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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 17 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 17 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:                              254254
    Prefixes after maximum aggregation (per Origin AS):          111996
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133023
    Number of IPv4 prefixes with a valid ROA:                    111318
    Number of IPv4 prefixes with an invalid ROA:                     82
    Number of IPv4 prefixes with no ROA:                         142854
Total ASes present in the Internet Routing Table:                 20252
    Prefixes per ASN:                                             12.55
Origin-only ASes present in the Internet Routing Table:           17383
Origin ASes announcing only one prefix:                            7751
Transit ASes present in the Internet Routing Table:                2869
Transit-only ASes present in the Internet Routing Table:            740
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               319
    Number of instances of unregistered ASNs:                       320
Number of 32-bit ASNs allocated by the RIRs:                      45980
Number of 32-bit ASNs visible in the Routing Table:                7832
Prefixes from 32-bit ASNs in the Routing Table:                   28691
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:            152
Number of addresses announced to Internet:                   1547362813
    Equivalent to 92 /8s, 58 /16s and 225 /24s
    Percentage of available address space announced:               41.8
    Percentage of allocated address space announced:               41.8
    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:       80593

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

Prefixes being announced by APNIC Region ASes:                    31311
    Total APNIC prefixes after maximum aggregation:                7625
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30657
    Unique aggregates announced from the APNIC address blocks:     8485
APNIC Region origin ASes present in the Internet Routing Table:    1187
    APNIC Prefixes per ASN:                                       25.83
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    516
Number of APNIC addresses announced to Internet:              173331820
    Equivalent to 10 /8s, 84 /16s and 213 /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:                    117625
    Total ARIN prefixes after maximum aggregation:                60582
    ARIN Deaggregation factor:                                     1.94
Prefixes being announced from the ARIN address blocks:           116003
    Unique aggregates announced from the ARIN address blocks:     59914
ARIN Region origin ASes present in the Internet Routing Table:     9059
    ARIN Prefixes per ASN:                                        12.81
ARIN Region origin ASes announcing only one prefix:                3756
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:    2037
Number of ARIN addresses announced to Internet:               953603457
    Equivalent to 56 /8s, 214 /16s and 213 /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:                     46687
    Total RIPE prefixes after maximum aggregation:                25675
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48137
    Unique aggregates announced from the RIPE address blocks:     35936
RIPE Region origin ASes present in the Internet Routing Table:     4613
    RIPE Prefixes per ASN:                                        10.44
RIPE Region origin ASes announcing only one prefix:                1959
RIPE Region transit ASes present in the Internet Routing Table:     686
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:    1828
Number of RIPE addresses announced to Internet:               282241744
    Equivalent to 16 /8s, 210 /16s and 170 /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:                   48126
    Total LACNIC prefixes after maximum aggregation:              14864
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          46958
    Unique aggregates announced from the LACNIC address blocks:   22696
LACNIC Region origin ASes present in the Internet Routing Table:   4209
    LACNIC Prefixes per ASN:                                      11.16
LACNIC Region origin ASes announcing only one prefix:              1435
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:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3297
Number of LACNIC addresses announced to Internet:              98211136
    Equivalent to 5 /8s, 218 /16s and 149 /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:                  10186
    Total AfriNIC prefixes after maximum aggregation:              3028
    AfriNIC Deaggregation factor:                                  3.36
Prefixes being announced from the AfriNIC address blocks:         12347
    Unique aggregates announced from the AfriNIC address blocks:   5866
AfriNIC Region origin ASes present in the Internet Routing Table:   310
    AfriNIC Prefixes per ASN:                                     39.83
AfriNIC Region origin ASes announcing only one prefix:              136
AfriNIC Region transit ASes present in the Internet Routing Table:   87
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  154
Number of AfriNIC addresses announced to Internet:             39900928
    Equivalent to 2 /8s, 96 /16s and 215 /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        9907       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         602       2200     463  SINET-AS Research Organization of Informa
 17676         520       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         482        488     105  CMNET-GUANGDONG-AP China Mobile communica
 45102         472        755     123  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       12508      38199    3001  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3206      23505    2050  ATT-INTERNET4, US
   367        2509       2987    1184  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2275        154    1414  USDA-1, US
 36352        1900        164     789  AS-COLOCROSSING, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1745       3398     439  CELLCO-PART, US
   209        1668       4895     294  CENTURYLINK-US-LEGACY-QWEST, 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        1259         98    1017  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         784       2071     685  GTT-BACKBONE GTT, US
  8452         667       1842      17  TE-AS TE-AS, EG
 25019         615        999     132  SAUDINETSTC-AS, SA
  8376         588         55      26  Jordan Data Communications, JO
  3320         579       8322     490  DTAG Internet service provider operations
 51167         564        111     248  CONTABO, DE
 62240         509         36     345  CLOUVIDER Clouvider - Global ASN, 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        5464       1535     852  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        1116        371      22  Telefonica del Peru S.A.A., PE
 26615        1002       2503      53  TIM SA, BR
 18881         871       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         649         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         548       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        1388        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         718        362     148  RAYA-AS, EG
 37069         642       1047      14  MOBINIL, EG
 29571         597         52     294  ORANGE-COTE-IVOIRE, CI
 36992         595       1006     263  ETISALAT-MISR, EG
 36914         546         82       3  KENET-AS, KE
 36935         546        119     166  Vodafone-, EG
 36903         470        221     323  MT-MPLS, MA
  2018         378        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       12508      38199    3001  AMAZON-02, US
  9808        9907       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5464       1535     852  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3206      23505    2050  ATT-INTERNET4, US
   367        2509       2987    1184  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2275        154    1414  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 36352        1900        164     789  AS-COLOCROSSING, 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        9907         9820  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5464         4612  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2467         1759  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1879         1661  ATLANTICBB-JOHNSTOWN, US
 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
   209        1668         1374  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
23.140.16.0/24       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      /11:39      /12:146     
/13:195     /14:538     /15:1055    /16:7552    /17:3336    /18:4031    
/19:7344    /20:12196   /21:14928   /22:27032   /23:27048   /24:148569  
/25:42      /26:65      /27:35      /28:17      /29:16      /30:9       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2906        5464  UNINET, MX
 16509        2269       12508  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1470        3206  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
 19901         894        1078  BRSPD-PUBLIC, US
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US

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

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

   1:64        2:479       3:520       4:5         5:819       6:153    
   7:5         8:661      11:171      12:978      13:301      14:119    
  15:293      16:234      17:5        18:872      20:146      21:4      
  22:188      23:2288     24:682      27:25       29:19       31:433    
  32:19       34:9        35:107      36:1225     37:588      38:1777   
  39:525      40:52       41:1021     42:209      43:211      44:32     
  45:3706     46:940      47:94       49:19       50:335      51:373    
  52:1391     54:294      55:1032     56:8        57:17       58:30     
  59:29       60:15       61:73       62:501      63:770      64:1749   
  65:1100     66:1532     67:918      68:525      69:1132     70:302    
  71:207      72:575      74:915      75:430      76:247      77:382    
  78:301      79:290      80:305      81:387      82:345      83:176    
  84:323      85:460      86:215      87:220      88:256      89:854    
  90:95       91:1000     92:620      93:467      94:858      95:551    
  96:218      97:50       98:458      99:161     100:35      101:27     
 102:338     103:1170    104:1008    105:157     106:39      107:1411   
 108:473     109:383     110:37      111:1875    112:464     113:43     
 114:58      115:23      116:49      117:987     118:158     119:120    
 120:1151    121:43      122:139     123:148     124:55      125:22     
 128:440     129:326     130:671     131:930     132:565     133:210    
 134:445     135:112     136:579     137:542     138:988     139:393    
 140:683     141:447     142:903     143:696     144:416     145:78     
 146:633     147:479     148:739     149:635     150:306     151:646    
 152:675     153:136     154:922     155:755     156:835     157:372    
 158:475     159:674     160:641     161:617     162:898     163:405    
 164:737     165:802     166:603     167:635     168:1501    169:147    
 170:1559    171:100     172:1150    173:777     174:229     175:54     
 176:415     177:1099    178:534     179:812     180:75      181:1859   
 182:51      183:869     184:444     185:3245    186:2313    187:1059   
 188:778     189:1381    190:4968    191:440     192:4922    193:1807   
 194:1280    195:979     196:771     197:1651    198:2598    199:4616   
 200:3885    201:3228    202:1017    203:706     204:2055    205:1975   
 206:1572    207:1433    208:1292    209:1897    210:310     211:429    
 212:1003    213:821     214:1017    215:42      216:2406    217:442    
 218:521     219:22      220:29      221:301     222:30      223:706    


End of report


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