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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 2 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 02 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:                              188449
    Prefixes after maximum aggregation (per Origin AS):           82557
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103528
    Number of IPv4 prefixes with a valid ROA:                     72461
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         115964
Total ASes present in the Internet Routing Table:                 15951
    Prefixes per ASN:                                             11.81
Origin-only ASes present in the Internet Routing Table:           13832
Origin ASes announcing only one prefix:                            6339
Transit ASes present in the Internet Routing Table:                2119
Transit-only ASes present in the Internet Routing Table:            578
Paths with bogon ASNs present in the IPv4 Routing Table:             11
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:               235
    Number of instances of unregistered ASNs:                       235
Number of 32-bit ASNs allocated by the RIRs:                      43551
Number of 32-bit ASNs visible in the Routing Table:                5707
Prefixes from 32-bit ASNs in the Routing Table:                   19286
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:             79
Number of addresses announced to Internet:                   1071712025
    Equivalent to 63 /8s, 225 /16s and 7 /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:       56157

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

Prefixes being announced by APNIC Region ASes:                    28863
    Total APNIC prefixes after maximum aggregation:                6536
    APNIC Deaggregation factor:                                    4.42
Prefixes being announced from the APNIC address blocks:           28588
    Unique aggregates announced from the APNIC address blocks:     7680
APNIC Region origin ASes present in the Internet Routing Table:    1061
    APNIC Prefixes per ASN:                                       26.94
APNIC Region origin ASes announcing only one prefix:                434
APNIC Region transit ASes present in the Internet Routing Table:    172
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:    454
Number of APNIC addresses announced to Internet:              172527240
    Equivalent to 10 /8s, 72 /16s and 142 /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:                     83034
    Total ARIN prefixes after maximum aggregation:                45555
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82355
    Unique aggregates announced from the ARIN address blocks:     51599
ARIN Region origin ASes present in the Internet Routing Table:     7365
    ARIN Prefixes per ASN:                                        11.18
ARIN Region origin ASes announcing only one prefix:                3161
ARIN Region transit ASes present in the Internet Routing Table:     656
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:    1493
Number of ARIN addresses announced to Internet:               606564545
    Equivalent to 36 /8s, 39 /16s and 112 /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:                     39374
    Total RIPE prefixes after maximum aggregation:                18325
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            39364
    Unique aggregates announced from the RIPE address blocks:     25567
RIPE Region origin ASes present in the Internet Routing Table:     3541
    RIPE Prefixes per ASN:                                        11.12
RIPE Region origin ASes announcing only one prefix:                1544
RIPE Region transit ASes present in the Internet Routing Table:     526
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1278
Number of RIPE addresses announced to Internet:               190078928
    Equivalent to 11 /8s, 84 /16s and 95 /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:                   32389
    Total LACNIC prefixes after maximum aggregation:              10242
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          32205
    Unique aggregates announced from the LACNIC address blocks:   15796
LACNIC Region origin ASes present in the Internet Routing Table:   3106
    LACNIC Prefixes per ASN:                                      10.37
LACNIC Region origin ASes announcing only one prefix:              1119
LACNIC Region transit ASes present in the Internet Routing Table:   604
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:  2386
Number of LACNIC addresses announced to Internet:              74536960
    Equivalent to 4 /8s, 113 /16s and 88 /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:                   4554
    Total AfriNIC prefixes after maximum aggregation:              1709
    AfriNIC Deaggregation factor:                                  2.66
Prefixes being announced from the AfriNIC address blocks:          5858
    Unique aggregates announced from the AfriNIC address blocks:   2809
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     28.44
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   57
Average AfriNIC Region AS path length visible:                      5.5
    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:             27961856
    Equivalent to 1 /8s, 170 /16s and 170 /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        9639       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         600       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         438        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        9583      11245    3369  AMAZON-02, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2919       3724    1412  DNIC-ASBLK-00306-00371, US
 11776        1853        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1486        394     661  DNIC-ASBLK-05800-06055, US
  4155        1110         72     907  USDA-1, US
  7979         974         64     193  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         945        446     866  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        1385        118    1126  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         720         60      22  Jordan Data Communications, JO
  8452         631       1841      12  TE-AS TE-AS, EG
 15897         559        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 35819         439        440      74  MOBILY-AS Etihad Etisalat Company Mobil
 51167         435         77     184  CONTABO, DE

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        5256       1531     956  UNINET, MX
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         987       1120      28  TELEFONICA BRASIL S.A, BR
 11664         583        107     218  Techtel LMDS Comunicaciones Interactiva
 26599         549       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27775         297         15       9  Telecommunicationcompany Suriname - Tel

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         533        273     159  LINKdotNET-AS, EG
 36914         482         82       3  KENET-AS, KE
 29571         409         30     210  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         318        690     173  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         212        166     119  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         163         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
  9808        9639       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9583      11245    3369  AMAZON-02, US
  8151        5256       1531     956  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2919       3724    1412  DNIC-ASBLK-00306-00371, US
 11776        1853        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1486        394     661  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
 16509        9583         6214  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5256         4300  UNINET, MX
 11776        1853         1632  ATLANTICBB-JOHNSTOWN, US
   367        2919         1507  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1709         1389  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        1306         1109  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     /15:736     /16:5573    /17:2667    /18:2797    
/19:5728    /20:9144    /21:11256   /22:20541   /23:20794   /24:108318  
/25:82      /26:52      /27:72      /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        2852        5256  UNINET, MX
 16509        2015        9583  AMAZON-02, US
   209         965        1709  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1853  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         669         806  BRSPD-PUBLIC, US
  8376         570         720  Jordan Data Communications, JO
 15897         479         559  VODAFONETURKEY, TR

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

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

   1:8         2:482       3:259       5:1096      6:150       7:5      
   8:619      11:171      12:256      13:320      14:100      15:280    
  16:168      17:6        18:670      20:30       21:4        22:188    
  23:1870     24:537      25:2        27:15       29:19       31:235    
  32:2        34:2        35:53       36:1110     37:524      38:800    
  39:524      40:8        41:604      42:14       43:172      44:36     
  45:2331     46:598      47:148      49:10       50:280      51:468    
  52:1365     54:320      55:887      57:18       58:5        59:31     
  60:19       61:61       62:332      63:480      64:1535     65:824    
  66:1316     67:724      68:153      69:760      70:153      71:194    
  72:379      74:764      75:392      76:207      77:245      78:564    
  79:167      80:201      81:210      82:179      83:93       84:173    
  85:327      86:147      87:160      88:140      89:306      90:97     
  91:565      92:394      93:792      94:537      95:1103     96:170    
  97:35       98:133      99:146     100:42      101:22      102:190    
 103:927     104:709     105:16      106:2       107:298     108:329    
 109:228     110:26      111:1743    112:446     113:39      114:30     
 115:10      116:30      117:950     118:45      119:97      120:1088   
 121:32      122:85      123:20      124:55      125:11      128:418    
 129:286     130:507     131:769     132:507     133:263     134:332    
 135:67      136:368     137:447     138:710     139:454     140:520    
 141:178     142:723     143:612     144:321     145:77      146:488    
 147:323     148:588     149:512     150:278     151:548     152:354    
 153:113     154:449     155:655     156:371     157:237     158:315    
 159:514     160:538     161:433     162:687     163:281     164:593    
 165:391     166:126     167:386     168:957     169:150     170:1192   
 171:60      172:961     173:644     174:108     175:37      176:421    
 177:717     178:290     179:498     180:43      181:963     182:8      
 183:853     184:210     185:2299    186:1015    187:757     188:550    
 189:1052    190:2956    191:220     192:3728    193:1325    194:882    
 195:666     196:444     197:636     198:1947    199:2939    200:2713   
 201:2602    202:896     203:594     204:1762    205:1622    206:1095   
 207:1084    208:995     209:1387    210:302     211:447     212:764    
 213:664     214:1064    215:37      216:1716    217:352     218:515    
 219:29      220:28      221:292     222:23      223:621    

End of report


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