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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 27 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 27 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:                              246187
    Prefixes after maximum aggregation (per Origin AS):          111438
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132950
    Number of IPv4 prefixes with a valid ROA:                     99974
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         146187
Total ASes present in the Internet Routing Table:                 20576
    Prefixes per ASN:                                             11.96
Origin-only ASes present in the Internet Routing Table:           17697
Origin ASes announcing only one prefix:                            7982
Transit ASes present in the Internet Routing Table:                2879
Transit-only ASes present in the Internet Routing Table:            732
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:                      45253
Number of 32-bit ASNs visible in the Routing Table:                7973
Prefixes from 32-bit ASNs in the Routing Table:                   28206
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:            146
Number of addresses announced to Internet:                   1509384349
    Equivalent to 89 /8s, 247 /16s and 96 /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:       75633

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

Prefixes being announced by APNIC Region ASes:                    31810
    Total APNIC prefixes after maximum aggregation:                7959
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31202
    Unique aggregates announced from the APNIC address blocks:     9188
APNIC Region origin ASes present in the Internet Routing Table:    1282
    APNIC Prefixes per ASN:                                       24.34
APNIC Region origin ASes announcing only one prefix:                516
APNIC Region transit ASes present in the Internet Routing Table:    224
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:    589
Number of APNIC addresses announced to Internet:              202025324
    Equivalent to 12 /8s, 10 /16s and 169 /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:                    114009
    Total ARIN prefixes after maximum aggregation:                61123
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           112811
    Unique aggregates announced from the ARIN address blocks:     64035
ARIN Region origin ASes present in the Internet Routing Table:     9087
    ARIN Prefixes per ASN:                                        12.41
ARIN Region origin ASes announcing only one prefix:                3771
ARIN Region transit ASes present in the Internet Routing Table:     829
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:    1999
Number of ARIN addresses announced to Internet:               872679521
    Equivalent to 52 /8s, 4 /16s and 8 /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:                     46277
    Total RIPE prefixes after maximum aggregation:                25680
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            46917
    Unique aggregates announced from the RIPE address blocks:     34743
RIPE Region origin ASes present in the Internet Routing Table:     4772
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:                2082
RIPE Region transit ASes present in the Internet Routing Table:     719
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:    1877
Number of RIPE addresses announced to Internet:               300013776
    Equivalent to 17 /8s, 225 /16s and 216 /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:                   44234
    Total LACNIC prefixes after maximum aggregation:              13524
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43558
    Unique aggregates announced from the LACNIC address blocks:   20017
LACNIC Region origin ASes present in the Internet Routing Table:   4258
    LACNIC Prefixes per ASN:                                      10.23
LACNIC Region origin ASes announcing only one prefix:              1484
LACNIC Region transit ASes present in the Internet Routing Table:   889
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:  3352
Number of LACNIC addresses announced to Internet:              94698240
    Equivalent to 5 /8s, 164 /16s and 251 /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:                   9529
    Total AfriNIC prefixes after maximum aggregation:              2918
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         11553
    Unique aggregates announced from the AfriNIC address blocks:   4848
AfriNIC Region origin ASes present in the Internet Routing Table:   301
    AfriNIC Prefixes per ASN:                                     38.38
AfriNIC Region origin ASes announcing only one prefix:              129
AfriNIC Region transit ASes present in the Internet Routing Table:   86
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:  156
Number of AfriNIC addresses announced to Internet:             39888640
    Equivalent to 2 /8s, 96 /16s and 167 /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        1547        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         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         585      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        490     111  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       10527      11778    3740  AMAZON-02, US
   749        3252      54897    2504  DNIC-AS-00749, US
  7018        2891      23670    1818  ATT-INTERNET4, US
   367        2526       3082    1196  DNIC-ASBLK-00306-00371, US
  4155        2068        137    1345  USDA-1, US
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1816       3382     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1540        165     762  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        1258        101    1036  AKAMAI-ASN1, NL
  3257         988       2084     784  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         834       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         706         59      29  Jordan Data Communications, JO
212238         565         41     495  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         546       8318     461  DTAG Internet service provider operations
 61317         524         36     470  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        5703       1677     716  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1348        193    1010  Telmex Colombia S.A., CO
  3816        1321        777     205  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1051       2503      53  TIM SA, BR
  6147        1043        369      22  Telefonica del Peru S.A.A., PE
 18881         877       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         522         72     227  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        1274        388      22  LINKdotNET-AS, EG
 24835         996        427     146  RAYA-AS, EG
 29571         918         66     312  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         691        126     179  Vodafone-, EG
 36914         527         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         379        319      70  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       10527      11778    3740  AMAZON-02, US
  9808        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5703       1677     716  UNINET, MX
   749        3252      54897    2504  DNIC-AS-00749, US
  7018        2891      23670    1818  ATT-INTERNET4, US
   367        2526       3082    1196  DNIC-ASBLK-00306-00371, US
  4155        2068        137    1345  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1816       3382     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        9713         9638  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5703         4987  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
  6167        1816         1380  CELLCO-PART, US
 56046        1547         1375  CMNET-JIANGSU-AP China Mobile communications co
   367        2526         1330  DNIC-ASBLK-00306-00371, US
 11776        1592         1318  ATLANTICBB-JOHNSTOWN, 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
    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      /12:137     
/13:195     /14:523     /15:1031    /16:7154    /17:3359    /18:3971    
/19:7463    /20:11427   /21:14744   /22:26952   /23:26728   /24:142241  
/25:35      /26:50      /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        2917        5703  UNINET, MX
 16509        2129       10527  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1316        2891  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1816  CELLCO-PART, US
 19901         814         964  BRSPD-PUBLIC, US
 10620         800        1348  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)
----------------------------------------------

   1:48        2:294       3:439       4:5         5:741       6:147    
   7:5         8:699      11:171      12:1027     13:295      14:105    
  15:291      16:226      17:6        18:837      20:162      21:4      
  22:188      23:2219     24:648      25:2        27:48       29:19     
  31:342      32:26       34:10       35:71       36:1196     37:662    
  38:1376     39:541      40:53       41:1159     42:153      43:193    
  44:50       45:3697     46:841      47:96       49:38       50:340    
  51:373      52:1362     54:274      55:959      56:8        57:17     
  58:6        59:33       60:16       61:57       62:484      63:785    
  64:1723     65:1090     66:1505     67:902      68:524      69:1095   
  70:311      71:206      72:600      74:927      75:414      76:239    
  77:321      78:328      79:217      80:316      81:379      82:292    
  83:170      84:337      85:470      86:202      87:194      88:250    
  89:848      90:98       91:989      92:578      93:435      94:619    
  95:262      96:220      97:61       98:391      99:158     100:13     
 101:21      102:400     103:1372    104:1060    105:158     106:17     
 107:1224    108:461     109:386     110:26      111:1845    112:449    
 113:41      114:45      115:22      116:47      117:962     118:175    
 119:133     120:1103    121:37      122:171     123:161     124:73     
 125:19      128:477     129:319     130:633     131:947     132:571    
 133:195     134:480     135:109     136:453     137:534     138:971    
 139:460     140:670     141:458     142:769     143:724     144:413    
 145:79      146:601     147:472     148:730     149:669     150:309    
 151:606     152:729     153:136     154:744     155:742     156:673    
 157:366     158:452     159:690     160:831     161:671     162:931    
 163:408     164:733     165:815     166:572     167:657     168:1310   
 169:170     170:1548    171:106     172:1150    173:775     174:161    
 175:39      176:373     177:1168    178:421     179:788     180:68     
 181:1570    182:48      183:831     184:332     185:3140    186:1719   
 187:1071    188:695     189:1378    190:3965    191:423     192:4879   
 193:1868    194:1365    195:964     196:849     197:913     198:2524   
 199:4457    200:3421    201:3161    202:1127    203:701     204:2091   
 205:1943    206:1572    207:1428    208:1184    209:1791    210:350    
 211:443     212:960     213:753     214:1019    215:43      216:2398   
 217:485     218:527     219:38      220:32      221:300     222:20     
 223:651    

End of report


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