[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 5 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 05 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:                              248616
    Prefixes after maximum aggregation (per Origin AS):          111810
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      133691
    Number of IPv4 prefixes with a valid ROA:                    102541
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         146046
Total ASes present in the Internet Routing Table:                 20586
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           17712
Origin ASes announcing only one prefix:                            8017
Transit ASes present in the Internet Routing Table:                2874
Transit-only ASes present in the Internet Routing Table:            717
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:                                      31
    Max AS path prepend of ASN (329437)                              25
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:                      45307
Number of 32-bit ASNs visible in the Routing Table:                8016
Prefixes from 32-bit ASNs in the Routing Table:                   28271
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:            143
Number of addresses announced to Internet:                   1511219666
    Equivalent to 90 /8s, 19 /16s and 97 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       77824

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

Prefixes being announced by APNIC Region ASes:                    32112
    Total APNIC prefixes after maximum aggregation:                8156
    APNIC Deaggregation factor:                                    3.94
Prefixes being announced from the APNIC address blocks:           31471
    Unique aggregates announced from the APNIC address blocks:     9460
APNIC Region origin ASes present in the Internet Routing Table:    1283
    APNIC Prefixes per ASN:                                       24.53
APNIC Region origin ASes announcing only one prefix:                520
APNIC Region transit ASes present in the Internet Routing Table:    223
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:    588
Number of APNIC addresses announced to Internet:              202292385
    Equivalent to 12 /8s, 14 /16s and 188 /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:                    114332
    Total ARIN prefixes after maximum aggregation:                61084
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113143
    Unique aggregates announced from the ARIN address blocks:     63882
ARIN Region origin ASes present in the Internet Routing Table:     9078
    ARIN Prefixes per ASN:                                        12.46
ARIN Region origin ASes announcing only one prefix:                3771
ARIN Region transit ASes present in the Internet Routing Table:     826
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:    1991
Number of ARIN addresses announced to Internet:               874585185
    Equivalent to 52 /8s, 33 /16s and 28 /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:                     47395
    Total RIPE prefixes after maximum aggregation:                25721
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            47951
    Unique aggregates announced from the RIPE address blocks:     34771
RIPE Region origin ASes present in the Internet Routing Table:     4752
    RIPE Prefixes per ASN:                                        10.09
RIPE Region origin ASes announcing only one prefix:                2068
RIPE Region transit ASes present in the Internet Routing Table:     700
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1876
Number of RIPE addresses announced to Internet:               298959312
    Equivalent to 17 /8s, 209 /16s and 193 /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:                   44748
    Total LACNIC prefixes after maximum aggregation:              13688
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          44053
    Unique aggregates announced from the LACNIC address blocks:   20479
LACNIC Region origin ASes present in the Internet Routing Table:   4282
    LACNIC Prefixes per ASN:                                      10.29
LACNIC Region origin ASes announcing only one prefix:              1510
LACNIC Region transit ASes present in the Internet Routing Table:   909
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:  3386
Number of LACNIC addresses announced to Internet:              95441920
    Equivalent to 5 /8s, 176 /16s and 84 /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:                   9701
    Total AfriNIC prefixes after maximum aggregation:              2932
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         11855
    Unique aggregates announced from the AfriNIC address blocks:   4983
AfriNIC Region origin ASes present in the Internet Routing Table:   333
    AfriNIC Prefixes per ASN:                                     35.60
AfriNIC Region origin ASes announcing only one prefix:              148
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  175
Number of AfriNIC addresses announced to Internet:             39862784
    Equivalent to 2 /8s, 96 /16s and 66 /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        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  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         806        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         570      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       10665      11799    3768  AMAZON-02, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2977      23676    1866  ATT-INTERNET4, US
   367        2523       3032    1183  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2099        135    1357  USDA-1, US
  6167        1805       3389     434  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1537        165     765  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
 39891        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1297        104    1060  AKAMAI-ASN1, NL
  3257         971       2081     771  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
  8376         699         57      29  Jordan Data Communications, JO
212238         568         41     499  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         548       8317     464  DTAG Internet service provider operations
 34984         541         80     431  TELLCOM-AS, TR

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        5810       1697     721  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1338        193    1009  Telmex Colombia S.A., CO
  3816        1317        774     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         614         85      62  ENTEL CHILE S.A., CL
 26599         536       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        1402        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36935         685        125     175  Vodafone-, EG
 36992         665       1010     304  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         373        166     264  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       10665      11799    3768  AMAZON-02, US
  9808        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5810       1697     721  UNINET, MX
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2977      23676    1866  ATT-INTERNET4, US
   367        2523       3032    1183  DNIC-ASBLK-00306-00371, US
 22773        2452       2075     701  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2099        135    1357  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        9713         9638  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5810         5089  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2452         1751  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
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

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     
/13:198     /14:527     /15:1037    /16:7132    /17:3381    /18:3939    
/19:7502    /20:11293   /21:14809   /22:27064   /23:26944   /24:144365  
/25:38      /26:53      /27:34      /28:20      /29:17      /30:14      
/31:3       /32:15      

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

   ASN  No of nets  Total ann.  Description
  8151        2982        5810  UNINET, MX
 16509        2151       10665  AMAZON-02, US
 22773        1852        2452  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1321        2977  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         876        1805  CELLCO-PART, US
 19901         824         974  BRSPD-PUBLIC, US
 10620         791        1338  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)
----------------------------------------------

   1:41        2:304       3:452       4:5         5:992       6:147    
   7:5         8:691      11:171      12:1024     13:311      14:104    
  15:291      16:226      17:6        18:843      20:165      21:4      
  22:188      23:2192     24:647      25:2        27:36       29:19     
  31:351      32:26       34:10       35:71       36:1196     37:711    
  38:1406     39:542      40:52       41:1121     42:163      43:202    
  44:41       45:3681     46:838      47:97       49:31       50:343    
  51:370      52:1367     54:275      55:959      56:8        57:17     
  58:33       59:33       60:17       61:55       62:485      63:783    
  64:1669     65:1093     66:1464     67:901      68:509      69:1083   
  70:307      71:205      72:574      74:915      75:415      76:232    
  77:329      78:581      79:254      80:317      81:368      82:307    
  83:172      84:341      85:488      86:217      87:205      88:227    
  89:863      90:89       91:990      92:572      93:828      94:625    
  95:387      96:220      97:62       98:455      99:162     100:13     
 101:19      102:437     103:1395    104:1003    105:165     106:13     
 107:1235    108:460     109:383     110:28      111:1843    112:449    
 113:41      114:44      115:29      116:49      117:963     118:176    
 119:136     120:1103    121:38      122:173     123:160     124:75     
 125:14      128:481     129:315     130:636     131:935     132:574    
 133:195     134:469     135:109     136:472     137:540     138:969    
 139:422     140:671     141:449     142:813     143:728     144:418    
 145:81      146:593     147:478     148:730     149:655     150:314    
 151:605     152:657     153:136     154:729     155:737     156:694    
 157:362     158:451     159:679     160:834     161:662     162:883    
 163:407     164:737     165:816     166:583     167:660     168:1298   
 169:168     170:1563    171:102     172:1155    173:786     174:235    
 175:42      176:443     177:1196    178:440     179:797     180:70     
 181:1585    182:44      183:832     184:458     185:3151    186:1905   
 187:1153    188:693     189:1410    190:3993    191:451     192:4868   
 193:1876    194:1371    195:975     196:876     197:1052    198:2530   
 199:4482    200:3500    201:3162    202:1134    203:695     204:2096   
 205:1929    206:1578    207:1432    208:1184    209:1802    210:357    
 211:461     212:989     213:760     214:1016    215:43      216:2369   
 217:452     218:527     219:22      220:187     221:300     222:20     
 223:651    

End of report


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