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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 13 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 13 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:                              259851
    Prefixes after maximum aggregation (per Origin AS):          113613
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      135826
    Number of IPv4 prefixes with a valid ROA:                    115713
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         144118
Total ASes present in the Internet Routing Table:                 20418
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           17551
Origin ASes announcing only one prefix:                            7846
Transit ASes present in the Internet Routing Table:                2867
Transit-only ASes present in the Internet Routing Table:            732
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 (138136)                              20
Prefixes from unregistered ASNs in the Routing Table:               325
    Number of instances of unregistered ASNs:                       326
Number of 32-bit ASNs allocated by the RIRs:                      45978
Number of 32-bit ASNs visible in the Routing Table:                7880
Prefixes from 32-bit ASNs in the Routing Table:                   29558
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:            158
Number of addresses announced to Internet:                   1585183741
    Equivalent to 94 /8s, 123 /16s and 251 /24s
    Percentage of available address space announced:               42.8
    Percentage of allocated address space announced:               42.8
    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:       82810

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

Prefixes being announced by APNIC Region ASes:                    31709
    Total APNIC prefixes after maximum aggregation:                7708
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30958
    Unique aggregates announced from the APNIC address blocks:     8683
APNIC Region origin ASes present in the Internet Routing Table:    1189
    APNIC Prefixes per ASN:                                       26.04
APNIC Region origin ASes announcing only one prefix:                466
APNIC Region transit ASes present in the Internet Routing Table:    215
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:    515
Number of APNIC addresses announced to Internet:              173391212
    Equivalent to 10 /8s, 85 /16s and 189 /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:                    117845
    Total ARIN prefixes after maximum aggregation:                60733
    ARIN Deaggregation factor:                                     1.94
Prefixes being announced from the ARIN address blocks:           116514
    Unique aggregates announced from the ARIN address blocks:     60466
ARIN Region origin ASes present in the Internet Routing Table:     9056
    ARIN Prefixes per ASN:                                        12.87
ARIN Region origin ASes announcing only one prefix:                3755
ARIN Region transit ASes present in the Internet Routing Table:     852
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:    2032
Number of ARIN addresses announced to Internet:               955195777
    Equivalent to 56 /8s, 239 /16s and 33 /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:                     50656
    Total RIPE prefixes after maximum aggregation:                27048
    RIPE Deaggregation factor:                                     1.87
Prefixes being announced from the RIPE address blocks:            52045
    Unique aggregates announced from the RIPE address blocks:     37806
RIPE Region origin ASes present in the Internet Routing Table:     4791
    RIPE Prefixes per ASN:                                        10.86
RIPE Region origin ASes announcing only one prefix:                2042
RIPE Region transit ASes present in the Internet Routing Table:     703
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1891
Number of RIPE addresses announced to Internet:               317636048
    Equivalent to 18 /8s, 238 /16s and 189 /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:                   48686
    Total LACNIC prefixes after maximum aggregation:              14851
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          47506
    Unique aggregates announced from the LACNIC address blocks:   22676
LACNIC Region origin ASes present in the Internet Routing Table:   4193
    LACNIC Prefixes per ASN:                                      11.33
LACNIC Region origin ASes announcing only one prefix:              1450
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:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3281
Number of LACNIC addresses announced to Internet:              98843968
    Equivalent to 5 /8s, 228 /16s and 61 /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:                  10630
    Total AfriNIC prefixes after maximum aggregation:              3045
    AfriNIC Deaggregation factor:                                  3.49
Prefixes being announced from the AfriNIC address blocks:         12670
    Unique aggregates announced from the AfriNIC address blocks:   6064
AfriNIC Region origin ASes present in the Internet Routing Table:   319
    AfriNIC Prefixes per ASN:                                     39.72
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  161
Number of AfriNIC addresses announced to Internet:             40039936
    Equivalent to 2 /8s, 98 /16s and 246 /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        9906       8753      87  CHINAMOBILE-CN China Mobile Communication
 56046        1565        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56041        1494        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 56047        1491        192      50  CMNET-HUNAN-AP China Mobile communication
 24547         829        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         601       2199     462  SINET-AS Research Organization of Informa
 17676         520       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         484        488     105  CMNET-GUANGDONG-AP China Mobile communica
 24445         467        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       12515      38459    2994  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3197      23504    2042  ATT-INTERNET4, US
   367        2500       2993    1181  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2286        155    1405  USDA-1, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1746       3399     440  CELLCO-PART, US
   209        1668       4895     294  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1570        164     791  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        1276         99    1031  AKAMAI-ASN1, NL
  3215         889       4814     285  France Telecom - Orange, FR
  3257         784       2071     685  GTT-BACKBONE GTT, US
  8386         705        109     211  KOCNET, TR
  8452         666       1842      17  TE-AS TE-AS, EG
 25019         613        998     130  SAUDINETSTC-AS, SA
  8376         589         55      26  Jordan Data Communications, JO
  3320         577       8322     488  DTAG Internet service provider operations
212238         577         42     512  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        5935       1685     848  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1687        252    1197  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 26615        1002       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         647         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         547       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        1489        389      16  LINKdotNET-AS, EG
 29571        1119         77     332  ORANGE-COTE-IVOIRE, CI
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         707        355     147  RAYA-AS, EG
 37069         588       1047      14  MOBINIL, EG
 36992         585        982     267  ETISALAT-MISR, EG
 36914         552         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
 36935         437        101     164  Vodafone-, EG
  2018         379        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       12515      38459    2994  AMAZON-02, US
  9808        9906       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5935       1685     848  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3197      23504    2042  ATT-INTERNET4, US
   367        2500       2993    1181  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2286        155    1405  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        9906         9819  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5935         5087  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2466         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 24863        1489         1473  LINKdotNET-AS, EG
 56047        1491         1441  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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
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

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      /10:34      /11:40      /12:151     
/13:212     /14:569     /15:1130    /16:7745    /17:3519    /18:4201    
/19:7745    /20:12473   /21:15234   /22:27951   /23:27669   /24:150965  
/25:42      /26:65      /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        3123        5935  UNINET, MX
 16509        2270       12515  AMAZON-02, US
 22773        1866        2466  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1468        3197  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1668  CENTURYLINK-US-LEGACY-QWEST, US
 10620         940        1687  Telmex Colombia S.A., CO
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US
 19901         891        1073  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        2:488       3:521       4:5         5:807       6:153    
   7:5         8:662      11:171      12:978      13:305      14:119    
  15:293      16:234      17:5        18:872      20:146      21:4      
  22:188      23:2250     24:697      27:36       29:19       31:485    
  32:19       34:9        35:107      36:1224     37:587      38:1931   
  39:525      40:52       41:1105     42:216      43:209      44:31     
  45:3758     46:992      47:142      49:29       50:342      51:369    
  52:1391     54:294      55:1036     56:8        57:17       58:31     
  59:29       60:15       61:72       62:538      63:768      64:1753   
  65:1102     66:1550     67:926      68:525      69:1152     70:300    
  71:207      72:587      74:915      75:432      76:250      77:383    
  78:301      79:299      80:330      81:409      82:348      83:198    
  84:345      85:541      86:228      87:214      88:265      89:885    
  90:95       91:1064     92:628      93:473      94:839      95:542    
  96:216      97:54       98:455      99:161     100:35      101:28     
 102:373     103:1179    104:1023    105:143     106:67      107:1253   
 108:488     109:385     110:38      111:1874    112:467     113:43     
 114:57      115:20      116:50      117:986     118:170     119:120    
 120:1152    121:43      122:139     123:151     124:53      125:22     
 128:432     129:326     130:674     131:932     132:564     133:210    
 134:475     135:112     136:583     137:592     138:987     139:407    
 140:670     141:454     142:930     143:696     144:412     145:89     
 146:673     147:484     148:739     149:653     150:307     151:644    
 152:667     153:136     154:942     155:757     156:849     157:380    
 158:473     159:674     160:909     161:616     162:891     163:407    
 164:740     165:805     166:608     167:635     168:1526    169:147    
 170:1584    171:102     172:1177    173:803     174:230     175:54     
 176:430     177:1124    178:532     179:823     180:78      181:1873   
 182:47      183:869     184:445     185:3338    186:2327    187:1060   
 188:841     189:1447    190:4968    191:462     192:4906    193:1931   
 194:1410    195:1032    196:796     197:1650    198:2561    199:4621   
 200:3897    201:3272    202:1098    203:703     204:2083    205:1983   
 206:1574    207:1429    208:1296    209:1932    210:313     211:429    
 212:1015    213:942     214:1017    215:42      216:2416    217:501    
 218:521     219:22      220:30      221:301     222:29      223:707    


End of report


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