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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 26 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 26 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:                              183295
    Prefixes after maximum aggregation (per Origin AS):           80267
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      100844
    Number of IPv4 prefixes with a valid ROA:                     69083
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         114189
Total ASes present in the Internet Routing Table:                 15508
    Prefixes per ASN:                                             11.82
Origin-only ASes present in the Internet Routing Table:           13402
Origin ASes announcing only one prefix:                            6108
Transit ASes present in the Internet Routing Table:                2106
Transit-only ASes present in the Internet Routing Table:            576
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:               221
    Number of instances of unregistered ASNs:                       221
Number of 32-bit ASNs allocated by the RIRs:                      43713
Number of 32-bit ASNs visible in the Routing Table:                5606
Prefixes from 32-bit ASNs in the Routing Table:                   18799
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:                   1033258809
    Equivalent to 61 /8s, 150 /16s and 71 /24s
    Percentage of available address space announced:               27.9
    Percentage of allocated address space announced:               27.9
    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:       53630

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

Prefixes being announced by APNIC Region ASes:                    28676
    Total APNIC prefixes after maximum aggregation:                6512
    APNIC Deaggregation factor:                                    4.40
Prefixes being announced from the APNIC address blocks:           28471
    Unique aggregates announced from the APNIC address blocks:     7520
APNIC Region origin ASes present in the Internet Routing Table:    1092
    APNIC Prefixes per ASN:                                       26.07
APNIC Region origin ASes announcing only one prefix:                449
APNIC Region transit ASes present in the Internet Routing Table:    184
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    472
Number of APNIC addresses announced to Internet:              171040648
    Equivalent to 10 /8s, 49 /16s and 223 /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:                     82484
    Total ARIN prefixes after maximum aggregation:                44950
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            81348
    Unique aggregates announced from the ARIN address blocks:     50588
ARIN Region origin ASes present in the Internet Routing Table:     7206
    ARIN Prefixes per ASN:                                        11.29
ARIN Region origin ASes announcing only one prefix:                3078
ARIN Region transit ASes present in the Internet Routing Table:     645
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:    1463
Number of ARIN addresses announced to Internet:               605821153
    Equivalent to 36 /8s, 28 /16s and 24 /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:                     34644
    Total RIPE prefixes after maximum aggregation:                16447
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            35201
    Unique aggregates announced from the RIPE address blocks:     23588
RIPE Region origin ASes present in the Internet Routing Table:     3233
    RIPE Prefixes per ASN:                                        10.89
RIPE Region origin ASes announcing only one prefix:                1385
RIPE Region transit ASes present in the Internet Routing Table:     492
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:    1180
Number of RIPE addresses announced to Internet:               154019792
    Equivalent to 9 /8s, 46 /16s and 39 /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:                   32396
    Total LACNIC prefixes after maximum aggregation:              10324
    LACNIC Deaggregation factor:                                   3.14
Prefixes being announced from the LACNIC address blocks:          32153
    Unique aggregates announced from the LACNIC address blocks:   16048
LACNIC Region origin ASes present in the Internet Routing Table:   3103
    LACNIC Prefixes per ASN:                                      10.36
LACNIC Region origin ASes announcing only one prefix:              1106
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:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2387
Number of LACNIC addresses announced to Internet:              74197248
    Equivalent to 4 /8s, 108 /16s and 41 /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:                   4874
    Total AfriNIC prefixes after maximum aggregation:              1852
    AfriNIC Deaggregation factor:                                  2.63
Prefixes being announced from the AfriNIC address blocks:          6041
    Unique aggregates announced from the AfriNIC address blocks:   3021
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     28.90
AfriNIC Region origin ASes announcing only one prefix:               90
AfriNIC Region transit ASes present in the Internet Routing Table:   64
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:  104
Number of AfriNIC addresses announced to Internet:             28132608
    Equivalent to 1 /8s, 173 /16s and 69 /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        9637       8739      51  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1449        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 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         441        180      23  CSTNET-AS-AP Computer Network Informati
 56040         435        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        9655      11245    3336  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2896       3647    1407  DNIC-ASBLK-00306-00371, US
 11776        1856        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1708       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1465        394     645  DNIC-ASBLK-05800-06055, US
  4155        1247         81     989  USDA-1, US
  7979         993         66     197  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         930        434     856  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        4754        286      59  ALJAWWALSTC-AS, SA
 20940        1366        114    1101  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         721         60      22  Jordan Data Communications, JO
  8452         571       1841      11  TE-AS TE-AS, EG
 51167         437         79     185  CONTABO, DE
 34984         425         62     350  TELLCOM-AS, TR
 20978         420        196      13  TT_MOBIL Istanbul, TR
 29580         414         46     174  A1BG_RSG A1 EAD, BG

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        5345       1549     934  UNINET, MX
  3816        1310        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1041        324       5  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     222  Techtel LMDS Comunicaciones Interactiva
 26599         562       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         481         69     208  Mega Cable, S.A. de C.V., MX
 28343         307         58      93  UNIFIQUE TELECOMUNICACOES SA, BR

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         590        229     184  LINKdotNET-AS, EG
 36992         486        777     258  ETISALAT-MISR, EG
 29571         473         35     241  ORANGE-COTE-IVOIRE, CI
  2018         376        319      71  TENET-1, ZA
 36914         321         82       3  KENET-AS, KE
 36935         267         67      80  Vodafone-, EG
 24835         199        162     115  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37693         145        595      51  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        9655      11245    3336  AMAZON-02, US
  9808        9637       8739      51  CHINAMOBILE-CN China Mobile Communicati
  8151        5345       1549     934  UNINET, MX
 39891        4754        286      59  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2896       3647    1407  DNIC-ASBLK-00306-00371, US
 11776        1856        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1708       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
  5972        1465        394     645  DNIC-ASBLK-05800-06055, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9637         9586  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4754         4695  ALJAWWALSTC-AS, SA
  8151        5345         4411  UNINET, MX
 11776        1856         1637  ATLANTICBB-JOHNSTOWN, US
   367        2896         1489  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1387  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1449         1339  CMNET-JIANGSU-AP China Mobile communications co
  3816        1310         1112  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
41.77.208.0/22       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
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      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      /11:27      /12:73      
/13:112     /14:330     /15:666     /16:5356    /17:2516    /18:2589    
/19:5371    /20:8715    /21:10792   /22:19568   /23:20432   /24:106452  
/25:83      /26:52      /27:72      /28:19      /29:21      /30:15      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3436        4754  ALJAWWALSTC-AS, SA
  8151        2931        5345  UNINET, MX
 16509        2049        9655  AMAZON-02, US
   209         964        1708  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1856  ATLANTICBB-JOHNSTOWN, US
 11830         882        1041  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         678         817  BRSPD-PUBLIC, US
  8376         564         721  Jordan Data Communications, JO
  7979         446         993  SERVERS-COM, US

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

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

   1:8         2:452       3:268       5:1102      6:148       7:5      
   8:618      11:171      12:259      13:331      14:100      15:280    
  16:174      17:6        18:682      20:30       21:4        22:188    
  23:1866     24:402      25:2        27:19       29:19       31:149    
  32:1        34:3        35:54       36:1111     37:518      38:842    
  39:523      40:8        41:488      42:23       43:177      44:33     
  45:2326     46:562      47:99       49:10       50:248      51:472    
  52:1354     54:274      55:869      57:17       58:5        59:34     
  60:19       61:63       62:344      63:459      64:1519     65:822    
  66:1262     67:676      68:180      69:719      70:150      71:193    
  72:372      74:724      75:392      76:206      77:264      78:532    
  79:161      80:168      81:185      82:160      83:90       84:181    
  85:295      86:152      87:147      88:102      89:312      90:97     
  91:512      92:392      93:783      94:488      95:1084     96:167    
  97:30       98:129      99:148     100:22      101:25      102:180    
 103:987     104:682     105:129     106:2       107:226     108:292    
 109:207     110:26      111:1744    112:448     113:38      114:31     
 115:11      116:32      117:946     118:51      119:95      120:1088   
 121:31      122:82      123:20      124:57      125:12      128:427    
 129:279     130:511     131:769     132:508     133:265     134:323    
 135:68      136:360     137:439     138:734     139:413     140:566    
 141:197     142:698     143:586     144:311     145:67      146:471    
 147:320     148:589     149:516     150:280     151:539     152:373    
 153:117     154:445     155:659     156:299     157:226     158:315    
 159:519     160:630     161:419     162:691     163:289     164:586    
 165:381     166:105     167:380     168:935     169:153     170:1229   
 171:62      172:890     173:645     174:107     175:43      176:420    
 177:726     178:292     179:485     180:45      181:977     182:10     
 183:853     184:207     185:2176    186:1008    187:748     188:478    
 189:1076    190:2910    191:191     192:3672    193:1224    194:775    
 195:558     196:482     197:582     198:1903    199:3047    200:2737   
 201:2572    202:934     203:615     204:1742    205:1660    206:1130   
 207:1070    208:997     209:1390    210:293     211:421     212:709    
 213:529     214:1070    215:37      216:1688    217:300     218:515    
 219:20      220:30      221:292     222:18      223:627    

End of report


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