[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 13 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 13 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:                              239616
    Prefixes after maximum aggregation (per Origin AS):          107390
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      127726
    Number of IPv4 prefixes with a valid ROA:                    100536
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139054
Total ASes present in the Internet Routing Table:                 19946
    Prefixes per ASN:                                             12.01
Origin-only ASes present in the Internet Routing Table:           17187
Origin ASes announcing only one prefix:                            7740
Transit ASes present in the Internet Routing Table:                2759
Transit-only ASes present in the Internet Routing Table:            716
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:                                      28
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               284
    Number of instances of unregistered ASNs:                       285
Number of 32-bit ASNs allocated by the RIRs:                      45344
Number of 32-bit ASNs visible in the Routing Table:                7740
Prefixes from 32-bit ASNs in the Routing Table:                   26724
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:            130
Number of addresses announced to Internet:                   1501853117
    Equivalent to 89 /8s, 132 /16s and 117 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       73899

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

Prefixes being announced by APNIC Region ASes:                    31979
    Total APNIC prefixes after maximum aggregation:                8062
    APNIC Deaggregation factor:                                    3.97
Prefixes being announced from the APNIC address blocks:           31351
    Unique aggregates announced from the APNIC address blocks:     9339
APNIC Region origin ASes present in the Internet Routing Table:    1267
    APNIC Prefixes per ASN:                                       24.74
APNIC Region origin ASes announcing only one prefix:                504
APNIC Region transit ASes present in the Internet Routing Table:    218
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:    572
Number of APNIC addresses announced to Internet:              202167404
    Equivalent to 12 /8s, 12 /16s and 212 /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:                    110340
    Total ARIN prefixes after maximum aggregation:                58922
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108909
    Unique aggregates announced from the ARIN address blocks:     60261
ARIN Region origin ASes present in the Internet Routing Table:     8875
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3712
ARIN Region transit ASes present in the Internet Routing Table:     788
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:    1929
Number of ARIN addresses announced to Internet:               871703425
    Equivalent to 51 /8s, 245 /16s and 35 /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:                     44373
    Total RIPE prefixes after maximum aggregation:                23848
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            45510
    Unique aggregates announced from the RIPE address blocks:     32846
RIPE Region origin ASes present in the Internet Routing Table:     4431
    RIPE Prefixes per ASN:                                        10.27
RIPE Region origin ASes announcing only one prefix:                1920
RIPE Region transit ASes present in the Internet Routing Table:     646
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1728
Number of RIPE addresses announced to Internet:               295864272
    Equivalent to 17 /8s, 162 /16s and 135 /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:                   43896
    Total LACNIC prefixes after maximum aggregation:              13581
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          43351
    Unique aggregates announced from the LACNIC address blocks:   20574
LACNIC Region origin ASes present in the Internet Routing Table:   4243
    LACNIC Prefixes per ASN:                                      10.22
LACNIC Region origin ASes announcing only one prefix:              1490
LACNIC Region transit ASes present in the Internet Routing Table:   897
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:  3367
Number of LACNIC addresses announced to Internet:              93627136
    Equivalent to 5 /8s, 148 /16s and 163 /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:                   8744
    Total AfriNIC prefixes after maximum aggregation:              2770
    AfriNIC Deaggregation factor:                                  3.16
Prefixes being announced from the AfriNIC address blocks:         10365
    Unique aggregates announced from the AfriNIC address blocks:   4603
AfriNIC Region origin ASes present in the Internet Routing Table:   282
    AfriNIC Prefixes per ASN:                                     36.76
AfriNIC Region origin ASes announcing only one prefix:              114
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  144
Number of AfriNIC addresses announced to Internet:             38414592
    Equivalent to 2 /8s, 74 /16s and 41 /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        9756       8746      75  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         597       2169     464  SINET-AS Research Organization of Informa
 17676         560      10607     150  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

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       10707      11805    3741  AMAZON-02, US
   749        3484      55080    2707  DNIC-AS-00749, US
  7018        3083      23684    1928  ATT-INTERNET4, US
   367        2523       3021    1177  DNIC-ASBLK-00306-00371, US
 22773        2456       2075     703  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2106        135    1366  USDA-1, US
  6167        1802       3397     434  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1390       1047     108  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        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1307        104    1058  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         814       2075     704  GTT-BACKBONE GTT, US
  8452         693       1841      11  TE-AS TE-AS, EG
  8376         670         57      27  Jordan Data Communications, JO
  3320         556       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         484         33     432  ASDETUK www.heficed.com, US
212238         478         35     421  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        5498       1593     707  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1317        776     204  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         866       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         535       2892      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        1348        389      18  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 36935         619        120     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         528         82       3  KENET-AS, KE
 24835         474        326     178  RAYA-AS, EG
  2018         381        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         346        154     262  MT-MPLS, MA
 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       10707      11805    3741  AMAZON-02, US
  9808        9756       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5498       1593     707  UNINET, MX
   749        3484      55080    2707  DNIC-AS-00749, US
  7018        3083      23684    1928  ATT-INTERNET4, US
   367        2523       3021    1177  DNIC-ASBLK-00306-00371, US
 22773        2456       2075     703  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2106        135    1366  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        9756         9681  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5498         4791  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2456         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        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1802         1368  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
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:29      /11:40      /12:138     
/13:196     /14:525     /15:1034    /16:7078    /17:3324    /18:3854    
/19:7255    /20:11125   /21:14327   /22:25682   /23:25836   /24:138979  
/25:36      /26:51      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2871        5498  UNINET, MX
 16509        2164       10707  AMAZON-02, US
 22773        1856        2456  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1371        3083  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         871        1802  CELLCO-PART, US
 19901         831         982  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        2:287       3:465       4:5         5:890       6:148    
   7:5         8:677      11:171      12:1020     13:319      14:105    
  15:291      16:226      17:6        18:850      20:103      21:4      
  22:188      23:2069     24:632      27:37       29:19       31:311    
  32:26       34:10       35:71       36:1198     37:644      38:1250   
  39:539      40:52       41:1011     42:163      43:205      44:37     
  45:3592     46:769      47:96       49:31       50:344      51:369    
  52:1365     54:274      55:957      56:8        57:17       58:33     
  59:30       60:16       61:55       62:465      63:780      64:1610   
  65:1022     66:1376     67:849      68:495      69:990      70:302    
  71:206      72:556      74:877      75:420      76:212      77:352    
  78:587      79:241      80:290      81:340      82:296      83:168    
  84:323      85:496      86:208      87:184      88:217      89:810    
  90:93       91:929      92:592      93:792      94:579      95:377    
  96:194      97:57       98:454      99:162     100:12      101:23     
 102:382     103:1343    104:821     105:134     106:13      107:772    
 108:429     109:365     110:25      111:1847    112:450     113:38     
 114:44      115:29      116:41      117:963     118:174     119:116    
 120:1106    121:37      122:156     123:158     124:74      125:16     
 128:416     129:314     130:628     131:915     132:582     133:195    
 134:464     135:104     136:469     137:540     138:963     139:398    
 140:653     141:439     142:842     143:712     144:404     145:81     
 146:603     147:438     148:744     149:609     150:312     151:594    
 152:634     153:137     154:563     155:741     156:694     157:365    
 158:431     159:642     160:867     161:657     162:814     163:374    
 164:737     165:758     166:594     167:660     168:1227    169:164    
 170:1549    171:102     172:1041    173:748     174:222     175:42     
 176:348     177:1181    178:406     179:781     180:68      181:1496   
 182:43      183:834     184:439     185:2941    186:1921    187:1182   
 188:643     189:1429    190:3896    191:396     192:4693    193:1782   
 194:1301    195:892     196:692     197:1003    198:2403    199:4412   
 200:3432    201:3112    202:1141    203:678     204:2047    205:1929   
 206:1537    207:1396    208:1161    209:1719    210:364     211:466    
 212:923     213:751     214:1019    215:56      216:2280    217:399    
 218:525     219:22      220:186     221:300     222:21      223:652    


End of report


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