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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 18 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 18 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:                              255703
    Prefixes after maximum aggregation (per Origin AS):          112548
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      133982
    Number of IPv4 prefixes with a valid ROA:                    112551
    Number of IPv4 prefixes with an invalid ROA:                     75
    Number of IPv4 prefixes with no ROA:                         143077
Total ASes present in the Internet Routing Table:                 20299
    Prefixes per ASN:                                             12.60
Origin-only ASes present in the Internet Routing Table:           17438
Origin ASes announcing only one prefix:                            7796
Transit ASes present in the Internet Routing Table:                2861
Transit-only ASes present in the Internet Routing Table:            731
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:                      45972
Number of 32-bit ASNs visible in the Routing Table:                7850
Prefixes from 32-bit ASNs in the Routing Table:                   28710
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:                   1569433597
    Equivalent to 93 /8s, 139 /16s and 167 /24s
    Percentage of available address space announced:               42.4
    Percentage of allocated address space announced:               42.4
    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:       80895

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

Prefixes being announced by APNIC Region ASes:                    31381
    Total APNIC prefixes after maximum aggregation:                7628
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30708
    Unique aggregates announced from the APNIC address blocks:     8515
APNIC Region origin ASes present in the Internet Routing Table:    1191
    APNIC Prefixes per ASN:                                       25.78
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    218
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:    518
Number of APNIC addresses announced to Internet:              173346924
    Equivalent to 10 /8s, 85 /16s and 16 /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:                    117691
    Total ARIN prefixes after maximum aggregation:                60656
    ARIN Deaggregation factor:                                     1.94
Prefixes being announced from the ARIN address blocks:           116164
    Unique aggregates announced from the ARIN address blocks:     60310
ARIN Region origin ASes present in the Internet Routing Table:     9057
    ARIN Prefixes per ASN:                                        12.83
ARIN Region origin ASes announcing only one prefix:                3769
ARIN Region transit ASes present in the Internet Routing Table:     843
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:    2042
Number of ARIN addresses announced to Internet:               953527425
    Equivalent to 56 /8s, 213 /16s and 172 /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:                     47452
    Total RIPE prefixes after maximum aggregation:                26089
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48914
    Unique aggregates announced from the RIPE address blocks:     36365
RIPE Region origin ASes present in the Internet Routing Table:     4669
    RIPE Prefixes per ASN:                                        10.48
RIPE Region origin ASes announcing only one prefix:                1993
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:    1844
Number of RIPE addresses announced to Internet:               303987664
    Equivalent to 18 /8s, 30 /16s and 123 /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:                   48331
    Total LACNIC prefixes after maximum aggregation:              14856
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          47133
    Unique aggregates announced from the LACNIC address blocks:   22690
LACNIC Region origin ASes present in the Internet Routing Table:   4207
    LACNIC Prefixes per ASN:                                      11.20
LACNIC Region origin ASes announcing only one prefix:              1434
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:  3293
Number of LACNIC addresses announced to Internet:              98342976
    Equivalent to 5 /8s, 220 /16s and 152 /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:                  10529
    Total AfriNIC prefixes after maximum aggregation:              3097
    AfriNIC Deaggregation factor:                                  3.40
Prefixes being announced from the AfriNIC address blocks:         12632
    Unique aggregates announced from the AfriNIC address blocks:   5976
AfriNIC Region origin ASes present in the Internet Routing Table:   310
    AfriNIC Prefixes per ASN:                                     40.75
AfriNIC Region origin ASes announcing only one prefix:              135
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:  153
Number of AfriNIC addresses announced to Internet:             40154880
    Equivalent to 2 /8s, 100 /16s and 183 /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         828        177      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         604       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       12521      38199    3009  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3204      23505    2048  ATT-INTERNET4, US
   367        2493       3003    1182  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2280        163    1416  USDA-1, US
 36352        1903        162     800  AS-COLOCROSSING, US
 11776        1879        257     218  ATLANTICBB-JOHNSTOWN, US
  6167        1746       3402     440  CELLCO-PART, US
   209        1667       4895     293  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        1239         97    1004  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         589         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        5650       1582     828  UNINET, MX
 11830        1994        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        1115        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         649         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         550       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        1501        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         733        412     149  RAYA-AS, EG
 37069         659       1047      14  MOBINIL, EG
 29571         607         53     299  ORANGE-COTE-IVOIRE, CI
 36992         595       1006     263  ETISALAT-MISR, EG
 36914         547         82       3  KENET-AS, KE
 36935         538        114     164  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       12521      38199    3009  AMAZON-02, US
  9808        9907       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5650       1582     828  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3204      23505    2048  ATT-INTERNET4, US
   367        2493       3003    1182  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2280        163    1416  USDA-1, US
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 36352        1903        162     800  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        5650         4822  UNINET, MX
 11830        1994         1930  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
 24863        1501         1485  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      /12:150     
/13:210     /14:565     /15:1112    /16:7640    /17:3444    /18:4124    
/19:7489    /20:12330   /21:14965   /22:27194   /23:27157   /24:149037  
/25:42      /26:65      /27:36      /28:17      /29:16      /30:9       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3028        5650  UNINET, MX
 16509        2265       12521  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1692        1994  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1470        3204  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         947        1667  CENTURYLINK-US-LEGACY-QWEST, US
 10620         940        1687  Telmex Colombia S.A., CO
 11776         892        1879  ATLANTICBB-JOHNSTOWN, US
 19901         870        1049  BRSPD-PUBLIC, US

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

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

   1:64        2:471       3:521       4:5         5:826       6:152    
   7:5         8:665      11:171      12:978      13:304      14:119    
  15:292      16:234      17:5        18:868      20:146      21:4      
  22:188      23:2307     24:678      27:25       29:19       31:422    
  32:19       34:9        35:107      36:1225     37:596      38:1908   
  39:525      40:52       41:1025     42:216      43:207      44:32     
  45:3718     46:946      47:94       49:19       50:337      51:371    
  52:1391     54:295      55:1017     56:8        57:17       58:31     
  59:29       60:15       61:71       62:495      63:770      64:1729   
  65:1100     66:1533     67:920      68:523      69:1132     70:301    
  71:207      72:575      74:915      75:424      76:253      77:374    
  78:297      79:267      80:319      81:384      82:347      83:195    
  84:324      85:492      86:217      87:217      88:257      89:865    
  90:95       91:1040     92:619      93:468      94:832      95:543    
  96:216      97:50       98:454      99:161     100:35      101:27     
 102:398     103:1182    104:1019    105:157     106:39      107:1410   
 108:476     109:387     110:37      111:1875    112:464     113:43     
 114:55      115:23      116:50      117:989     118:159     119:120    
 120:1151    121:42      122:139     123:151     124:55      125:22     
 128:434     129:324     130:677     131:928     132:561     133:210    
 134:445     135:112     136:577     137:543     138:981     139:398    
 140:683     141:430     142:902     143:678     144:414     145:86     
 146:632     147:485     148:737     149:634     150:304     151:647    
 152:675     153:136     154:932     155:747     156:833     157:370    
 158:481     159:676     160:640     161:615     162:905     163:403    
 164:736     165:803     166:606     167:637     168:1482    169:147    
 170:1566    171:99      172:1158    173:772     174:230     175:53     
 176:416     177:1111    178:540     179:811     180:75      181:1856   
 182:51      183:869     184:447     185:3235    186:2316    187:1090   
 188:770     189:1413    190:4973    191:447     192:4961    193:1856   
 194:1311    195:954     196:754     197:1685    198:2599    199:4616   
 200:3862    201:3244    202:1029    203:708     204:2053    205:1991   
 206:1580    207:1436    208:1294    209:1909    210:310     211:430    
 212:996     213:824     214:1019    215:42      216:2410    217:446    
 218:521     219:22      220:29      221:301     222:30      223:707    


End of report


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