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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 30 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 30 Aug, 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:                              246243
    Prefixes after maximum aggregation (per Origin AS):          111207
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132628
    Number of IPv4 prefixes with a valid ROA:                    100411
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         145807
Total ASes present in the Internet Routing Table:                 20584
    Prefixes per ASN:                                             11.96
Origin-only ASes present in the Internet Routing Table:           17715
Origin ASes announcing only one prefix:                            7988
Transit ASes present in the Internet Routing Table:                2869
Transit-only ASes present in the Internet Routing Table:            733
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:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               328
    Number of instances of unregistered ASNs:                       329
Number of 32-bit ASNs allocated by the RIRs:                      45268
Number of 32-bit ASNs visible in the Routing Table:                7990
Prefixes from 32-bit ASNs in the Routing Table:                   28163
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:            142
Number of addresses announced to Internet:                   1507981469
    Equivalent to 89 /8s, 225 /16s and 248 /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:       75695

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

Prefixes being announced by APNIC Region ASes:                    31708
    Total APNIC prefixes after maximum aggregation:                7930
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31118
    Unique aggregates announced from the APNIC address blocks:     9130
APNIC Region origin ASes present in the Internet Routing Table:    1272
    APNIC Prefixes per ASN:                                       24.46
APNIC Region origin ASes announcing only one prefix:                510
APNIC Region transit ASes present in the Internet Routing Table:    221
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:    583
Number of APNIC addresses announced to Internet:              202196588
    Equivalent to 12 /8s, 13 /16s and 70 /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:                    114385
    Total ARIN prefixes after maximum aggregation:                61139
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113101
    Unique aggregates announced from the ARIN address blocks:     63982
ARIN Region origin ASes present in the Internet Routing Table:     9085
    ARIN Prefixes per ASN:                                        12.45
ARIN Region origin ASes announcing only one prefix:                3779
ARIN Region transit ASes present in the Internet Routing Table:     822
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:    1986
Number of ARIN addresses announced to Internet:               872566369
    Equivalent to 52 /8s, 2 /16s and 78 /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:                     45845
    Total RIPE prefixes after maximum aggregation:                25476
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            46393
    Unique aggregates announced from the RIPE address blocks:     34504
RIPE Region origin ASes present in the Internet Routing Table:     4721
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:                2049
RIPE Region transit ASes present in the Internet Routing Table:     705
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1855
Number of RIPE addresses announced to Internet:               298787536
    Equivalent to 17 /8s, 207 /16s and 34 /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:                   44553
    Total LACNIC prefixes after maximum aggregation:              13546
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43898
    Unique aggregates announced from the LACNIC address blocks:   20056
LACNIC Region origin ASes present in the Internet Routing Table:   4307
    LACNIC Prefixes per ASN:                                      10.19
LACNIC Region origin ASes announcing only one prefix:              1509
LACNIC Region transit ASes present in the Internet Routing Table:   902
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:  3398
Number of LACNIC addresses announced to Internet:              94514944
    Equivalent to 5 /8s, 162 /16s and 47 /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:                   9424
    Total AfriNIC prefixes after maximum aggregation:              2882
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         11591
    Unique aggregates announced from the AfriNIC address blocks:   4841
AfriNIC Region origin ASes present in the Internet Routing Table:   323
    AfriNIC Prefixes per ASN:                                     35.89
AfriNIC Region origin ASes announcing only one prefix:              141
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  168
Number of AfriNIC addresses announced to Internet:             39838208
    Equivalent to 2 /8s, 95 /16s and 226 /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        9716       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1550        789     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  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         578      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10638      11799    3752  AMAZON-02, US
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2929      23673    1843  ATT-INTERNET4, US
   367        2501       3031    1176  DNIC-ASBLK-00306-00371, US
 22773        2449       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2080        133    1350  USDA-1, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1539        165     763  AS-COLOCROSSING, 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
 20940        1280        102    1047  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         725         60      28  Jordan Data Communications, JO
212238         570         41     501  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         546       8318     461  DTAG Internet service provider operations
 61317         522         36     468  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        5714       1645     696  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1317        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1074        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         514         72     220  Mega Cable, S.A. de C.V., MX

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        1402        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         917         66     311  ORANGE-COTE-IVOIRE, CI
 36935         707        131     184  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36903         385        172     272  MT-MPLS, MA
 36914         384         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, ZA

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       10638      11799    3752  AMAZON-02, US
  9808        9716       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5714       1645     696  UNINET, MX
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2929      23673    1843  ATT-INTERNET4, US
   367        2501       3031    1176  DNIC-ASBLK-00306-00371, US
 22773        2449       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2080        133    1350  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y
  6167        1818       3384     436  CELLCO-PART, US

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        9716         9641  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5714         5018  UNINET, MX
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2449         1750  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1402         1386  LINKdotNET-AS, EG
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1550         1377  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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      /10:29      /11:41      /12:138     
/13:197     /14:525     /15:1033    /16:7135    /17:3335    /18:3955    
/19:7451    /20:11350   /21:14815   /22:27133   /23:26706   /24:142204  
/25:37      /26:52      /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        2944        5714  UNINET, MX
 16509        2139       10638  AMAZON-02, US
 22773        1848        2449  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1316        2929  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         801        1349  Telmex Colombia S.A., CO
 11776         740        1592  ATLANTICBB-JOHNSTOWN, US

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

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

   1:42        2:306       3:446       4:5         5:739       6:148    
   7:5         8:691      11:171      12:1025     13:306      14:104    
  15:291      16:226      17:6        18:841      20:159      21:4      
  22:188      23:2245     24:647      25:2        27:36       29:19     
  31:340      32:26       34:11       35:71       36:1196     37:659    
  38:1351     39:542      40:52       41:1066     42:163      43:194    
  44:50       45:3703     46:838      47:97       49:31       50:342    
  51:369      52:1364     54:276      55:954      56:8        57:17     
  58:6        59:33       60:17       61:57       62:480      63:784    
  64:1673     65:1089     66:1457     67:904      68:524      69:1074   
  70:311      71:205      72:573      74:914      75:416      76:228    
  77:323      78:327      79:214      80:311      81:380      82:297    
  83:170      84:324      85:469      86:199      87:191      88:226    
  89:838      90:98       91:975      92:551      93:443      94:633    
  95:262      96:220      97:62       98:455      99:160     100:13     
 101:21      102:405     103:1344    104:1064    105:165     106:15     
 107:1227    108:465     109:380     110:29      111:1845    112:449    
 113:41      114:44      115:22      116:47      117:962     118:174    
 119:132     120:1103    121:37      122:169     123:161     124:73     
 125:14      128:480     129:317     130:636     131:936     132:573    
 133:195     134:470     135:109     136:469     137:534     138:981    
 139:463     140:677     141:450     142:799     143:724     144:414    
 145:81      146:599     147:473     148:729     149:662     150:308    
 151:608     152:714     153:136     154:744     155:734     156:696    
 157:366     158:449     159:677     160:833     161:669     162:892    
 163:414     164:736     165:816     166:584     167:661     168:1325   
 169:168     170:1566    171:99      172:1155    173:784     174:232    
 175:39      176:373     177:1243    178:420     179:788     180:65     
 181:1571    182:47      183:832     184:460     185:3143    186:1684   
 187:1126    188:689     189:1412    190:3994    191:449     192:4878   
 193:1869    194:1355    195:962     196:870     197:842     198:2524   
 199:4463    200:3414    201:3168    202:1136    203:697     204:2094   
 205:1935    206:1567    207:1413    208:1181    209:1783    210:352    
 211:447     212:958     213:750     214:1023    215:43      216:2360   
 217:450     218:527     219:22      220:32      221:300     222:20     
 223:651    

End of report


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