present in the Internet Routing Table:     8888
    ARIN Prefixes per ASN:                                        12.29
ARIN Region origin ASes announcing only one prefix:                3723
ARIN Region transit ASes present in the Internet Routing Table:     797
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:    1932
Number of ARIN addresses announced to Internet:               871850913
    Equivalent to 51 /8s, 247 /16s and 99 /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:                     46202
    Total RIPE prefixes after maximum aggregation:                24212
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47178
    Unique aggregates announced from the RIPE address blocks:     33313
RIPE Region origin ASes present in the Internet Routing Table:     4457
    RIPE Prefixes per ASN:                                        10.59
RIPE Region origin ASes announcing only one prefix:                1917
RIPE Region transit ASes present in the Internet Routing Table:     648
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1735
Number of RIPE addresses announced to Internet:               297353936
    Equivalent to 17 /8s, 185 /16s and 66 /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:                   43710
    Total LACNIC prefixes after maximum aggregation:              13500
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          43090
    Unique aggregates announced from the LACNIC address blocks:   20430
LACNIC Region origin ASes present in the Internet Routing Table:   4237
    LACNIC Prefixes per ASN:                                      10.17
LACNIC Region origin ASes announcing only one prefix:              1485
LACNIC Region transit ASes present in the Internet Routing Table:   878
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:  3356
Number of LACNIC addresses announced to Internet:              93626368
    Equivalent to 5 /8s, 148 /16s and 160 /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:                   8549
    Total AfriNIC prefixes after maximum aggregation:              2552
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         10266
    Unique aggregates announced from the AfriNIC address blocks:   4158
AfriNIC Region origin ASes present in the Internet Routing Table:   255
    AfriNIC Prefixes per ASN:                                     40.26
AfriNIC Region origin ASes announcing only one prefix:              109
AfriNIC Region transit ASes present in the Internet Routing Table:   76
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:  132
Number of AfriNIC addresses announced to Internet:             38161408
    Equivalent to 2 /8s, 70 /16s and 76 /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       10736      11811    3763  AMAZON-02, US
   749        3483      55081    2706  DNIC-AS-00749, US
  7018        3091      23685    1936  ATT-INTERNET4, US
   367        2523       3022    1178  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2126        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        1343        107    1080  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         816       2075     706  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        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  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        1370        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         522         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       10736      11811    3763  AMAZON-02, US
  9808        9858       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5502       1618     704  UNINET, MX
   749        3483      55081    2706  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3091      23685    1936  ATT-INTERNET4, US
   367        2523       3022    1178  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2126        136    1365  USDA-1, US
 11830        2010        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        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2459         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     
/13:196     /14:525     /15:1031    /16:7090    /17:3331    /18:3880    
/19:7269    /20:11392   /21:14377   /22:25823   /23:26059   /24:139844  
/25:39      /26:52      /27:27      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2869        5502  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2172       10736  AMAZON-02, US
 22773        1857        2459  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3091  ATT-INTERNET4, US
   209         954        1687  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         834         988  BRSPD-PUBLIC, US
 10620         792        1339  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        2:485       3:471       4:5         5:1089      6:148    
   7:5         8:677      11:171      12:1019     13:315      14:104    
  15:291      16:226      17:6        18:854      20:100      21:4      
  22:188      23:2080     24:634      27:46       29:19       31:313    
  32:26       34:10       35:72       36:1198     37:740      38:1259   
  39:539      40:53       41:1076     42:163      43:202      44:33     
  45:3580     46:798      47:97       49:37       50:346      51:370    
  52:1367     54:275      55:965      56:8        57:17       58:33     
  59:30       60:16       61:61       62:473      63:781      64:1667   
  65:1023     66:1438     67:854      68:495      69:1064     70:303    
  71:207      72:534      74:880      75:421      76:219      77:333    
  78:587      79:246      80:291      81:344      82:297      83:200    
  84:318      85:506      86:208      87:184      88:215      89:773    
  90:94       91:952      92:596      93:806      94:604      95:631    
  96:197      97:57       98:455      99:162     100:12      101:23     
 102:294     103:1313    104:823     105:141     106:15      107:771    
 108:424     109:375     110:30      111:1868    112:450     113:38     
 114:47      115:29      116:46      117:962     118:175     119:118    
 120:1171    121:43      122:156     123:157     124:76      125:25     
 128:387     129:317     130:638     131:908     132:580     133:211    
 134:461     135:104     136:478     137:533     138:972     139:392    
 140:657     141:436     142:876     143:717     144:409     145:80     
 146:603     147:436     148:679     149:611     150:312     151:610    
 152:639     153:137     154:560     155:738     156:687     157:371    
 158:437     159:636     160:826     161:665     162:817     163:371    
 164:737     165:788     166:600     167:642     168:1199    169:126    
 170:1541    171:99      172:1076    173:749     174:224     175:46     
 176:369     177:1215    178:471     179:765     180:62      181:1499   
 182:45      183:852     184:440     185:2951    186:1902    187:1101   
 188:672     189:1397    190:3889    191:357     192:4687    193:1777   
 194:1307    195:887     196:736     197:753     198:2411    199:4427   
 200:3436    201:3097    202:1132    203:677     204:2079    205:1926   
 206:1547    207:1387    208:1169    209:1750    210:361     211:462    
 212:986     213:763     214:1027    215:55      216:2255    217:411    
 218:525     219:22      220:54      221:300     222:24      223:651    


End of report


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