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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 23 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 23 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:                              242554
    Prefixes after maximum aggregation (per Origin AS):          107900
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      128497
    Number of IPv4 prefixes with a valid ROA:                    102560
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139968
Total ASes present in the Internet Routing Table:                 20041
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           17289
Origin ASes announcing only one prefix:                            7771
Transit ASes present in the Internet Routing Table:                2752
Transit-only ASes present in the Internet Routing Table:            713
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:                                      31
    Max AS path prepend of ASN (329437)                              25
Prefixes from unregistered ASNs in the Routing Table:               321
    Number of instances of unregistered ASNs:                       322
Number of 32-bit ASNs allocated by the RIRs:                      45413
Number of 32-bit ASNs visible in the Routing Table:                7778
Prefixes from 32-bit ASNs in the Routing Table:                   26970
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            159
Number of addresses announced to Internet:                   1500797117
    Equivalent to 89 /8s, 116 /16s and 88 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       75303

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

Prefixes being announced by APNIC Region ASes:                    32053
    Total APNIC prefixes after maximum aggregation:                7981
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31376
    Unique aggregates announced from the APNIC address blocks:     9206
APNIC Region origin ASes present in the Internet Routing Table:    1253
    APNIC Prefixes per ASN:                                       25.04
APNIC Region origin ASes announcing only one prefix:                493
APNIC Region transit ASes present in the Internet Routing Table:    214
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    562
Number of APNIC addresses announced to Internet:              198501228
    Equivalent to 11 /8s, 212 /16s and 227 /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:                    110928
    Total ARIN prefixes after maximum aggregation:                59203
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109721
    Unique aggregates announced from the ARIN address blocks:     60825
ARIN Region origin ASes present in the Internet Routing Table:     8912
    ARIN Prefixes per ASN:                                        12.31
ARIN Region origin ASes announcing only one prefix:                3727
ARIN Region transit ASes present in the Internet Routing Table:     803
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:    1943
Number of ARIN addresses announced to Internet:               872149377
    Equivalent to 51 /8s, 251 /16s and 241 /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:                     46560
    Total RIPE prefixes after maximum aggregation:                24396
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47526
    Unique aggregates announced from the RIPE address blocks:     33552
RIPE Region origin ASes present in the Internet Routing Table:     4470
    RIPE Prefixes per ASN:                                        10.63
RIPE Region origin ASes announcing only one prefix:                1926
RIPE Region transit ASes present in the Internet Routing Table:     654
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1742
Number of RIPE addresses announced to Internet:               297880272
    Equivalent to 17 /8s, 193 /16s and 74 /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:                   43907
    Total LACNIC prefixes after maximum aggregation:              13455
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          43290
    Unique aggregates announced from the LACNIC address blocks:   20389
LACNIC Region origin ASes present in the Internet Routing Table:   4264
    LACNIC Prefixes per ASN:                                      10.15
LACNIC Region origin ASes announcing only one prefix:              1503
LACNIC Region transit ASes present in the Internet Routing Table:   876
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:  3380
Number of LACNIC addresses announced to Internet:              93903104
    Equivalent to 5 /8s, 152 /16s and 217 /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:                   8785
    Total AfriNIC prefixes after maximum aggregation:              2643
    AfriNIC Deaggregation factor:                                  3.32
Prefixes being announced from the AfriNIC address blocks:         10482
    Unique aggregates announced from the AfriNIC address blocks:   4393
AfriNIC Region origin ASes present in the Internet Routing Table:   291
    AfriNIC Prefixes per ASN:                                     36.02
AfriNIC Region origin ASes announcing only one prefix:              122
AfriNIC Region transit ASes present in the Internet Routing Table:   78
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:  151
Number of AfriNIC addresses announced to Internet:             38281728
    Equivalent to 2 /8s, 72 /16s and 34 /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        9861       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         552       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         464        734     111  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       10766      11819    3758  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3091      23685    1936  ATT-INTERNET4, US
   367        2528       3022    1180  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2127        136    1368  USDA-1, US
  6167        1791       3385     432  CELLCO-PART, US
   209        1687       4897     305  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1392       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        110    1115  AKAMAI-ASN1, NL
  3215         888       4814     291  France Telecom - Orange, FR
  3257         817       2075     707  GTT-BACKBONE GTT, US
  8376         701         57      28  Jordan Data Communications, JO
  8452         689       1841      14  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
  3320         557       8318     472  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
 61317         483         33     431  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        5535       1626     706  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1321        782     199  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         858       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         531       2880      72  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        1371        389      16  LINKdotNET-AS, EG
 29571         979         69     295  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         532         82       3  KENET-AS, KE
 24835         494        333     181  RAYA-AS, EG
  2018         381        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         256       1012      12  MOBINIL, EG

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10766      11819    3758  AMAZON-02, US
  9808        9861       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5535       1626     706  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3091      23685    1936  ATT-INTERNET4, US
   367        2528       3022    1180  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2127        136    1368  USDA-1, US
 11830        2010        369      64  Instituto Costarricense de Electricidad y

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

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

   ASN  No of nets  Net Savings  Description
  9808        9861         9792  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5535         4829  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2459         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        1687         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1791         1359  CELLCO-PART, US

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

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

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

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

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

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:197     /14:525     /15:1031    /16:7095    /17:3341    /18:3898    
/19:7289    /20:11455   /21:14428   /22:25965   /23:26249   /24:140670  
/25:40      /26:57      /27:35      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2888        5535  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2188       10766  AMAZON-02, US
 22773        1857        2459  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3091  ATT-INTERNET4, US
   209         954        1687  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         833         986  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)
----------------------------------------------

   1:41        2:488       3:472       4:5         5:1087      6:148    
   7:5         8:678      11:171      12:1022     13:316      14:107    
  15:291      16:229      17:6        18:856      20:100      21:4      
  22:188      23:2118     24:637      27:45       29:19       31:316    
  32:26       34:10       35:72       36:1199     37:731      38:1299   
  39:539      40:54       41:1100     42:164      43:202      44:34     
  45:3607     46:804      47:96       49:41       50:348      51:369    
  52:1363     54:275      55:961      56:8        57:17       58:34     
  59:31       60:17       61:65       62:483      63:781      64:1676   
  65:1022     66:1444     67:848      68:509      69:1055     70:305    
  71:207      72:546      74:892      75:415      76:228      77:334    
  78:587      79:249      80:291      81:361      82:306      83:205    
  84:326      85:517      86:206      87:185      88:218      89:776    
  90:94       91:964      92:599      93:810      94:637      95:638    
  96:206      97:57       98:456      99:162     100:24      101:23     
 102:326     103:1318    104:883     105:141     106:15      107:771    
 108:424     109:376     110:30      111:1868    112:450     113:40     
 114:48      115:29      116:47      117:962     118:174     119:118    
 120:1171    121:44      122:154     123:159     124:75      125:25     
 128:387     129:318     130:647     131:912     132:579     133:211    
 134:451     135:104     136:479     137:539     138:987     139:393    
 140:653     141:443     142:877     143:719     144:399     145:79     
 146:606     147:438     148:693     149:622     150:311     151:609    
 152:639     153:139     154:560     155:743     156:680     157:371    
 158:437     159:637     160:840     161:668     162:818     163:394    
 164:730     165:790     166:602     167:637     168:1193    169:131    
 170:1550    171:101     172:1078    173:755     174:224     175:46     
 176:368     177:1226    178:477     179:768     180:64      181:1495   
 182:44      183:853     184:449     185:2978    186:1900    187:1062   
 188:679     189:1403    190:3885    191:368     192:4702    193:1840   
 194:1317    195:914     196:767     197:761     198:2414    199:4437   
 200:3432    201:3085    202:1137    203:682     204:2070    205:1938   
 206:1545    207:1387    208:1167    209:1781    210:363     211:462    
 212:994     213:783     214:1027    215:55      216:2271    217:412    
 218:527     219:22      220:55      221:300     222:29      223:651    


End of report


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