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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 10 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 10 Feb, 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:                              187682
    Prefixes after maximum aggregation (per Origin AS):           82589
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      103438
    Number of IPv4 prefixes with a valid ROA:                     71824
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         115833
Total ASes present in the Internet Routing Table:                 16009
    Prefixes per ASN:                                             11.72
Origin-only ASes present in the Internet Routing Table:           13875
Origin ASes announcing only one prefix:                            6365
Transit ASes present in the Internet Routing Table:                2134
Transit-only ASes present in the Internet Routing Table:            567
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               227
    Number of instances of unregistered ASNs:                       227
Number of 32-bit ASNs allocated by the RIRs:                      43596
Number of 32-bit ASNs visible in the Routing Table:                5740
Prefixes from 32-bit ASNs in the Routing Table:                   19069
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             81
Number of addresses announced to Internet:                   1069556793
    Equivalent to 63 /8s, 192 /16s and 36 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       55950

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

Prefixes being announced by APNIC Region ASes:                    28707
    Total APNIC prefixes after maximum aggregation:                6505
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28477
    Unique aggregates announced from the APNIC address blocks:     7534
APNIC Region origin ASes present in the Internet Routing Table:    1080
    APNIC Prefixes per ASN:                                       26.37
APNIC Region origin ASes announcing only one prefix:                436
APNIC Region transit ASes present in the Internet Routing Table:    179
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    460
Number of APNIC addresses announced to Internet:              171957128
    Equivalent to 10 /8s, 63 /16s and 219 /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:                     83102
    Total ARIN prefixes after maximum aggregation:                45572
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82484
    Unique aggregates announced from the ARIN address blocks:     51801
ARIN Region origin ASes present in the Internet Routing Table:     7360
    ARIN Prefixes per ASN:                                        11.21
ARIN Region origin ASes announcing only one prefix:                3154
ARIN Region transit ASes present in the Internet Routing Table:     652
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1492
Number of ARIN addresses announced to Internet:               606354913
    Equivalent to 36 /8s, 36 /16s and 61 /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, 393216-401308
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:                     38777
    Total RIPE prefixes after maximum aggregation:                18385
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            38828
    Unique aggregates announced from the RIPE address blocks:     25417
RIPE Region origin ASes present in the Internet Routing Table:     3588
    RIPE Prefixes per ASN:                                        10.82
RIPE Region origin ASes announcing only one prefix:                1569
RIPE Region transit ASes present in the Internet Routing Table:     534
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1301
Number of RIPE addresses announced to Internet:               189213648
    Equivalent to 11 /8s, 71 /16s and 43 /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:                   32057
    Total LACNIC prefixes after maximum aggregation:              10167
    LACNIC Deaggregation factor:                                   3.15
Prefixes being announced from the LACNIC address blocks:          31775
    Unique aggregates announced from the LACNIC address blocks:   15661
LACNIC Region origin ASes present in the Internet Routing Table:   3115
    LACNIC Prefixes per ASN:                                      10.20
LACNIC Region origin ASes announcing only one prefix:              1127
LACNIC Region transit ASes present in the Internet Routing Table:   615
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2391
Number of LACNIC addresses announced to Internet:              73741568
    Equivalent to 4 /8s, 101 /16s and 53 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   4812
    Total AfriNIC prefixes after maximum aggregation:              1774
    AfriNIC Deaggregation factor:                                  2.71
Prefixes being announced from the AfriNIC address blocks:          6037
    Unique aggregates announced from the AfriNIC address blocks:   2946
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     29.31
AfriNIC Region origin ASes announcing only one prefix:               79
AfriNIC Region transit ASes present in the Internet Routing Table:   55
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   96
Number of AfriNIC addresses announced to Internet:             28242944
    Equivalent to 1 /8s, 174 /16s and 244 /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        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         437        488     105  CMNET-GUANGDONG-AP China Mobile communi

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        9640      11228    3380  AMAZON-02, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2917       3727    1420  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1708       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1478        395     654  DNIC-ASBLK-05800-06055, US
  4155        1150         75     930  USDA-1, US
  7979         979         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         917        430     843  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1351        112    1096  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         723         60      22  Jordan Data Communications, JO
 15897         551        183      28  VODAFONETURKEY, TR
  8452         550       1841      12  TE-AS TE-AS, EG
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         435         77     184  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR

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        5300       1561     962  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         589        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         547       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         479         68     212  Mega Cable, S.A. de C.V., MX
 22368         247         27      75  TELEBUCARAMANGA S.A. E.S.P., CO

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         585        272     148  LINKdotNET-AS, EG
 36992         489        777     258  ETISALAT-MISR, EG
 36914         484         82       3  KENET-AS, KE
 29571         415         30     215  ORANGE-COTE-IVOIRE, CI
  2018         360        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         228        170     123  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37480         141          9      23  Cobranet, NG

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        9640      11228    3380  AMAZON-02, US
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
  8151        5300       1561     962  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2917       3727    1420  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1708       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1478        395     654  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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        9636         9586  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5300         4338  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2917         1497  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1388  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1305         1108  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      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        /8:11       /9:4       /10:14      /11:29      /12:77      
/13:130     /14:362     /15:738     /16:5551    /17:2651    /18:2750    
/19:5706    /20:8811    /21:10925   /22:20331   /23:20652   /24:108675  
/25:79      /26:51      /27:73      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2878        5300  UNINET, MX
 16509        2027        9640  AMAZON-02, US
   209         965        1708  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         685        1087  Telefonica del Peru S.A.A., PE
 19901         677         814  BRSPD-PUBLIC, US
  8376         565         723  Jordan Data Communications, JO
 15897         471         551  VODAFONETURKEY, TR

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

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

   1:8         2:475       3:266       5:1083      6:152       7:5      
   8:611      11:171      12:252      13:320      14:96       15:280    
  16:169      17:6        18:681      20:30       21:4        22:188    
  23:1876     24:541      25:2        27:17       29:19       31:235    
  32:2        34:2        35:53       36:1110     37:537      38:896    
  39:523      40:8        41:644      42:14       43:175      44:30     
  45:2337     46:611      47:148      49:10       50:261      51:468    
  52:1364     54:304      55:880      57:17       58:5        59:31     
  60:19       61:62       62:378      63:471      64:1540     65:817    
  66:1329     67:721      68:151      69:762      70:156      71:195    
  72:381      74:756      75:392      76:207      77:273      78:553    
  79:164      80:202      81:196      82:173      83:95       84:183    
  85:330      86:155      87:157      88:136      89:278      90:97     
  91:567      92:393      93:740      94:489      95:1129     96:170    
  97:35       98:131      99:147     100:42      101:25      102:194    
 103:978     104:719     105:16      106:2       107:299     108:325    
 109:226     110:30      111:1742    112:455     113:40      114:31     
 115:11      116:32      117:951     118:45      119:99      120:1088   
 121:31      122:81      123:20      124:55      125:12      128:415    
 129:286     130:507     131:770     132:508     133:264     134:332    
 135:69      136:366     137:439     138:695     139:442     140:543    
 141:196     142:725     143:589     144:310     145:77      146:472    
 147:329     148:599     149:521     150:280     151:549     152:356    
 153:113     154:474     155:658     156:332     157:236     158:315    
 159:526     160:534     161:458     162:685     163:287     164:599    
 165:389     166:127     167:384     168:912     169:152     170:1209   
 171:60      172:963     173:631     174:109     175:37      176:422    
 177:715     178:278     179:497     180:47      181:963     182:9      
 183:853     184:208     185:2344    186:1008    187:818     188:533    
 189:1090    190:2932    191:196     192:3729    193:1333    194:897    
 195:665     196:450     197:641     198:1951    199:2988    200:2727   
 201:2631    202:936     203:627     204:1768    205:1633    206:1095   
 207:1083    208:998     209:1391    210:292     211:445     212:717    
 213:666     214:1071    215:37      216:1709    217:354     218:515    
 219:20      220:30      221:292     222:18      223:628    

End of report


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