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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 19 20:16:56 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 19 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:                              240724
    Prefixes after maximum aggregation (per Origin AS):          107103
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      127177
    Number of IPv4 prefixes with a valid ROA:                    101718
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         138980
Total ASes present in the Internet Routing Table:                 19893
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17149
Origin ASes announcing only one prefix:                            7726
Transit ASes present in the Internet Routing Table:                2744
Transit-only ASes present in the Internet Routing Table:            723
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    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:                      45387
Number of 32-bit ASNs visible in the Routing Table:                7665
Prefixes from 32-bit ASNs in the Routing Table:                   26380
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:            159
Number of addresses announced to Internet:                   1498830813
    Equivalent to 89 /8s, 86 /16s and 87 /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:       74637

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

Prefixes being announced by APNIC Region ASes:                    31775
    Total APNIC prefixes after maximum aggregation:                7899
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31171
    Unique aggregates announced from the APNIC address blocks:     9136
APNIC Region origin ASes present in the Internet Routing Table:    1249
    APNIC Prefixes per ASN:                                       24.96
APNIC Region origin ASes announcing only one prefix:                492
APNIC Region transit ASes present in the Internet Routing Table:    214
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:              198205036
    Equivalent to 11 /8s, 208 /16s and 94 /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:                    110330
    Total ARIN prefixes after maximum aggregation:                58874
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109028
    Unique aggregates announced from the ARIN address blocks:     60237
ARIN Region origin ASes present in the Internet Routing Table:     8883
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3728
ARIN Region transit ASes present in the Internet Routing Table:     793
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:    1931
Number of ARIN addresses announced to Internet:               871707297
    Equivalent to 51 /8s, 245 /16s and 50 /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:                     46209
    Total RIPE prefixes after maximum aggregation:                24192
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47198
    Unique aggregates announced from the RIPE address blocks:     33274
RIPE Region origin ASes present in the Internet Routing Table:     4467
    RIPE Prefixes per ASN:                                        10.57
RIPE Region origin ASes announcing only one prefix:                1926
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:               297076432
    Equivalent to 17 /8s, 181 /16s and 6 /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:                   43527
    Total LACNIC prefixes after maximum aggregation:              13357
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          42911
    Unique aggregates announced from the LACNIC address blocks:   20249
LACNIC Region origin ASes present in the Internet Routing Table:   4183
    LACNIC Prefixes per ASN:                                      10.26
LACNIC Region origin ASes announcing only one prefix:              1474
LACNIC Region transit ASes present in the Internet Routing Table:   881
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:  3311
Number of LACNIC addresses announced to Internet:              93665024
    Equivalent to 5 /8s, 149 /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:                   8565
    Total AfriNIC prefixes after maximum aggregation:              2562
    AfriNIC Deaggregation factor:                                  3.34
Prefixes being announced from the AfriNIC address blocks:         10257
    Unique aggregates announced from the AfriNIC address blocks:   4149
AfriNIC Region origin ASes present in the Internet Routing Table:   252
    AfriNIC Prefixes per ASN:                                     40.70
AfriNIC Region origin ASes announcing only one prefix:              106
AfriNIC Region transit ASes present in the Internet Routing Table:   74
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:  129
Number of AfriNIC addresses announced to Internet:             38095104
    Equivalent to 2 /8s, 69 /16s and 73 /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        9868       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         551       9903     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       10729      11810    3767  AMAZON-02, US
   749        3482      55081    2705  DNIC-AS-00749, US
  7018        3085      23684    1933  ATT-INTERNET4, US
   367        2522       3020    1175  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2125        136    1360  USDA-1, US
  6167        1791       3385     432  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1391       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        1314        105    1058  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         816       2075     706  GTT-BACKBONE GTT, US
  8376         712         57      28  Jordan Data Communications, JO
  8452         693       1841      11  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
 51167         556        108     243  CONTABO, DE
  3320         554       8318     471  DTAG Internet service provider operations
 61317         487         33     435  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        5508       1613     707  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         857       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         533       2884      68  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        1375        389      16  LINKdotNET-AS, EG
 29571         943         67     301  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         528         82       3  KENET-AS, KE
 24835         492        330     183  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         346        154     262  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       10729      11810    3767  AMAZON-02, US
  9808        9868       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5508       1613     707  UNINET, MX
   749        3482      55081    2705  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3085      23684    1933  ATT-INTERNET4, US
   367        2522       3020    1175  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2125        136    1360  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        9868         9799  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5508         4801  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2460         1754  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        1688         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     /14:524     /15:1032    /16:7077    /17:3326    /18:3875    
/19:7288    /20:11368   /21:14342   /22:25771   /23:25976   /24:139537  
/25:40      /26:57      /27:36      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2876        5508  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2171       10729  AMAZON-02, US
 22773        1858        2460  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3085  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         832         985  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        2:473       3:470       4:5         5:1090      6:148    
   7:5         8:679      11:171      12:1016     13:315      14:104    
  15:291      16:226      17:6        18:853      20:100      21:4      
  22:188      23:2074     24:634      27:36       29:19       31:308    
  32:26       34:10       35:71       36:1198     37:723      38:1258   
  39:539      40:53       41:1078     42:163      43:203      44:33     
  45:3554     46:798      47:97       49:27       50:346      51:370    
  52:1365     54:275      55:964      56:8        57:17       58:33     
  59:30       60:16       61:60       62:481      63:782      64:1663   
  65:1021     66:1438     67:854      68:495      69:1013     70:304    
  71:207      72:538      74:875      75:419      76:212      77:355    
  78:587      79:246      80:292      81:345      82:299      83:200    
  84:317      85:509      86:204      87:186      88:217      89:787    
  90:94       91:953      92:596      93:805      94:594      95:628    
  96:198      97:57       98:453      99:162     100:12      101:23     
 102:286     103:1310    104:815     105:141     106:13      107:770    
 108:424     109:375     110:31      111:1863    112:450     113:38     
 114:47      115:29      116:41      117:962     118:175     119:118    
 120:1171    121:37      122:155     123:157     124:75      125:16     
 128:388     129:318     130:639     131:902     132:576     133:195    
 134:465     135:104     136:475     137:540     138:965     139:394    
 140:656     141:441     142:872     143:704     144:405     145:79     
 146:601     147:437     148:695     149:610     150:312     151:609    
 152:639     153:137     154:564     155:740     156:687     157:369    
 158:432     159:637     160:827     161:647     162:812     163:371    
 164:732     165:786     166:599     167:640     168:1212    169:126    
 170:1523    171:101     172:1064    173:758     174:221     175:44     
 176:368     177:1177    178:472     179:785     180:67      181:1496   
 182:45      183:852     184:438     185:2961    186:1896    187:1104   
 188:659     189:1381    190:3898    191:360     192:4677    193:1778   
 194:1316    195:893     196:734     197:761     198:2406    199:4433   
 200:3418    201:3087    202:1132    203:677     204:2075    205:1937   
 206:1548    207:1386    208:1170    209:1733    210:363     211:462    
 212:991     213:760     214:1022    215:55      216:2254    217:397    
 218:525     219:22      220:54      221:300     222:21      223:651    


End of report


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