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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Oct 16 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 16 Oct, 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:                              246961
    Prefixes after maximum aggregation (per Origin AS):          109780
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131566
    Number of IPv4 prefixes with a valid ROA:                    106570
    Number of IPv4 prefixes with an invalid ROA:                     38
    Number of IPv4 prefixes with no ROA:                         140353
Total ASes present in the Internet Routing Table:                 19954
    Prefixes per ASN:                                             12.38
Origin-only ASes present in the Internet Routing Table:           17192
Origin ASes announcing only one prefix:                            7711
Transit ASes present in the Internet Routing Table:                2762
Transit-only ASes present in the Internet Routing Table:            704
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 ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               341
    Number of instances of unregistered ASNs:                       342
Number of 32-bit ASNs allocated by the RIRs:                      45556
Number of 32-bit ASNs visible in the Routing Table:                7639
Prefixes from 32-bit ASNs in the Routing Table:                   27627
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:            169
Number of addresses announced to Internet:                   1490503133
    Equivalent to 88 /8s, 215 /16s and 69 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       78054

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

Prefixes being announced by APNIC Region ASes:                    31940
    Total APNIC prefixes after maximum aggregation:                7756
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           31176
    Unique aggregates announced from the APNIC address blocks:     8938
APNIC Region origin ASes present in the Internet Routing Table:    1200
    APNIC Prefixes per ASN:                                       25.98
APNIC Region origin ASes announcing only one prefix:                475
APNIC Region transit ASes present in the Internet Routing Table:    213
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    535
Number of APNIC addresses announced to Internet:              181585516
    Equivalent to 10 /8s, 210 /16s and 198 /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:                    112567
    Total ARIN prefixes after maximum aggregation:                59868
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111432
    Unique aggregates announced from the ARIN address blocks:     62343
ARIN Region origin ASes present in the Internet Routing Table:     8948
    ARIN Prefixes per ASN:                                        12.45
ARIN Region origin ASes announcing only one prefix:                3720
ARIN Region transit ASes present in the Internet Routing Table:     810
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:    1961
Number of ARIN addresses announced to Internet:               871740065
    Equivalent to 51 /8s, 245 /16s and 178 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                     48146
    Total RIPE prefixes after maximum aggregation:                25401
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49153
    Unique aggregates announced from the RIPE address blocks:     34739
RIPE Region origin ASes present in the Internet Routing Table:     4609
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                1984
RIPE Region transit ASes present in the Internet Routing Table:     674
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1796
Number of RIPE addresses announced to Internet:               300664016
    Equivalent to 17 /8s, 235 /16s and 196 /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,
                        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:                   44509
    Total LACNIC prefixes after maximum aggregation:              13464
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43634
    Unique aggregates announced from the LACNIC address blocks:   20365
LACNIC Region origin ASes present in the Internet Routing Table:   4057
    LACNIC Prefixes per ASN:                                      10.76
LACNIC Region origin ASes announcing only one prefix:              1412
LACNIC Region transit ASes present in the Internet Routing Table:   852
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:  3189
Number of LACNIC addresses announced to Internet:              96349696
    Equivalent to 5 /8s, 190 /16s and 46 /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:                   9458
    Total AfriNIC prefixes after maximum aggregation:              3062
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:         11397
    Unique aggregates announced from the AfriNIC address blocks:   5042
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     37.99
AfriNIC Region origin ASes announcing only one prefix:              120
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  158
Number of AfriNIC addresses announced to Internet:             40072704
    Equivalent to 2 /8s, 99 /16s and 118 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9914       8750      74  CHINAMOBILE-CN China Mobile Communication
 56046        1541        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         804        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         541       9967     163  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     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       10867      11908    3813  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3178      23675    1971  ATT-INTERNET4, US
   367        2486       3023    1164  DNIC-ASBLK-00306-00371, US
 22773        2457       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2154        146    1368  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1681       4897     302  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       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        3209        195      64  ALJAWWALSTC-AS, SA
 20940        1286        100    1037  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         804       2073     697  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         672         57      27  Jordan Data Communications, JO
 25019         589        992     139  SAUDINETSTC-AS, SA
  3320         587       8321     491  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         485         36     439  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        5730       1700     699  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1748        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         86      51  ENTEL CHILE S.A., CL
 26599         552       2860      74  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        1232        389      16  LINKdotNET-AS, EG
 29571         897         65     303  ORANGE-COTE-IVOIRE, CI
 36935         642        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         525         82       3  KENET-AS, KE
 24835         513        339     187  RAYA-AS, EG
 37069         468       1055      15  MOBINIL, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN

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       10867      11908    3813  AMAZON-02, US
  9808        9914       8750      74  CHINAMOBILE-CN China Mobile Communication
  8151        5730       1700     699  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3178      23675    1971  ATT-INTERNET4, US
   367        2486       3023    1164  DNIC-ASBLK-00306-00371, US
 22773        2457       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2154        146    1368  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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        9914         9840  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5730         5031  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2457         1747  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1681         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1541         1368  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
      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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.160.122.0/24      Origin:     39937  LTECH, US
23.160.122.0/24     Transit:      1299  TWELVE99 Arelion, fka Telia Carrier, SE
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:38      /12:139     
/13:195     /14:529     /15:1028    /16:6919    /17:3368    /18:3987    
/19:7409    /20:11929   /21:14536   /22:26310   /23:26751   /24:143566  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3015        5730  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2218       10867  AMAZON-02, US
 22773        1854        2457  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3178  ATT-INTERNET4, US
 10620         984        1748  Telmex Colombia S.A., CO
   209         951        1681  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:522       3:495       4:5         5:1139      6:156    
   7:5         8:679      11:171      12:1013     13:318      14:111    
  15:292      16:231      17:5        18:858      20:125      21:4      
  22:188      23:2066     24:643      27:64       29:19       31:345    
  32:25       34:9        35:72       36:1204     37:737      38:1503   
  39:533      40:53       41:1101     42:239      43:203      44:34     
  45:3582     46:785      47:96       49:53       50:350      51:371    
  52:1398     54:275      55:955      56:8        57:17       58:32     
  59:32       60:16       61:61       62:466      63:781      64:1714   
  65:1079     66:1476     67:926      68:546      69:1118     70:305    
  71:206      72:551      74:920      75:411      76:246      77:365    
  78:603      79:256      80:317      81:373      82:302      83:194    
  84:322      85:469      86:228      87:209      88:233      89:792    
  90:95       91:1007     92:632      93:830      94:650      95:666    
  96:194      97:47       98:531      99:164     100:28      101:24     
 102:398     103:1252    104:881     105:127     106:68      107:795    
 108:438     109:386     110:40      111:1869    112:467     113:41     
 114:53      115:26      116:47      117:976     118:173     119:114    
 120:1172    121:47      122:154     123:156     124:68      125:26     
 128:376     129:315     130:652     131:897     132:576     133:206    
 134:456     135:102     136:488     137:577     138:975     139:397    
 140:659     141:446     142:884     143:691     144:412     145:65     
 146:640     147:500     148:707     149:608     150:304     151:644    
 152:656     153:136     154:654     155:743     156:736     157:382    
 158:482     159:647     160:826     161:632     162:851     163:370    
 164:741     165:801     166:593     167:646     168:1177    169:131    
 170:1532    171:97      172:1096    173:772     174:282     175:31     
 176:351     177:1118    178:507     179:741     180:80      181:1641   
 182:37      183:850     184:430     185:3090    186:1991    187:1057   
 188:748     189:1476    190:4076    191:452     192:4751    193:1876   
 194:1328    195:897     196:755     197:1120    198:2447    199:4486   
 200:3426    201:3079    202:1106    203:692     204:2075    205:1958   
 206:1569    207:1401    208:1284    209:1838    210:308     211:430    
 212:987     213:757     214:1030    215:41      216:2303    217:487    
 218:520     219:21      220:54      221:300     222:20      223:671    


End of report


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