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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 6 20:16:35 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 06 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:                              188706
    Prefixes after maximum aggregation (per Origin AS):           82725
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103832
    Number of IPv4 prefixes with a valid ROA:                     72349
    Number of IPv4 prefixes with an invalid ROA:                     35
    Number of IPv4 prefixes with no ROA:                         116322
Total ASes present in the Internet Routing Table:                 16036
    Prefixes per ASN:                                             11.77
Origin-only ASes present in the Internet Routing Table:           13896
Origin ASes announcing only one prefix:                            6360
Transit ASes present in the Internet Routing Table:                2140
Transit-only ASes present in the Internet Routing Table:            583
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:                      43576
Number of 32-bit ASNs visible in the Routing Table:                5739
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:             82
Number of addresses announced to Internet:                   1071110457
    Equivalent to 63 /8s, 215 /16s and 217 /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:       56322

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

Prefixes being announced by APNIC Region ASes:                    28944
    Total APNIC prefixes after maximum aggregation:                6562
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28658
    Unique aggregates announced from the APNIC address blocks:     7750
APNIC Region origin ASes present in the Internet Routing Table:    1044
    APNIC Prefixes per ASN:                                       27.45
APNIC Region origin ASes announcing only one prefix:                418
APNIC Region transit ASes present in the Internet Routing Table:    176
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:    441
Number of APNIC addresses announced to Internet:              172654728
    Equivalent to 10 /8s, 74 /16s and 128 /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:                     83090
    Total ARIN prefixes after maximum aggregation:                45575
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82453
    Unique aggregates announced from the ARIN address blocks:     51719
ARIN Region origin ASes present in the Internet Routing Table:     7378
    ARIN Prefixes per ASN:                                        11.18
ARIN Region origin ASes announcing only one prefix:                3160
ARIN Region transit ASes present in the Internet Routing Table:     658
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:    1495
Number of ARIN addresses announced to Internet:               606360801
    Equivalent to 36 /8s, 36 /16s and 84 /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:                     39282
    Total RIPE prefixes after maximum aggregation:                18306
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            39248
    Unique aggregates announced from the RIPE address blocks:     25495
RIPE Region origin ASes present in the Internet Routing Table:     3602
    RIPE Prefixes per ASN:                                        10.90
RIPE Region origin ASes announcing only one prefix:                1575
RIPE Region transit ASes present in the Internet Routing Table:     533
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:    1301
Number of RIPE addresses announced to Internet:               189683152
    Equivalent to 11 /8s, 78 /16s and 85 /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:                   32446
    Total LACNIC prefixes after maximum aggregation:              10299
    LACNIC Deaggregation factor:                                   3.15
Prefixes being announced from the LACNIC address blocks:          32192
    Unique aggregates announced from the LACNIC address blocks:   15792
LACNIC Region origin ASes present in the Internet Routing Table:   3132
    LACNIC Prefixes per ASN:                                      10.28
LACNIC Region origin ASes announcing only one prefix:              1126
LACNIC Region transit ASes present in the Internet Routing Table:   615
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2408
Number of LACNIC addresses announced to Internet:              73619456
    Equivalent to 4 /8s, 99 /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:                   4709
    Total AfriNIC prefixes after maximum aggregation:              1793
    AfriNIC Deaggregation factor:                                  2.63
Prefixes being announced from the AfriNIC address blocks:          6073
    Unique aggregates announced from the AfriNIC address blocks:   2996
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     29.92
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   54
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   94
Number of AfriNIC addresses announced to Internet:             28743680
    Equivalent to 1 /8s, 182 /16s and 152 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         437        488     105  CMNET-GUANGDONG-AP China Mobile communi

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9608      11219    3389  AMAZON-02, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2932       3727    1426  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
  4155        1132         74     920  USDA-1, US
  7979         979         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         925        436     851  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        1367        116    1112  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        5248       1529     960  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         586        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         549       2941      45  TELEFONICA BRASIL S.A, BR
 10620         513         69     429  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         523        272     155  LINKdotNET-AS, EG
 36914         489         82       3  KENET-AS, KE
 36992         488        772     269  ETISALAT-MISR, EG
 29571         413         30     213  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         204        164     112  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        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9608      11219    3389  AMAZON-02, US
  8151        5248       1529     960  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2932       3727    1426  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1709       4898     320  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  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        9608         6219  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5248         4288  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2932         1506  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     /14:361     /15:738     /16:5557    /17:2662    /18:2752    
/19:5709    /20:9028    /21:11251   /22:20509   /23:20794   /24:108816  
/25:79      /26:51      /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        2846        5248  UNINET, MX
 16509        2018        9608  AMAZON-02, US
   209         965        1709  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         676         813  BRSPD-PUBLIC, US
  8376         569         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         2:479       3:264       5:1105      6:151       7:5      
   8:619      11:171      12:254      13:322      14:101      15:280    
  16:168      17:6        18:674      20:32       21:4        22:188    
  23:1863     24:538      25:2        27:16       29:19       31:236    
  32:2        34:2        35:53       36:1110     37:509      38:853    
  39:523      40:8        41:623      42:14       43:173      44:30     
  45:2341     46:606      47:148      49:10       50:261      51:468    
  52:1366     54:300      55:885      57:18       58:5        59:31     
  60:19       61:61       62:369      63:479      64:1535     65:818    
  66:1316     67:713      68:153      69:746      70:154      71:194    
  72:381      74:762      75:392      76:207      77:271      78:566    
  79:166      80:220      81:211      82:170      83:96       84:186    
  85:367      86:154      87:159      88:136      89:326      90:97     
  91:568      92:396      93:798      94:484      95:1127     96:171    
  97:35       98:132      99:147     100:42      101:25      102:184    
 103:937     104:710     105:16      106:2       107:298     108:323    
 109:230     110:30      111:1742    112:445     113:40      114:31     
 115:10      116:34      117:951     118:45      119:98      120:1088   
 121:31      122:85      123:20      124:55      125:11      128:412    
 129:286     130:507     131:772     132:505     133:264     134:333    
 135:69      136:366     137:445     138:710     139:439     140:530    
 141:194     142:723     143:615     144:323     145:77      146:487    
 147:329     148:590     149:510     150:278     151:548     152:355    
 153:113     154:454     155:659     156:366     157:234     158:320    
 159:522     160:534     161:455     162:686     163:285     164:598    
 165:390     166:125     167:391     168:971     169:150     170:1219   
 171:60      172:965     173:631     174:108     175:37      176:421    
 177:738     178:279     179:498     180:46      181:959     182:8      
 183:853     184:212     185:2369    186:1011    187:749     188:534    
 189:1033    190:2980    191:214     192:3743    193:1342    194:895    
 195:667     196:444     197:640     198:1949    199:2967    200:2731   
 201:2595    202:891     203:593     204:1760    205:1616    206:1097   
 207:1087    208:998     209:1389    210:306     211:445     212:790    
 213:721     214:1067    215:37      216:1714    217:369     218:515    
 219:29      220:30      221:292     222:23      223:621    

End of report


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