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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 3 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 03 Jul, 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:                              189263
    Prefixes after maximum aggregation (per Origin AS):           85608
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      106104
    Number of IPv4 prefixes with a valid ROA:                     74416
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         114828
Total ASes present in the Internet Routing Table:                 16438
    Prefixes per ASN:                                             11.51
Origin-only ASes present in the Internet Routing Table:           14117
Origin ASes announcing only one prefix:                            6564
Transit ASes present in the Internet Routing Table:                2321
Transit-only ASes present in the Internet Routing Table:            671
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               210
    Number of instances of unregistered ASNs:                       210
Number of 32-bit ASNs allocated by the RIRs:                      44941
Number of 32-bit ASNs visible in the Routing Table:                5978
Prefixes from 32-bit ASNs in the Routing Table:                   20312
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:             91
Number of addresses announced to Internet:                   1131767709
    Equivalent to 67 /8s, 117 /16s and 103 /24s
    Percentage of available address space announced:               30.6
    Percentage of allocated address space announced:               30.6
    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:       53933

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

Prefixes being announced by APNIC Region ASes:                    30388
    Total APNIC prefixes after maximum aggregation:                7234
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29906
    Unique aggregates announced from the APNIC address blocks:     8297
APNIC Region origin ASes present in the Internet Routing Table:    1171
    APNIC Prefixes per ASN:                                       25.54
APNIC Region origin ASes announcing only one prefix:                478
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    517
Number of APNIC addresses announced to Internet:              202483564
    Equivalent to 12 /8s, 17 /16s and 167 /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:                     88055
    Total ARIN prefixes after maximum aggregation:                48555
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86550
    Unique aggregates announced from the ARIN address blocks:     54079
ARIN Region origin ASes present in the Internet Routing Table:     7361
    ARIN Prefixes per ASN:                                        11.76
ARIN Region origin ASes announcing only one prefix:                3220
ARIN Region transit ASes present in the Internet Routing Table:     674
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1518
Number of ARIN addresses announced to Internet:               655002721
    Equivalent to 39 /8s, 10 /16s and 140 /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, 393216-402332
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:                     34525
    Total RIPE prefixes after maximum aggregation:                18559
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35586
    Unique aggregates announced from the RIPE address blocks:     26325
RIPE Region origin ASes present in the Internet Routing Table:     3787
    RIPE Prefixes per ASN:                                         9.40
RIPE Region origin ASes announcing only one prefix:                1645
RIPE Region transit ASes present in the Internet Routing Table:     620
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1415
Number of RIPE addresses announced to Internet:               173110992
    Equivalent to 10 /8s, 81 /16s and 118 /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:                   31277
    Total LACNIC prefixes after maximum aggregation:               9533
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          30972
    Unique aggregates announced from the LACNIC address blocks:   14748
LACNIC Region origin ASes present in the Internet Routing Table:   3119
    LACNIC Prefixes per ASN:                                       9.93
LACNIC Region origin ASes announcing only one prefix:              1128
LACNIC Region transit ASes present in the Internet Routing Table:   633
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:  2403
Number of LACNIC addresses announced to Internet:              73321216
    Equivalent to 4 /8s, 94 /16s and 203 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   4808
    Total AfriNIC prefixes after maximum aggregation:              1565
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:          6158
    Unique aggregates announced from the AfriNIC address blocks:   2570
AfriNIC Region origin ASes present in the Internet Routing Table:   235
    AfriNIC Prefixes per ASN:                                     26.20
AfriNIC Region origin ASes announcing only one prefix:               93
AfriNIC Region transit ASes present in the Internet Routing Table:   75
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  125
Number of AfriNIC addresses announced to Internet:             27796480
    Equivalent to 1 /8s, 168 /16s and 36 /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        9661       8745      72  CHINAMOBILE-CN China Mobile Communicati
 56047        1506        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1505        876     117  CMNET-JIANGSU-AP China Mobile communica
 56041        1465        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         699      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         488        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10121      11533    3650  AMAZON-02, US
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2652       3272    1244  DNIC-ASBLK-00306-00371, US
  4155        1951        125    1288  USDA-1, US
   209        1694       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979        1001         65     202  SERVERS-COM, US
 14618         966       4179     724  AMAZON-AES, 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
 20940        1280        102    1038  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         686         60      23  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         470        477      55  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         403         34       5  ASN-ISKON, HR
  8764         394        123      75  TELIA-LIETUVA, LT

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        5719       1660     734  UNINET, MX
  3816        1317        776     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         540       2867      73  TELEFONICA BRASIL S.A, BR
 13999         531         73     229  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         355         45     293  Telmex Colombia S.A., CO
 27843         231         20      33  WIN EMPRESAS S.A.C., PE

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         801        389      16  LINKdotNET-AS, EG
 36914         448         82       3  KENET-AS, KE
 29571         423         43     218  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         131          8      29  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
 16509       10121      11533    3650  AMAZON-02, US
  9808        9661       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        5719       1660     734  UNINET, MX
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2652       3272    1244  DNIC-ASBLK-00306-00371, US
  4155        1951        125    1288  USDA-1, US
   209        1694       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 56047        1506        192      48  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
  9808        9661         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5719         4985  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2652         1408  DNIC-ASBLK-00306-00371, US
 56041        1465         1392  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1505         1388  CMNET-JIANGSU-AP China Mobile communications co
   209        1694         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1317         1125  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1082  Instituto Costarricense de Electricidad y Telec

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     14652  UNALLOCATED  8.39.162.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ
41.204.241.0/24      Origin:     36911  RESERVED, ZZ
41.204.241.0/24     Transit:    328766  RESERVED, ZZ
41.204.242.0/24      Origin:     36911  RESERVED, ZZ
41.204.242.0/24     Transit:    328766  RESERVED, ZZ

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       /9:6       /10:17      /11:30      /12:97      
/13:129     /14:364     /15:707     /16:5980    /17:2478    /18:2595    
/19:5558    /20:8623    /21:11090   /22:20262   /23:20291   /24:110813  
/25:44      /26:48      /27:69      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2942        5719  UNINET, MX
 16509        2133       10121  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1087  Instituto Costarricense de Electricidad y Telec
 19901         777         924  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  Telefonica del Peru S.A.A., PE
  8376         532         686  Jordan Data Communications, JO
  3356         438         854  LEVEL3, US

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

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

   1:11        2:193       3:361       5:534       6:146       7:5      
   8:632      11:171      12:653      13:302      14:98       15:282    
  16:183      17:6        18:745      20:34       21:4        22:188    
  23:1847     24:713      25:2        27:27       29:19       31:180    
  32:1        34:10       35:58       36:1195     37:389      38:816    
  39:529      40:26       41:662      42:13       43:177      44:33     
  45:2547     46:620      47:93       49:12       50:274      51:354    
  52:1368     54:276      55:921      56:1        57:21       58:6      
  59:34       60:17       61:56       62:335      63:500      64:1487   
  65:810      66:1149     67:849      68:172      69:794      70:140    
  71:191      72:466      74:710      75:382      76:182      77:273    
  78:327      79:166      80:251      81:235      82:234      83:127    
  84:197      85:398      86:165      87:173      88:167      89:555    
  90:99       91:692      92:461      93:315      94:495      95:204    
  96:365      97:34       98:138      99:148     100:11      101:16     
 102:218     103:1167    104:700     105:100     106:3       107:187    
 108:313     109:305     110:28      111:1809    112:446     113:46     
 114:35      115:19      116:33      117:965     118:73      119:109    
 120:1088    121:36      122:80      123:21      124:55      125:14     
 128:361     129:275     130:523     131:796     132:509     133:196    
 134:340     135:87      136:389     137:423     138:755     139:384    
 140:584     141:331     142:727     143:589     144:331     145:71     
 146:467     147:403     148:580     149:462     150:293     151:539    
 152:576     153:117     154:528     155:637     156:456     157:284    
 158:311     159:668     160:796     161:463     162:699     163:277    
 164:653     165:401     166:115     167:408     168:966     169:139    
 170:1213    171:64      172:945     173:782     174:171     175:42     
 176:308     177:838     178:435     179:575     180:56      181:949    
 182:21      183:828     184:312     185:2476    186:778     187:778    
 188:543     189:1149    190:2653    191:263     192:3872    193:1493   
 194:1057    195:655     196:420     197:654     198:2041    199:3761   
 200:2531    201:2575    202:1084    203:627     204:1726    205:1694   
 206:1200    207:1122    208:991     209:1384    210:341     211:432    
 212:715     213:614     214:1013    215:42      216:1720    217:321    
 218:523     219:23      220:29      221:302     222:20      223:635    


End of report


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