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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 14 20:17:00 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 14 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:                              247037
    Prefixes after maximum aggregation (per Origin AS):          109847
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131893
    Number of IPv4 prefixes with a valid ROA:                    106289
    Number of IPv4 prefixes with an invalid ROA:                     41
    Number of IPv4 prefixes with no ROA:                         140707
Total ASes present in the Internet Routing Table:                 20041
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           17272
Origin ASes announcing only one prefix:                            7772
Transit ASes present in the Internet Routing Table:                2769
Transit-only ASes present in the Internet Routing Table:            703
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:               349
    Number of instances of unregistered ASNs:                       350
Number of 32-bit ASNs allocated by the RIRs:                      45546
Number of 32-bit ASNs visible in the Routing Table:                7689
Prefixes from 32-bit ASNs in the Routing Table:                   27582
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:            174
Number of addresses announced to Internet:                   1508614077
    Equivalent to 89 /8s, 235 /16s and 159 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       77751

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

Prefixes being announced by APNIC Region ASes:                    32545
    Total APNIC prefixes after maximum aggregation:                8080
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31790
    Unique aggregates announced from the APNIC address blocks:     9401
APNIC Region origin ASes present in the Internet Routing Table:    1259
    APNIC Prefixes per ASN:                                       25.25
APNIC Region origin ASes announcing only one prefix:                496
APNIC Region transit ASes present in the Internet Routing Table:    219
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    567
Number of APNIC addresses announced to Internet:              199769708
    Equivalent to 11 /8s, 232 /16s and 62 /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:                    111883
    Total ARIN prefixes after maximum aggregation:                59531
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110830
    Unique aggregates announced from the ARIN address blocks:     61936
ARIN Region origin ASes present in the Internet Routing Table:     8940
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3730
ARIN Region transit ASes present in the Internet Routing Table:     805
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:    1957
Number of ARIN addresses announced to Internet:               873210241
    Equivalent to 52 /8s, 12 /16s and 33 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  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:                     48113
    Total RIPE prefixes after maximum aggregation:                25459
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49078
    Unique aggregates announced from the RIPE address blocks:     34926
RIPE Region origin ASes present in the Internet Routing Table:     4624
    RIPE Prefixes per ASN:                                        10.61
RIPE Region origin ASes announcing only one prefix:                1999
RIPE Region transit ASes present in the Internet Routing Table:     677
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:    1809
Number of RIPE addresses announced to Internet:               298952912
    Equivalent to 17 /8s, 209 /16s and 168 /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:                   44732
    Total LACNIC prefixes after maximum aggregation:              13508
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43838
    Unique aggregates announced from the LACNIC address blocks:   20475
LACNIC Region origin ASes present in the Internet Routing Table:   4077
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              1426
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:  3199
Number of LACNIC addresses announced to Internet:              96494592
    Equivalent to 5 /8s, 192 /16s and 100 /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:                   9415
    Total AfriNIC prefixes after maximum aggregation:              3040
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11327
    Unique aggregates announced from the AfriNIC address blocks:   5012
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     37.76
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  157
Number of AfriNIC addresses announced to Internet:             40086784
    Equivalent to 2 /8s, 99 /16s and 173 /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        9879       8750      72  CHINAMOBILE-CN China Mobile Communication
 56046        1539        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  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       10848      11899    3840  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3173      23675    1967  ATT-INTERNET4, US
   367        2471       3002    1154  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1367  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1682       4897     303  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        1331        104    1071  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         812       2074     703  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         678         57      27  Jordan Data Communications, JO
 25019         590       1000     139  SAUDINETSTC-AS, SA
  3320         587       8321     491  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         476         36     431  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        5752       1706     716  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1228  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1033       2503      53  TIM SA, BR
 18881         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         550       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        1265        389      16  LINKdotNET-AS, EG
 29571         895         65     301  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         530         82       3  KENET-AS, KE
 24835         514        339     187  RAYA-AS, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
 37069         419       1068      10  MOBINIL, EG
  2018         382        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       10848      11899    3840  AMAZON-02, US
  9808        9879       8750      72  CHINAMOBILE-CN China Mobile Communication
  8151        5752       1706     716  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3173      23675    1967  ATT-INTERNET4, US
   367        2471       3002    1154  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1367  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        9879         9807  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5752         5036  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1682         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1539         1366  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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, 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      /10:28      /11:39      /12:139     
/13:198     /14:532     /15:1032    /16:7099    /17:3402    /18:3989    
/19:7461    /20:11798   /21:14543   /22:26370   /23:26691   /24:143489  
/25:48      /26:70      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3019        5752  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2225       10848  AMAZON-02, US
 22773        1865        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3173  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         951        1682  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        2:497       3:494       4:5         5:1137      6:156    
   7:5         8:678      11:171      12:1017     13:316      14:113    
  15:292      16:231      17:5        18:849      20:151      21:4      
  22:188      23:2094     24:644      27:56       29:19       31:363    
  32:25       34:9        35:72       36:1202     37:750      38:1472   
  39:535      40:53       41:1111     42:239      43:198      44:32     
  45:3590     46:799      47:97       49:50       50:353      51:371    
  52:1366     54:276      55:955      56:8        57:17       58:30     
  59:32       60:16       61:65       62:485      63:779      64:1700   
  65:1077     66:1475     67:862      68:524      69:1098     70:302    
  71:205      72:568      74:911      75:409      76:246      77:369    
  78:601      79:256      80:307      81:376      82:309      83:197    
  84:323      85:482      86:228      87:207      88:233      89:772    
  90:95       91:1034     92:634      93:845      94:641      95:666    
  96:196      97:47       98:451      99:165     100:22      101:24     
 102:390     103:1317    104:889     105:128     106:59      107:781    
 108:435     109:402     110:36      111:1873    112:467     113:41     
 114:53      115:26      116:45      117:963     118:175     119:114    
 120:1172    121:46      122:157     123:156     124:74      125:26     
 128:376     129:312     130:655     131:893     132:575     133:211    
 134:490     135:102     136:487     137:557     138:1004    139:398    
 140:659     141:444     142:884     143:679     144:412     145:64     
 146:633     147:498     148:703     149:612     150:311     151:643    
 152:652     153:136     154:653     155:734     156:686     157:386    
 158:450     159:653     160:825     161:632     162:859     163:386    
 164:747     165:789     166:590     167:646     168:1200    169:131    
 170:1513    171:97      172:1097    173:770     174:220     175:43     
 176:355     177:1090    178:486     179:740     180:79      181:1638   
 182:44      183:850     184:438     185:3146    186:1995    187:1079   
 188:741     189:1472    190:4096    191:460     192:4732    193:1876   
 194:1329    195:902     196:756     197:1123    198:2440    199:4495   
 200:3459    201:3106    202:1135    203:692     204:2075    205:1953   
 206:1546    207:1401    208:1188    209:1831    210:358     211:462    
 212:994     213:768     214:1023    215:41      216:2296    217:490    
 218:524     219:22      220:52      221:300     222:24      223:671    


End of report


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