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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 16 20:17:10 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 16 Nov, 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:                              253313
    Prefixes after maximum aggregation (per Origin AS):          112563
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136797
    Number of IPv4 prefixes with a valid ROA:                    111708
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         141582
Total ASes present in the Internet Routing Table:                 20312
    Prefixes per ASN:                                             12.47
Origin-only ASes present in the Internet Routing Table:           17450
Origin ASes announcing only one prefix:                            7847
Transit ASes present in the Internet Routing Table:                2862
Transit-only ASes present in the Internet Routing Table:            729
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               335
    Number of instances of unregistered ASNs:                       336
Number of 32-bit ASNs allocated by the RIRs:                      45844
Number of 32-bit ASNs visible in the Routing Table:                7920
Prefixes from 32-bit ASNs in the Routing Table:                   29191
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:                   1486438397
    Equivalent to 88 /8s, 153 /16s and 63 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       81292

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

Prefixes being announced by APNIC Region ASes:                    31477
    Total APNIC prefixes after maximum aggregation:                7589
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30807
    Unique aggregates announced from the APNIC address blocks:     8648
APNIC Region origin ASes present in the Internet Routing Table:    1174
    APNIC Prefixes per ASN:                                       26.24
APNIC Region origin ASes announcing only one prefix:                469
APNIC Region transit ASes present in the Internet Routing Table:    214
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    510
Number of APNIC addresses announced to Internet:              173212012
    Equivalent to 10 /8s, 83 /16s and 1 /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:                    114207
    Total ARIN prefixes after maximum aggregation:                60956
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113097
    Unique aggregates announced from the ARIN address blocks:     64096
ARIN Region origin ASes present in the Internet Routing Table:     8998
    ARIN Prefixes per ASN:                                        12.57
ARIN Region origin ASes announcing only one prefix:                3751
ARIN Region transit ASes present in the Internet Routing Table:     833
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:    2008
Number of ARIN addresses announced to Internet:               872718209
    Equivalent to 52 /8s, 4 /16s and 159 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     48842
    Total RIPE prefixes after maximum aggregation:                25894
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49917
    Unique aggregates announced from the RIPE address blocks:     35394
RIPE Region origin ASes present in the Internet Routing Table:     4651
    RIPE Prefixes per ASN:                                        10.73
RIPE Region origin ASes announcing only one prefix:                1998
RIPE Region transit ASes present in the Internet Routing Table:     693
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1833
Number of RIPE addresses announced to Internet:               301206480
    Equivalent to 17 /8s, 244 /16s and 11 /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,
                        53/8,  57/8,  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:                   49084
    Total LACNIC prefixes after maximum aggregation:              14873
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          47951
    Unique aggregates announced from the LACNIC address blocks:   23234
LACNIC Region origin ASes present in the Internet Routing Table:   4325
    LACNIC Prefixes per ASN:                                      11.09
LACNIC Region origin ASes announcing only one prefix:              1503
LACNIC Region transit ASes present in the Internet Routing Table:   905
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:  3419
Number of LACNIC addresses announced to Internet:              99460160
    Equivalent to 5 /8s, 237 /16s and 164 /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:                   9368
    Total AfriNIC prefixes after maximum aggregation:              3025
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11399
    Unique aggregates announced from the AfriNIC address blocks:   5305
AfriNIC Region origin ASes present in the Internet Routing Table:   299
    AfriNIC Prefixes per ASN:                                     38.12
AfriNIC Region origin ASes announcing only one prefix:              126
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:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             39778304
    Equivalent to 2 /8s, 94 /16s and 248 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         529       9935     162  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       11013      11956    3877  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3176      23660    2015  ATT-INTERNET4, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2465       3003    1144  DNIC-ASBLK-00306-00371, US
  4155        2217        150    1375  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  CELLCO-PART, US
   209        1671       4895     296  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1405       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        3197        194      63  ALJAWWALSTC-AS, SA
 20940        1311        102    1059  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         689       1760     135  TE-AS TE-AS, EG
  8376         679         60      34  Jordan Data Communications, JO
 25019         588       1001     133  SAUDINETSTC-AS, SA
  3320         577       8322     488  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         548         40     489  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        5931       1697     934  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1227  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1118        371      22  Telefonica del Peru S.A.A., PE
 26615        1017       2503      53  TIM SA, BR
 18881         864       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1408        389      16  LINKdotNET-AS, EG
 29571         702         57     309  ORANGE-COTE-IVOIRE, CI
 24835         612        335     191  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         542         82       3  KENET-AS, KE
 37069         508       1051      15  MOBINIL, EG
  2018         380        319      71  TENET-1, ZA
 37693         335        597      42  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       11013      11956    3877  AMAZON-02, US
  9808        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5931       1697     934  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3176      23660    2015  ATT-INTERNET4, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2465       3003    1144  DNIC-ASBLK-00306-00371, US
  4155        2217        150    1375  USDA-1, US
 11830        2005        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        9851         9768  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5931         4997  UNINET, MX
 39891        3197         3134  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1509         1460  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1408         1392  LINKdotNET-AS, EG
   209        1671         1375  CENTURYLINK-US-LEGACY-QWEST, 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
     53966  UNALLOCATED  8.39.98.0/24              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
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
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      /10:28      /11:38      /12:137     
/13:194     /14:522     /15:1020    /16:6824    /17:3384    /18:4045    
/19:7467    /20:12086   /21:14807   /22:27011   /23:27362   /24:148156  
/25:53      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3110        5931  UNINET, MX
 39891        2313        3197  ALJAWWALSTC-AS, SA
 16509        2253       11013  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3176  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         949        1671  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         879        1043  BRSPD-PUBLIC, US

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

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

   1:63        2:526       3:512       4:5         5:1097      6:153    
   7:5         8:671      11:171      12:1006     13:308      14:116    
  15:293      16:234      17:5        18:875      20:113      21:4      
  22:188      23:2168     24:642      27:36       29:19       31:406    
  32:19       34:9        35:80       36:1207     37:673      38:1679   
  39:536      40:53       41:1003     42:218      43:208      44:32     
  45:3773     46:988      47:94       49:35       50:352      51:368    
  52:1401     54:274      55:975      56:8        57:17       58:29     
  59:29       60:16       61:64       62:480      63:771      64:1729   
  65:1114     66:1533     67:934      68:521      69:1104     70:301    
  71:203      72:583      74:904      75:416      76:239      77:423    
  78:613      79:280      80:330      81:402      82:333      83:195    
  84:334      85:484      86:227      87:211      88:248      89:812    
  90:98       91:1002     92:631      93:860      94:695      95:741    
  96:207      97:50       98:521      99:164     100:27      101:47     
 102:341     103:1168    104:967     105:85      106:52      107:940    
 108:453     109:417     110:43      111:1865    112:469     113:45     
 114:57      115:19      116:50      117:980     118:167     119:132    
 120:1133    121:43      122:147     123:152     124:65      125:22     
 128:420     129:325     130:668     131:945     132:576     133:207    
 134:456     135:107     136:503     137:583     138:1043    139:399    
 140:669     141:437     142:923     143:708     144:409     145:83     
 146:626     147:507     148:712     149:628     150:313     151:635    
 152:660     153:136     154:658     155:747     156:809     157:375    
 158:477     159:642     160:716     161:635     162:864     163:380    
 164:739     165:809     166:602     167:643     168:1524    169:139    
 170:1554    171:104     172:1119    173:761     174:287     175:62     
 176:373     177:1131    178:462     179:849     180:70      181:1848   
 182:56      183:845     184:445     185:3174    186:2363    187:1084   
 188:802     189:1460    190:5001    191:487     192:4849    193:1870   
 194:1312    195:918     196:771     197:1261    198:2450    199:4573   
 200:3869    201:3231    202:1106    203:687     204:2104    205:2002   
 206:1579    207:1389    208:1257    209:1838    210:321     211:426    
 212:955     213:764     214:1007    215:41      216:2389    217:475    
 218:519     219:22      220:31      221:301     222:28      223:702    


End of report


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