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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 30 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 30 Jan, 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:                              189125
    Prefixes after maximum aggregation (per Origin AS):           83067
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103583
    Number of IPv4 prefixes with a valid ROA:                     72442
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         116660
Total ASes present in the Internet Routing Table:                 16067
    Prefixes per ASN:                                             11.77
Origin-only ASes present in the Internet Routing Table:           13935
Origin ASes announcing only one prefix:                            6439
Transit ASes present in the Internet Routing Table:                2132
Transit-only ASes present in the Internet Routing Table:            582
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:               231
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      43500
Number of 32-bit ASNs visible in the Routing Table:                5760
Prefixes from 32-bit ASNs in the Routing Table:                   19418
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:             78
Number of addresses announced to Internet:                   1074825897
    Equivalent to 64 /8s, 16 /16s and 138 /24s
    Percentage of available address space announced:               29.0
    Percentage of allocated address space announced:               29.0
    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:       56032

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

Prefixes being announced by APNIC Region ASes:                    28832
    Total APNIC prefixes after maximum aggregation:                6521
    APNIC Deaggregation factor:                                    4.42
Prefixes being announced from the APNIC address blocks:           28558
    Unique aggregates announced from the APNIC address blocks:     7670
APNIC Region origin ASes present in the Internet Routing Table:    1030
    APNIC Prefixes per ASN:                                       27.73
APNIC Region origin ASes announcing only one prefix:                428
APNIC Region transit ASes present in the Internet Routing Table:    171
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:    426
Number of APNIC addresses announced to Internet:              172722568
    Equivalent to 10 /8s, 75 /16s and 137 /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:                     83909
    Total ARIN prefixes after maximum aggregation:                46036
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            83049
    Unique aggregates announced from the ARIN address blocks:     52060
ARIN Region origin ASes present in the Internet Routing Table:     7423
    ARIN Prefixes per ASN:                                        11.19
ARIN Region origin ASes announcing only one prefix:                3191
ARIN Region transit ASes present in the Internet Routing Table:     655
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:    1521
Number of ARIN addresses announced to Internet:               607042785
    Equivalent to 36 /8s, 46 /16s and 188 /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:                     39607
    Total RIPE prefixes after maximum aggregation:                18506
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            39663
    Unique aggregates announced from the RIPE address blocks:     25799
RIPE Region origin ASes present in the Internet Routing Table:     3628
    RIPE Prefixes per ASN:                                        10.93
RIPE Region origin ASes announcing only one prefix:                1586
RIPE Region transit ASes present in the Internet Routing Table:     536
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:    1313
Number of RIPE addresses announced to Internet:               193413440
    Equivalent to 11 /8s, 135 /16s and 65 /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:                   31810
    Total LACNIC prefixes after maximum aggregation:              10122
    LACNIC Deaggregation factor:                                   3.14
Prefixes being announced from the LACNIC address blocks:          31548
    Unique aggregates announced from the LACNIC address blocks:   15007
LACNIC Region origin ASes present in the Internet Routing Table:   3107
    LACNIC Prefixes per ASN:                                      10.15
LACNIC Region origin ASes announcing only one prefix:              1152
LACNIC Region transit ASes present in the Internet Routing Table:   612
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2405
Number of LACNIC addresses announced to Internet:              73181696
    Equivalent to 4 /8s, 92 /16s and 170 /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:                   4736
    Total AfriNIC prefixes after maximum aggregation:              1695
    AfriNIC Deaggregation factor:                                  2.79
Prefixes being announced from the AfriNIC address blocks:          6229
    Unique aggregates announced from the AfriNIC address blocks:   2971
AfriNIC Region origin ASes present in the Internet Routing Table:   204
    AfriNIC Prefixes per ASN:                                     30.53
AfriNIC Region origin ASes announcing only one prefix:               82
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:             28423168
    Equivalent to 1 /8s, 177 /16s and 180 /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        9626       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1441        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         782        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         476        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        9522      11237    3383  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2930       3739    1422  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1712       4899     323  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1485        394     661  DNIC-ASBLK-05800-06055, US
  4155        1102         72     902  USDA-1, US
  7979         974         64     193  SERVERS-COM, US
   855         963        255      83  CANET-ASN-4, CA
 16625         941        442     862  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        1390        119    1127  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         719         60      22  Jordan Data Communications, JO
  8452         614       1841      11  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        4668       1324     873  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        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         578        106     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
 27651         329         62       8  ENTEL CHILE S.A., CL

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         547        275     159  LINKdotNET-AS, EG
 36914         480         82       3  KENET-AS, KE
 29571         411         30     211  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         313        688     168  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         203         32       7  Sudatel, SD
 37492         169        471      43  ORANGE-, TN
327687         164         28       3  RENU, UG

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        9626       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9522      11237    3383  AMAZON-02, US
  8151        4668       1324     873  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2930       3739    1422  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1712       4899     323  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1485        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        9522         6139  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        4668         3795  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2930         1508  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1712         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1441         1368  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     /14:366     /15:744     /16:5587    /17:2683    /18:2821    
/19:5737    /20:9101    /21:11219   /22:20659   /23:20517   /24:109161  
/25:80      /26:52      /27:73      /28:18      /29:21      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2502        4668  UNINET, MX
 16509        2001        9522  AMAZON-02, US
   209         968        1712  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         687        1089  Telefonica del Peru S.A.A., PE
 19901         670         807  BRSPD-PUBLIC, US
  8376         567         719  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         2:484       3:255       5:1091      6:150       7:5      
   8:618      11:171      12:255      13:318      14:101      15:280    
  16:168      17:6        18:665      20:30       21:4        22:188    
  23:1845     24:540      25:2        27:15       29:19       31:242    
  32:2        34:2        35:52       36:1110     37:505      38:851    
  39:520      40:8        41:652      42:12       43:171      44:37     
  45:2316     46:600      47:148      49:14       50:302      51:468    
  52:1364     54:323      55:885      57:18       58:7        59:31     
  60:19       61:59       62:329      63:481      64:1537     65:822    
  66:1329     67:726      68:153      69:784      70:157      71:210    
  72:376      74:765      75:391      76:214      77:244      78:565    
  79:167      80:199      81:208      82:180      83:89       84:176    
  85:331      86:148      87:171      88:139      89:312      90:97     
  91:577      92:392      93:793      94:523      95:1101     96:167    
  97:35       98:130      99:147     100:41      101:22      102:189    
 103:875     104:751     105:16      106:2       107:285     108:364    
 109:230     110:26      111:1744    112:446     113:39      114:30     
 115:10      116:32      117:951     118:46      119:96      120:1088   
 121:31      122:86      123:20      124:55      125:11      128:408    
 129:287     130:506     131:776     132:508     133:263     134:333    
 135:67      136:369     137:427     138:710     139:450     140:507    
 141:180     142:753     143:609     144:323     145:87      146:490    
 147:333     148:572     149:521     150:278     151:546     152:354    
 153:113     154:558     155:656     156:454     157:236     158:316    
 159:531     160:544     161:459     162:719     163:270     164:614    
 165:393     166:127     167:379     168:946     169:150     170:1195   
 171:62      172:975     173:639     174:113     175:38      176:424    
 177:696     178:292     179:479     180:43      181:1060    182:10     
 183:859     184:211     185:2324    186:1013    187:682     188:546    
 189:987     190:2997    191:221     192:3747    193:1386    194:902    
 195:680     196:465     197:642     198:1961    199:2976    200:2884   
 201:2464    202:890     203:595     204:1772    205:1640    206:1228   
 207:1092    208:996     209:1363    210:304     211:447     212:772    
 213:669     214:1062    215:37      216:1754    217:351     218:515    
 219:29      220:27      221:292     222:23      223:621    

End of report


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