[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 23 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 23 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:                              251449
    Prefixes after maximum aggregation (per Origin AS):          111271
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      134452
    Number of IPv4 prefixes with a valid ROA:                    110298
    Number of IPv4 prefixes with an invalid ROA:                     62
    Number of IPv4 prefixes with no ROA:                         141089
Total ASes present in the Internet Routing Table:                 20206
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           17391
Origin ASes announcing only one prefix:                            7765
Transit ASes present in the Internet Routing Table:                2815
Transit-only ASes present in the Internet Routing Table:            719
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
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:                      45602
Number of 32-bit ASNs visible in the Routing Table:                7797
Prefixes from 32-bit ASNs in the Routing Table:                   28795
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:            154
Number of addresses announced to Internet:                   1494401821
    Equivalent to 89 /8s, 18 /16s and 195 /24s
    Percentage of available address space announced:               40.4
    Percentage of allocated address space announced:               40.4
    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:       80062

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

Prefixes being announced by APNIC Region ASes:                    31878
    Total APNIC prefixes after maximum aggregation:                7670
    APNIC Deaggregation factor:                                    4.16
Prefixes being announced from the APNIC address blocks:           31192
    Unique aggregates announced from the APNIC address blocks:     8887
APNIC Region origin ASes present in the Internet Routing Table:    1193
    APNIC Prefixes per ASN:                                       26.15
APNIC Region origin ASes announcing only one prefix:                470
APNIC Region transit ASes present in the Internet Routing Table:    206
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:    537
Number of APNIC addresses announced to Internet:              181020012
    Equivalent to 10 /8s, 202 /16s and 37 /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:                    113604
    Total ARIN prefixes after maximum aggregation:                60297
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           112662
    Unique aggregates announced from the ARIN address blocks:     63011
ARIN Region origin ASes present in the Internet Routing Table:     8992
    ARIN Prefixes per ASN:                                        12.53
ARIN Region origin ASes announcing only one prefix:                3723
ARIN Region transit ASes present in the Internet Routing Table:     819
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:    1975
Number of ARIN addresses announced to Internet:               873208993
    Equivalent to 52 /8s, 12 /16s and 28 /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:                     48619
    Total RIPE prefixes after maximum aggregation:                25663
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49682
    Unique aggregates announced from the RIPE address blocks:     35141
RIPE Region origin ASes present in the Internet Routing Table:     4614
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                1969
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:    1787
Number of RIPE addresses announced to Internet:               300707792
    Equivalent to 17 /8s, 236 /16s and 111 /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:                   47753
    Total LACNIC prefixes after maximum aggregation:              14383
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          46631
    Unique aggregates announced from the LACNIC address blocks:   22419
LACNIC Region origin ASes present in the Internet Routing Table:   4252
    LACNIC Prefixes per ASN:                                      10.97
LACNIC Region origin ASes announcing only one prefix:              1478
LACNIC Region transit ASes present in the Internet Routing Table:   887
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:  3341
Number of LACNIC addresses announced to Internet:              98465600
    Equivalent to 5 /8s, 222 /16s and 119 /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:                   9267
    Total AfriNIC prefixes after maximum aggregation:              3029
    AfriNIC Deaggregation factor:                                  3.06
Prefixes being announced from the AfriNIC address blocks:         11128
    Unique aggregates announced from the AfriNIC address blocks:   4867
AfriNIC Region origin ASes present in the Internet Routing Table:   301
    AfriNIC Prefixes per ASN:                                     36.97
AfriNIC Region origin ASes announcing only one prefix:              125
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:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  157
Number of AfriNIC addresses announced to Internet:             40907008
    Equivalent to 2 /8s, 112 /16s and 49 /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        9896       8751      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         539       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         486        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       10900      11915    3809  AMAZON-02, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3155      23667    1966  ATT-INTERNET4, US
   367        2492       3025    1169  DNIC-ASBLK-00306-00371, US
 22773        2465       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2179        147    1371  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1678       4897     301  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1411        402     449  DNIC-ASBLK-05800-06055, 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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1322        103    1064  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         676         57      28  Jordan Data Communications, JO
  3320         590       8321     494  DTAG Internet service provider operations
 25019         588        991     138  SAUDINETSTC-AS, SA
 51167         560        110     246  CONTABO, DE
212238         493         37     444  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        5349       1650     713  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1228  Telmex Colombia S.A., CO
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1034       2503      53  TIM SA, BR
 18881         853       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 13999         527         74     222  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        1277        389      16  LINKdotNET-AS, EG
 29571         718         58     305  ORANGE-COTE-IVOIRE, CI
 36935         627        121     162  Vodafone-, EG
 36992         567        925     264  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
 24835         515        339     187  RAYA-AS, EG
 37069         438       1051      15  MOBINIL, EG
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  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       10900      11915    3809  AMAZON-02, US
  9808        9896       8751      82  CHINAMOBILE-CN China Mobile Communication
  8151        5349       1650     713  UNINET, MX
   749        3263      54896    2510  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3155      23667    1966  ATT-INTERNET4, US
   367        2492       3025    1169  DNIC-ASBLK-00306-00371, US
 22773        2465       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2179        147    1371  USDA-1, US
 11830        2005        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        9896         9814  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5349         4636  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2465         1757  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1678         1377  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1535         1361  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      /11:38      /12:139     
/13:195     /14:527     /15:1024    /16:6949    /17:3375    /18:4034    
/19:7442    /20:12000   /21:14639   /22:26826   /23:27089   /24:146916  
/25:48      /26:70      /27:38      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2760        5349  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2217       10900  AMAZON-02, US
 22773        1861        2465  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1418        3155  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         951        1678  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         860        1792  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        2:521       3:498       4:5         5:1073      6:169    
   7:5         8:681      11:171      12:1012     13:306      14:110    
  15:293      16:231      17:5        18:866      20:103      21:4      
  22:188      23:2111     24:638      27:56       29:19       31:351    
  32:25       34:9        35:73       36:1193     37:733      38:1637   
  39:534      40:53       41:1079     42:239      43:200      44:34     
  45:3692     46:796      47:95       49:53       50:350      51:371    
  52:1414     54:296      55:956      56:8        57:16       58:31     
  59:30       60:16       61:60       62:474      63:771      64:1746   
  65:1109     66:1513     67:920      68:519      69:1110     70:301    
  71:206      72:554      74:920      75:410      76:233      77:393    
  78:603      79:256      80:318      81:390      82:301      83:194    
  84:328      85:509      86:224      87:223      88:231      89:800    
  90:97       91:1009     92:671      93:835      94:673      95:702    
  96:192      97:47       98:530      99:165     100:26      101:25     
 102:396     103:1293    104:881     105:139     106:68      107:782    
 108:441     109:406     110:41      111:1869    112:467     113:38     
 114:57      115:31      116:45      117:978     118:174     119:113    
 120:1174    121:45      122:149     123:155     124:68      125:21     
 128:387     129:315     130:642     131:958     132:578     133:208    
 134:457     135:102     136:504     137:592     138:1025    139:404    
 140:652     141:563     142:904     143:806     144:415     145:70     
 146:645     147:534     148:699     149:618     150:361     151:626    
 152:670     153:136     154:622     155:811     156:740     157:389    
 158:455     159:642     160:712     161:619     162:854     163:388    
 164:756     165:788     166:597     167:651     168:1495    169:130    
 170:1535    171:101     172:1093    173:776     174:293     175:41     
 176:386     177:1128    178:509     179:791     180:89      181:1844   
 182:40      183:850     184:440     185:3177    186:2309    187:949    
 188:745     189:1382    190:4999    191:454     192:4799    193:1878   
 194:1323    195:923     196:697     197:1090    198:2441    199:4523   
 200:3832    201:3158    202:1118    203:670     204:2092    205:1998   
 206:1578    207:1406    208:1224    209:1872    210:319     211:419    
 212:988     213:769     214:1070    215:47      216:2332    217:476    
 218:514     219:21      220:48      221:301     222:17      223:689    


End of report


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