[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 16 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 16 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:                              255310
    Prefixes after maximum aggregation (per Origin AS):          112836
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      133833
    Number of IPv4 prefixes with a valid ROA:                    112672
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         142612
Total ASes present in the Internet Routing Table:                 20351
    Prefixes per ASN:                                             12.55
Origin-only ASes present in the Internet Routing Table:           17486
Origin ASes announcing only one prefix:                            7816
Transit ASes present in the Internet Routing Table:                2865
Transit-only ASes present in the Internet Routing Table:            735
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:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      45980
Number of 32-bit ASNs visible in the Routing Table:                7887
Prefixes from 32-bit ASNs in the Routing Table:                   29107
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:                   1570873341
    Equivalent to 93 /8s, 161 /16s and 159 /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:       80640

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

Prefixes being announced by APNIC Region ASes:                    31558
    Total APNIC prefixes after maximum aggregation:                7654
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           30875
    Unique aggregates announced from the APNIC address blocks:     8598
APNIC Region origin ASes present in the Internet Routing Table:    1191
    APNIC Prefixes per ASN:                                       25.92
APNIC Region origin ASes announcing only one prefix:                468
APNIC Region transit ASes present in the Internet Routing Table:    219
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:              173340524
    Equivalent to 10 /8s, 84 /16s and 247 /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:                    117209
    Total ARIN prefixes after maximum aggregation:                60710
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           115641
    Unique aggregates announced from the ARIN address blocks:     59754
ARIN Region origin ASes present in the Internet Routing Table:     9061
    ARIN Prefixes per ASN:                                        12.76
ARIN Region origin ASes announcing only one prefix:                3764
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:    2043
Number of ARIN addresses announced to Internet:               954791297
    Equivalent to 56 /8s, 232 /16s and 245 /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:                     47450
    Total RIPE prefixes after maximum aggregation:                26088
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48901
    Unique aggregates announced from the RIPE address blocks:     36374
RIPE Region origin ASes present in the Internet Routing Table:     4657
    RIPE Prefixes per ASN:                                        10.50
RIPE Region origin ASes announcing only one prefix:                1979
RIPE Region transit ASes present in the Internet Routing Table:     687
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:    1835
Number of RIPE addresses announced to Internet:               303965648
    Equivalent to 18 /8s, 30 /16s and 37 /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:                   48506
    Total LACNIC prefixes after maximum aggregation:              15124
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          47316
    Unique aggregates announced from the LACNIC address blocks:   23094
LACNIC Region origin ASes present in the Internet Routing Table:   4262
    LACNIC Prefixes per ASN:                                      11.10
LACNIC Region origin ASes announcing only one prefix:              1471
LACNIC Region transit ASes present in the Internet Routing Table:   893
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3336
Number of LACNIC addresses announced to Internet:              98693952
    Equivalent to 5 /8s, 225 /16s and 243 /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:                  10267
    Total AfriNIC prefixes after maximum aggregation:              3037
    AfriNIC Deaggregation factor:                                  3.38
Prefixes being announced from the AfriNIC address blocks:         12425
    Unique aggregates announced from the AfriNIC address blocks:   5887
AfriNIC Region origin ASes present in the Internet Routing Table:   310
    AfriNIC Prefixes per ASN:                                     40.08
AfriNIC Region origin ASes announcing only one prefix:              134
AfriNIC Region transit ASes present in the Internet Routing Table:   88
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:  155
Number of AfriNIC addresses announced to Internet:             40008192
    Equivalent to 2 /8s, 98 /16s and 122 /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         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         468        748     112  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       12524      38459    2996  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3201      23504    2045  ATT-INTERNET4, US
   367        2489       2990    1171  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2289        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
 20057        1406       1047     109  ATT-MOBILITY-LLC-AS20057, 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        1263         98    1021  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         592         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        5470       1636     820  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         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        1497        389      16  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 24835         718        362     148  RAYA-AS, EG
 29571         597         52     294  ORANGE-COTE-IVOIRE, CI
 36992         595       1006     263  ETISALAT-MISR, EG
 37069         588       1047      14  MOBINIL, EG
 36935         566        125     175  Vodafone-, EG
 36914         540         82       3  KENET-AS, KE
 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       12524      38459    2996  AMAZON-02, US
  9808        9906       8753      87  CHINAMOBILE-CN China Mobile Communication
  8151        5470       1636     820  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3201      23504    2045  ATT-INTERNET4, US
   367        2489       2990    1171  DNIC-ASBLK-00306-00371, US
 22773        2467       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2289        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        5470         4650  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
 24863        1497         1481  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     
/13:210     /14:565     /15:1112    /16:7639    /17:3445    /18:4122    
/19:7471    /20:12272   /21:14962   /22:27326   /23:27162   /24:148587  
/25:42      /26:65      /27:35      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2795        5470  UNINET, MX
 16509        2273       12524  AMAZON-02, US
 22773        1867        2467  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1468        3201  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)
----------------------------------------------

   1:42        2:485       3:521       4:5         5:808       6:153    
   7:5         8:661      11:171      12:976      13:303      14:121    
  15:293      16:234      17:5        18:873      20:146      21:4      
  22:188      23:2209     24:684      27:36       29:19       31:415    
  32:19       34:9        35:107      36:1224     37:571      38:1768   
  39:525      40:52       41:1013     42:219      43:215      44:32     
  45:3754     46:929      47:94       49:19       50:335      51:370    
  52:1391     54:294      55:1034     56:8        57:17       58:31     
  59:29       60:15       61:73       62:496      63:772      64:1746   
  65:1101     66:1533     67:920      68:524      69:1150     70:301    
  71:207      72:579      74:910      75:430      76:247      77:369    
  78:302      79:291      80:317      81:368      82:345      83:195    
  84:326      85:510      86:222      87:213      88:256      89:863    
  90:95       91:1032     92:621      93:463      94:829      95:534    
  96:215      97:54       98:455      99:161     100:35      101:27     
 102:341     103:1180    104:986     105:164     106:39      107:1130   
 108:488     109:384     110:38      111:1874    112:464     113:43     
 114:54      115:20      116:50      117:987     118:171     119:120    
 120:1152    121:43      122:139     123:152     124:54      125:22     
 128:432     129:325     130:671     131:933     132:577     133:210    
 134:462     135:112     136:580     137:580     138:995     139:397    
 140:671     141:449     142:916     143:693     144:411     145:86     
 146:632     147:482     148:751     149:645     150:306     151:645    
 152:668     153:136     154:922     155:753     156:837     157:372    
 158:471     159:661     160:641     161:616     162:893     163:405    
 164:739     165:805     166:608     167:634     168:1525    169:147    
 170:1512    171:103     172:1123    173:767     174:229     175:54     
 176:419     177:1124    178:528     179:826     180:79      181:1858   
 182:51      183:869     184:444     185:3245    186:2332    187:1199   
 188:776     189:1351    190:4961    191:446     192:4864    193:1873   
 194:1310    195:951     196:770     197:1648    198:2545    199:4624   
 200:3893    201:3248    202:1100    203:705     204:2080    205:1967   
 206:1590    207:1433    208:1298    209:1912    210:311     211:428    
 212:993     213:815     214:1017    215:42      216:2412    217:447    
 218:521     219:22      220:29      221:301     222:30      223:705    


End of report


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