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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 31 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 31 Aug, 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:                              247596
    Prefixes after maximum aggregation (per Origin AS):          111635
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      133250
    Number of IPv4 prefixes with a valid ROA:                    101012
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         146559
Total ASes present in the Internet Routing Table:                 20739
    Prefixes per ASN:                                             11.94
Origin-only ASes present in the Internet Routing Table:           17825
Origin ASes announcing only one prefix:                            7987
Transit ASes present in the Internet Routing Table:                2914
Transit-only ASes present in the Internet Routing Table:            733
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               328
    Number of instances of unregistered ASNs:                       329
Number of 32-bit ASNs allocated by the RIRs:                      45282
Number of 32-bit ASNs visible in the Routing Table:                8158
Prefixes from 32-bit ASNs in the Routing Table:                   28975
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:            141
Number of addresses announced to Internet:                   1509304733
    Equivalent to 89 /8s, 246 /16s and 41 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       76234

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

Prefixes being announced by APNIC Region ASes:                    31827
    Total APNIC prefixes after maximum aggregation:                7974
    APNIC Deaggregation factor:                                    3.99
Prefixes being announced from the APNIC address blocks:           31213
    Unique aggregates announced from the APNIC address blocks:     9193
APNIC Region origin ASes present in the Internet Routing Table:    1278
    APNIC Prefixes per ASN:                                       24.42
APNIC Region origin ASes announcing only one prefix:                513
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    585
Number of APNIC addresses announced to Internet:              202143084
    Equivalent to 12 /8s, 12 /16s and 117 /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:                    114240
    Total ARIN prefixes after maximum aggregation:                61073
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113019
    Unique aggregates announced from the ARIN address blocks:     63904
ARIN Region origin ASes present in the Internet Routing Table:     9065
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3764
ARIN Region transit ASes present in the Internet Routing Table:     825
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:    1982
Number of ARIN addresses announced to Internet:               872632929
    Equivalent to 52 /8s, 3 /16s and 82 /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:                     45835
    Total RIPE prefixes after maximum aggregation:                25452
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            46383
    Unique aggregates announced from the RIPE address blocks:     34500
RIPE Region origin ASes present in the Internet Routing Table:     4701
    RIPE Prefixes per ASN:                                         9.87
RIPE Region origin ASes announcing only one prefix:                2041
RIPE Region transit ASes present in the Internet Routing Table:     700
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1843
Number of RIPE addresses announced to Internet:               298760144
    Equivalent to 17 /8s, 206 /16s and 183 /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:                   45776
    Total LACNIC prefixes after maximum aggregation:              14021
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          45081
    Unique aggregates announced from the LACNIC address blocks:   20687
LACNIC Region origin ASes present in the Internet Routing Table:   4497
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1529
LACNIC Region transit ASes present in the Internet Routing Table:   954
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        28
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3583
Number of LACNIC addresses announced to Internet:              95820032
    Equivalent to 5 /8s, 182 /16s and 25 /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:                   9590
    Total AfriNIC prefixes after maximum aggregation:              2881
    AfriNIC Deaggregation factor:                                  3.33
Prefixes being announced from the AfriNIC address blocks:         11759
    Unique aggregates announced from the AfriNIC address blocks:   4852
AfriNIC Region origin ASes present in the Internet Routing Table:   321
    AfriNIC Prefixes per ASN:                                     36.63
AfriNIC Region origin ASes announcing only one prefix:              140
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  165
Number of AfriNIC addresses announced to Internet:             39870976
    Equivalent to 2 /8s, 96 /16s and 98 /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        9718       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1550        789     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         578      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10639      11798    3773  AMAZON-02, US
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2497       3030    1173  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2079        133    1348  USDA-1, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1539        165     763  AS-COLOCROSSING, 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
 20940        1275        102    1044  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         726         60      28  Jordan Data Communications, JO
212238         570         41     501  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         546       8318     461  DTAG Internet service provider operations
 61317         521         36     467  ASDETUK www.heficed.com, US

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        5714       1645     696  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1317        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1075        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         868       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         523         72     228  Mega Cable, S.A. de C.V., MX

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        1403        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         917         66     311  ORANGE-COTE-IVOIRE, CI
 36935         707        131     184  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36914         519         82       3  KENET-AS, KE
 36903         385        172     272  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, 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       10639      11798    3773  AMAZON-02, US
  9808        9718       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5714       1645     696  UNINET, MX
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2497       3030    1173  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2079        133    1348  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y
  6167        1818       3384     436  CELLCO-PART, 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        9718         9643  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5714         5018  UNINET, MX
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2448         1749  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1403         1387  LINKdotNET-AS, EG
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1550         1377  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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      /10:29      /11:41      /12:138     
/13:197     /14:525     /15:1033    /16:7136    /17:3362    /18:3953    
/19:7452    /20:11350   /21:14853   /22:27370   /23:26945   /24:143016  
/25:37      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2944        5714  UNINET, MX
 16509        2141       10639  AMAZON-02, US
 22773        1847        2448  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1316        2928  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         801        1349  Telmex Colombia S.A., CO
 11776         740        1592  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        2:300       3:447       4:5         5:740       6:148    
   7:5         8:690      11:171      12:1025     13:306      14:105    
  15:291      16:226      17:6        18:841      20:159      21:4      
  22:188      23:2242     24:646      25:2        27:36       29:19     
  31:338      32:26       34:10       35:70       36:1197     37:657    
  38:1378     39:542      40:52       41:1114     42:163      43:196    
  44:42       45:3822     46:843      47:97       49:31       50:337    
  51:370      52:1364     54:276      55:955      56:8        57:19     
  58:33       59:33       60:17       61:58       62:479      63:783    
  64:1664     65:1089     66:1460     67:904      68:510      69:1073   
  70:310      71:205      72:572      74:915      75:416      76:228    
  77:318      78:327      79:214      80:309      81:379      82:297    
  83:170      84:324      85:468      86:199      87:191      88:227    
  89:846      90:98       91:976      92:554      93:443      94:633    
  95:261      96:220      97:62       98:455      99:160     100:13     
 101:21      102:405     103:1359    104:1061    105:163     106:15     
 107:1228    108:461     109:374     110:29      111:1849    112:449    
 113:41      114:45      115:22      116:49      117:964     118:174    
 119:132     120:1103    121:38      122:169     123:161     124:73     
 125:15      128:482     129:317     130:637     131:952     132:579    
 133:195     134:469     135:109     136:468     137:533     138:1017   
 139:463     140:679     141:448     142:798     143:724     144:415    
 145:81      146:598     147:474     148:733     149:665     150:308    
 151:608     152:672     153:136     154:749     155:731     156:695    
 157:366     158:449     159:678     160:839     161:666     162:880    
 163:409     164:740     165:816     166:585     167:660     168:1342   
 169:168     170:1598    171:100     172:1154    173:784     174:232    
 175:39      176:373     177:1352    178:420     179:819     180:65     
 181:1597    182:46      183:832     184:459     185:3139    186:1715   
 187:1136    188:689     189:1446    190:4055    191:484     192:4869   
 193:1868    194:1356    195:987     196:875     197:930     198:2528   
 199:4458    200:3464    201:3186    202:1136    203:694     204:2095   
 205:1938    206:1569    207:1425    208:1178    209:1787    210:358    
 211:464     212:957     213:751     214:1021    215:43      216:2364   
 217:451     218:527     219:22      220:33      221:300     222:20     
 223:651    

End of report


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