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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Oct 9 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 09 Oct, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              246750
    Prefixes after maximum aggregation (per Origin AS):          109615
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131414
    Number of IPv4 prefixes with a valid ROA:                    105879
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         140842
Total ASes present in the Internet Routing Table:                 20049
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           17266
Origin ASes announcing only one prefix:                            7773
Transit ASes present in the Internet Routing Table:                2783
Transit-only ASes present in the Internet Routing Table:            711
Paths with bogon ASNs present in the IPv4 Routing Table:              7
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:               361
    Number of instances of unregistered ASNs:                       365
Number of 32-bit ASNs allocated by the RIRs:                      45505
Number of 32-bit ASNs visible in the Routing Table:                7690
Prefixes from 32-bit ASNs in the Routing Table:                   27668
Number of bogon 32-bit ASNs visible in the Routing Table:            10
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            166
Number of addresses announced to Internet:                   1507474397
    Equivalent to 89 /8s, 218 /16s and 59 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       77481

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

Prefixes being announced by APNIC Region ASes:                    32447
    Total APNIC prefixes after maximum aggregation:                8045
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31736
    Unique aggregates announced from the APNIC address blocks:     9366
APNIC Region origin ASes present in the Internet Routing Table:    1253
    APNIC Prefixes per ASN:                                       25.33
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:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    559
Number of APNIC addresses announced to Internet:              198736748
    Equivalent to 11 /8s, 216 /16s and 123 /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:                    112007
    Total ARIN prefixes after maximum aggregation:                59591
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111065
    Unique aggregates announced from the ARIN address blocks:     61923
ARIN Region origin ASes present in the Internet Routing Table:     8960
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3741
ARIN Region transit ASes present in the Internet Routing Table:     808
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:    1967
Number of ARIN addresses announced to Internet:               873835169
    Equivalent to 52 /8s, 21 /16s and 170 /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:                     48256
    Total RIPE prefixes after maximum aggregation:                25501
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49090
    Unique aggregates announced from the RIPE address blocks:     34880
RIPE Region origin ASes present in the Internet Routing Table:     4601
    RIPE Prefixes per ASN:                                        10.67
RIPE Region origin ASes announcing only one prefix:                1970
RIPE Region transit ASes present in the Internet Routing Table:     676
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1790
Number of RIPE addresses announced to Internet:               299644368
    Equivalent to 17 /8s, 220 /16s and 53 /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:                   44784
    Total LACNIC prefixes after maximum aggregation:              13494
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          43950
    Unique aggregates announced from the LACNIC address blocks:   20598
LACNIC Region origin ASes present in the Internet Routing Table:   4089
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              1445
LACNIC Region transit ASes present in the Internet Routing Table:   870
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:  3217
Number of LACNIC addresses announced to Internet:              96296960
    Equivalent to 5 /8s, 189 /16s and 96 /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:                   8895
    Total AfriNIC prefixes after maximum aggregation:              2740
    AfriNIC Deaggregation factor:                                  3.25
Prefixes being announced from the AfriNIC address blocks:         10743
    Unique aggregates announced from the AfriNIC address blocks:   4508
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     36.42
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   81
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:  157
Number of AfriNIC addresses announced to Internet:             38869760
    Equivalent to 2 /8s, 81 /16s and 27 /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      70  CHINAMOBILE-CN China Mobile Communication
 56046        1543        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        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         600       2170     465  SINET-AS Research Organization of Informa
 17676         545       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  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       10859      11903    3811  AMAZON-02, US
   749        3487      55082    2710  DNIC-AS-00749, US
  7018        3174      23676    1970  ATT-INTERNET4, US
   367        2484       3022    1166  DNIC-ASBLK-00306-00371, US
 22773        2468       2080     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2151        146    1366  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1682       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       1047     109  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1392        108    1110  AKAMAI-ASN1, NL
  3215         887       4814     290  France Telecom - Orange, FR
  3257         812       2074     703  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         683         57      27  Jordan Data Communications, JO
 25019         588        999     138  SAUDINETSTC-AS, SA
  3320         584       8321     488  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         516         38     464  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        5781       1685     720  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1043       2502      51  TIM SA, BR
 18881         845       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         551       2860      74  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1241        389      16  LINKdotNET-AS, EG
 29571         897         65     299  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         514        339     187  RAYA-AS, EG
 37069         394       1068      10  MOBINIL, EG
  2018         382        319      71  TENET-1, ZA
 36903         350        156     260  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       10859      11903    3811  AMAZON-02, US
  9808        9868       8750      70  CHINAMOBILE-CN China Mobile Communication
  8151        5781       1685     720  UNINET, MX
   749        3487      55082    2710  DNIC-AS-00749, US
  7018        3174      23676    1970  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2484       3022    1166  DNIC-ASBLK-00306-00371, US
 22773        2468       2080     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2151        146    1366  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9868         9798  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5781         5061  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1682         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1543         1371  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:39      /12:139     
/13:199     /14:530     /15:1029    /16:7112    /17:3414    /18:3951    
/19:7428    /20:11818   /21:14588   /22:26459   /23:26711   /24:143076  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3056        5781  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2208       10859  AMAZON-02, US
 22773        1865        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1418        3174  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         951        1682  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:504       3:490       4:5         5:1133      6:150    
   7:5         8:683      11:171      12:1021     13:313      14:114    
  15:293      16:231      17:5        18:859      20:152      21:4      
  22:188      23:2153     24:638      27:56       29:19       31:340    
  32:26       34:10       35:72       36:1200     37:753      38:1454   
  39:538      40:53       41:1100     42:238      43:205      44:33     
  45:3571     46:809      47:96       49:50       50:353      51:371    
  52:1368     54:275      55:954      56:8        57:18       58:32     
  59:32       60:16       61:67       62:488      63:779      64:1708   
  65:1067     66:1481     67:860      68:523      69:1097     70:302    
  71:205      72:589      74:926      75:413      76:238      77:362    
  78:617      79:255      80:312      81:378      82:307      83:201    
  84:334      85:505      86:230      87:208      88:233      89:774    
  90:88       91:1033     92:628      93:856      94:635      95:713    
  96:196      97:45       98:452      99:162     100:22      101:24     
 102:394     103:1303    104:889     105:121     106:59      107:785    
 108:428     109:390     110:34      111:1869    112:467     113:41     
 114:51      115:25      116:47      117:963     118:175     119:114    
 120:1172    121:46      122:155     123:158     124:75      125:26     
 128:381     129:315     130:648     131:901     132:570     133:211    
 134:474     135:102     136:489     137:547     138:998     139:399    
 140:680     141:442     142:880     143:701     144:410     145:64     
 146:643     147:500     148:695     149:613     150:312     151:633    
 152:648     153:135     154:618     155:744     156:667     157:384    
 158:447     159:650     160:820     161:635     162:859     163:396    
 164:745     165:787     166:583     167:647     168:1204    169:134    
 170:1521    171:97      172:1104    173:764     174:220     175:44     
 176:347     177:1126    178:550     179:755     180:63      181:1637   
 182:44      183:850     184:439     185:3130    186:2010    187:1095   
 188:673     189:1503    190:4097    191:453     192:4740    193:1851   
 194:1324    195:872     196:756     197:762     198:2445    199:4486   
 200:3431    201:3092    202:1134    203:696     204:2078    205:1930   
 206:1537    207:1397    208:1184    209:1843    210:359     211:462    
 212:974     213:748     214:1016    215:41      216:2293    217:480    
 218:525     219:22      220:52      221:300     222:24      223:662    


End of report


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