[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 3 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 03 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:                              188487
    Prefixes after maximum aggregation (per Origin AS):           82619
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103718
    Number of IPv4 prefixes with a valid ROA:                     72365
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         116098
Total ASes present in the Internet Routing Table:                 16022
    Prefixes per ASN:                                             11.76
Origin-only ASes present in the Internet Routing Table:           13879
Origin ASes announcing only one prefix:                            6372
Transit ASes present in the Internet Routing Table:                2143
Transit-only ASes present in the Internet Routing Table:            589
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:                      43560
Number of 32-bit ASNs visible in the Routing Table:                5779
Prefixes from 32-bit ASNs in the Routing Table:                   19391
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:                   1071035707
    Equivalent to 63 /8s, 214 /16s and 181 /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:       56049

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

Prefixes being announced by APNIC Region ASes:                    28866
    Total APNIC prefixes after maximum aggregation:                6534
    APNIC Deaggregation factor:                                    4.42
Prefixes being announced from the APNIC address blocks:           28601
    Unique aggregates announced from the APNIC address blocks:     7700
APNIC Region origin ASes present in the Internet Routing Table:    1056
    APNIC Prefixes per ASN:                                       27.08
APNIC Region origin ASes announcing only one prefix:                430
APNIC Region transit ASes present in the Internet Routing Table:    173
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:    451
Number of APNIC addresses announced to Internet:              172470410
    Equivalent to 10 /8s, 71 /16s and 176 /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:                     83098
    Total ARIN prefixes after maximum aggregation:                45580
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82441
    Unique aggregates announced from the ARIN address blocks:     51702
ARIN Region origin ASes present in the Internet Routing Table:     7370
    ARIN Prefixes per ASN:                                        11.19
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:    1494
Number of ARIN addresses announced to Internet:               606606305
    Equivalent to 36 /8s, 40 /16s and 19 /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:                     39398
    Total RIPE prefixes after maximum aggregation:                18341
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            39379
    Unique aggregates announced from the RIPE address blocks:     25574
RIPE Region origin ASes present in the Internet Routing Table:     3552
    RIPE Prefixes per ASN:                                        11.09
RIPE Region origin ASes announcing only one prefix:                1554
RIPE Region transit ASes present in the Internet Routing Table:     529
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:    1292
Number of RIPE addresses announced to Internet:               190470608
    Equivalent to 11 /8s, 90 /16s and 89 /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:                   32302
    Total LACNIC prefixes after maximum aggregation:              10243
    LACNIC Deaggregation factor:                                   3.15
Prefixes being announced from the LACNIC address blocks:          32098
    Unique aggregates announced from the LACNIC address blocks:   15818
LACNIC Region origin ASes present in the Internet Routing Table:   3155
    LACNIC Prefixes per ASN:                                      10.17
LACNIC Region origin ASes announcing only one prefix:              1144
LACNIC Region transit ASes present in the Internet Routing Table:   621
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:  2447
Number of LACNIC addresses announced to Internet:              73456640
    Equivalent to 4 /8s, 96 /16s and 220 /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:                   4588
    Total AfriNIC prefixes after maximum aggregation:              1731
    AfriNIC Deaggregation factor:                                  2.65
Prefixes being announced from the AfriNIC address blocks:          5889
    Unique aggregates announced from the AfriNIC address blocks:   2847
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     28.59
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   56
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:   95
Number of AfriNIC addresses announced to Internet:             27989248
    Equivalent to 1 /8s, 171 /16s and 21 /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        9638       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         599       2146     471  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         439        488     106  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        9587      11246    3379  AMAZON-02, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2911       3722    1405  DNIC-ASBLK-00306-00371, US
 11776        1853        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1708       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1486        394     661  DNIC-ASBLK-05800-06055, US
  4155        1115         73     908  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         924       4887     294  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         723         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        5255       1531     958  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         582        107     220  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         519        273     158  LINKdotNET-AS, EG
 36914         486         82       3  KENET-AS, KE
 29571         411         30     212  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36992         321        692     176  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        9638       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9587      11246    3379  AMAZON-02, US
  8151        5255       1531     958  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2911       3722    1405  DNIC-ASBLK-00306-00371, US
 11776        1853        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1708       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        9587         6208  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5255         4297  UNINET, MX
 11776        1853         1632  ATLANTICBB-JOHNSTOWN, US
   367        2911         1506  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        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     /14:361     /15:736     /16:5563    /17:2659    /18:2797    
/19:5710    /20:9107    /21:11265   /22:20539   /23:20756   /24:108444  
/25:88      /26:61      /27:74      /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        2851        5255  UNINET, MX
 16509        2025        9587  AMAZON-02, US
   209         964        1708  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         672         809  BRSPD-PUBLIC, US
  8376         571         723  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       3:260       5:1095      6:150       7:5      
   8:621      11:171      12:256      13:317      14:101      15:280    
  16:168      17:6        18:670      20:30       21:4        22:188    
  23:1873     24:537      25:2        27:15       29:19       31:235    
  32:2        34:2        35:53       36:1110     37:507      38:817    
  39:524      40:8        41:629      42:14       43:171      44:36     
  45:2354     46:599      47:148      49:10       50:282      51:468    
  52:1365     54:320      55:887      57:18       58:5        59:31     
  60:19       61:61       62:338      63:480      64:1533     65:823    
  66:1316     67:726      68:153      69:761      70:153      71:194    
  72:379      74:763      75:391      76:207      77:245      78:557    
  79:165      80:211      81:209      82:174      83:94       84:173    
  85:328      86:147      87:160      88:139      89:312      90:97     
  91:564      92:395      93:789      94:544      95:1102     96:169    
  97:35       98:133      99:147     100:42      101:25      102:191    
 103:930     104:709     105:16      106:2       107:298     108:329    
 109:223     110:26      111:1744    112:446     113:39      114:30     
 115:10      116:30      117:950     118:45      119:95      120:1088   
 121:32      122:88      123:20      124:55      125:11      128:415    
 129:286     130:509     131:770     132:507     133:263     134:331    
 135:69      136:367     137:445     138:716     139:455     140:520    
 141:176     142:721     143:615     144:321     145:77      146:488    
 147:324     148:587     149:513     150:277     151:547     152:355    
 153:113     154:467     155:654     156:365     157:236     158:315    
 159:519     160:538     161:456     162:688     163:281     164:594    
 165:390     166:127     167:386     168:965     169:150     170:1208   
 171:60      172:962     173:644     174:108     175:37      176:422    
 177:731     178:291     179:505     180:45      181:963     182:8      
 183:853     184:209     185:2297    186:1012    187:747     188:541    
 189:1051    190:2885    191:224     192:3735    193:1331    194:900    
 195:667     196:445     197:634     198:1947    199:2951    200:2752   
 201:2565    202:893     203:594     204:1762    205:1615    206:1099   
 207:1085    208:998     209:1395    210:304     211:447     212:762    
 213:665     214:1062    215:37      216:1724    217:353     218:515    
 219:29      220:28      221:292     222:23      223:621    

End of report


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