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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 9 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 09 Dec, 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:                              255752
    Prefixes after maximum aggregation (per Origin AS):          114345
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      140334
    Number of IPv4 prefixes with a valid ROA:                    111790
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         143942
Total ASes present in the Internet Routing Table:                 20349
    Prefixes per ASN:                                             12.57
Origin-only ASes present in the Internet Routing Table:           17487
Origin ASes announcing only one prefix:                            7795
Transit ASes present in the Internet Routing Table:                2862
Transit-only ASes present in the Internet Routing Table:            727
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 (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               316
    Number of instances of unregistered ASNs:                       317
Number of 32-bit ASNs allocated by the RIRs:                      45981
Number of 32-bit ASNs visible in the Routing Table:                7872
Prefixes from 32-bit ASNs in the Routing Table:                   29667
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:            145
Number of addresses announced to Internet:                   1476889885
    Equivalent to 88 /8s, 7 /16s and 141 /24s
    Percentage of available address space announced:               39.9
    Percentage of allocated address space announced:               39.9
    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:       81528

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

Prefixes being announced by APNIC Region ASes:                    31699
    Total APNIC prefixes after maximum aggregation:                7645
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30982
    Unique aggregates announced from the APNIC address blocks:     8696
APNIC Region origin ASes present in the Internet Routing Table:    1193
    APNIC Prefixes per ASN:                                       25.97
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    216
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    513
Number of APNIC addresses announced to Internet:              172765292
    Equivalent to 10 /8s, 76 /16s and 48 /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:                    116453
    Total ARIN prefixes after maximum aggregation:                61859
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115207
    Unique aggregates announced from the ARIN address blocks:     66120
ARIN Region origin ASes present in the Internet Routing Table:     9069
    ARIN Prefixes per ASN:                                        12.70
ARIN Region origin ASes announcing only one prefix:                3761
ARIN Region transit ASes present in the Internet Routing Table:     851
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:    2037
Number of ARIN addresses announced to Internet:               871265697
    Equivalent to 51 /8s, 238 /16s and 117 /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:                     47948
    Total RIPE prefixes after maximum aggregation:                26504
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            49321
    Unique aggregates announced from the RIPE address blocks:     36525
RIPE Region origin ASes present in the Internet Routing Table:     4700
    RIPE Prefixes per ASN:                                        10.49
RIPE Region origin ASes announcing only one prefix:                1990
RIPE Region transit ASes present in the Internet Routing Table:     702
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:    1872
Number of RIPE addresses announced to Internet:               294137296
    Equivalent to 17 /8s, 136 /16s and 45 /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:                   49137
    Total LACNIC prefixes after maximum aggregation:              15088
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          47941
    Unique aggregates announced from the LACNIC address blocks:   23000
LACNIC Region origin ASes present in the Internet Routing Table:   4219
    LACNIC Prefixes per ASN:                                      11.36
LACNIC Region origin ASes announcing only one prefix:              1446
LACNIC Region transit ASes present in the Internet Routing Table:   872
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:  3297
Number of LACNIC addresses announced to Internet:              99045696
    Equivalent to 5 /8s, 231 /16s and 81 /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:                  10199
    Total AfriNIC prefixes after maximum aggregation:              3029
    AfriNIC Deaggregation factor:                                  3.37
Prefixes being announced from the AfriNIC address blocks:         12156
    Unique aggregates announced from the AfriNIC address blocks:   5874
AfriNIC Region origin ASes present in the Internet Routing Table:   309
    AfriNIC Prefixes per ASN:                                     39.34
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             39603968
    Equivalent to 2 /8s, 92 /16s and 79 /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        9910       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1565        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1496        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2200     463  SINET-AS Research Organization of Informa
 17676         520       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         470        764     113  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       11107      12134    3963  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3152      23486    2000  ATT-INTERNET4, US
   367        2507       2998    1184  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2280        154    1404  USDA-1, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1756       3438     435  CELLCO-PART, US
   209        1669       4895     294  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1571        164     795  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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1242         97    1005  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         788       2072     688  GTT-BACKBONE GTT, US
  8452         666       1760     135  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
  8376         590         55      26  Jordan Data Communications, JO
212238         580         42     514  CDNEXT, GB
  3320         579       8322     490  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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        5946       1706     848  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1322        777     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 26615         998       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      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        1475        389      16  LINKdotNET-AS, EG
 20011         944        167     258  INTERNET-SOLUTIONS, ZA
 24835         734        367     156  RAYA-AS, EG
 37069         622       1047      14  MOBINIL, EG
 29571         596         52     295  ORANGE-COTE-IVOIRE, CI
 36992         585        982     267  ETISALAT-MISR, EG
 36935         566        125     175  Vodafone-, EG
 36914         552         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         380        319      71  TENET-1, 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       11107      12134    3963  AMAZON-02, US
  9808        9910       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5946       1706     848  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3152      23486    2000  ATT-INTERNET4, US
   367        2507       2998    1184  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     709  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2280        154    1404  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, 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        9910         9824  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5946         5098  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2468         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1475         1459  LINKdotNET-AS, EG
 56047        1496         1446  CMNET-HUNAN-AP China Mobile communications corp
 56041        1494         1416  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1565         1381  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
     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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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      /11:38      /12:134     
/13:193     /14:511     /15:1011    /16:6781    /17:3362    /18:3994    
/19:7490    /20:12297   /21:15066   /22:27375   /23:27421   /24:149840  
/25:42      /26:63      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3113        5946  UNINET, MX
 16509        2268       11107  AMAZON-02, US
 22773        1868        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1446        3152  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         948        1669  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US
 19901         886        1063  BRSPD-PUBLIC, US

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

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

   1:65        2:489       3:521       4:5         5:826       6:153    
   7:5         8:670      11:171      12:989      13:311      14:126    
  15:294      16:234      17:5        18:871      20:146      21:4      
  22:188      23:2216     24:701      27:36       29:19       31:419    
  32:19       34:9        35:107      36:1226     37:601      38:1799   
  39:524      40:53       41:992      42:210      43:217      44:34     
  45:3768     46:1070     47:94       49:29       50:343      51:370    
  52:1409     54:295      55:1027     56:8        57:17       58:32     
  59:29       60:15       61:67       62:524      63:770      64:1753   
  65:1131     66:1575     67:917      68:523      69:1164     70:298    
  71:205      72:606      74:914      75:430      76:257      77:439    
  78:308      79:283      80:318      81:370      82:353      83:200    
  84:351      85:477      86:222      87:216      88:260      89:837    
  90:95       91:1032     92:620      93:464      94:808      95:526    
  96:218      97:67       98:455      99:164     100:21      101:27     
 102:346     103:1185    104:1059    105:146     106:67      107:1252   
 108:490     109:385     110:38      111:1876    112:468     113:43     
 114:54      115:20      116:44      117:986     118:170     119:119    
 120:1153    121:43      122:142     123:154     124:62      125:20     
 128:452     129:326     130:666     131:932     132:566     133:209    
 134:487     135:112     136:581     137:583     138:1038    139:390    
 140:680     141:444     142:928     143:704     144:410     145:86     
 146:652     147:499     148:789     149:651     150:333     151:641    
 152:670     153:136     154:802     155:753     156:787     157:387    
 158:470     159:673     160:641     161:593     162:914     163:405    
 164:745     165:812     166:608     167:634     168:1546    169:148    
 170:1585    171:104     172:1169    173:793     174:231     175:54     
 176:406     177:1090    178:472     179:814     180:79      181:1874   
 182:53      183:872     184:440     185:3236    186:2338    187:1156   
 188:743     189:1520    190:5107    191:469     192:4923    193:1889   
 194:1317    195:941     196:773     197:1657    198:2556    199:4629   
 200:3910    201:3245    202:1098    203:693     204:2048    205:1997   
 206:1590    207:1405    208:1318    209:1948    210:324     211:429    
 212:994     213:751     214:1013    215:42      216:2409    217:466    
 218:521     219:22      220:30      221:301     222:29      223:736    


End of report


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