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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 27 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 27 Sep, 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:                              247055
    Prefixes after maximum aggregation (per Origin AS):          109575
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131657
    Number of IPv4 prefixes with a valid ROA:                    106194
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         140835
Total ASes present in the Internet Routing Table:                 20171
    Prefixes per ASN:                                             12.25
Origin-only ASes present in the Internet Routing Table:           17379
Origin ASes announcing only one prefix:                            7751
Transit ASes present in the Internet Routing Table:                2792
Transit-only ASes present in the Internet Routing Table:            702
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               318
    Number of instances of unregistered ASNs:                       319
Number of 32-bit ASNs allocated by the RIRs:                      45436
Number of 32-bit ASNs visible in the Routing Table:                7856
Prefixes from 32-bit ASNs in the Routing Table:                   28215
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            153
Number of addresses announced to Internet:                   1505686237
    Equivalent to 89 /8s, 190 /16s and 242 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       77796

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

Prefixes being announced by APNIC Region ASes:                    31960
    Total APNIC prefixes after maximum aggregation:                7977
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           31284
    Unique aggregates announced from the APNIC address blocks:     9222
APNIC Region origin ASes present in the Internet Routing Table:    1248
    APNIC Prefixes per ASN:                                       25.07
APNIC Region origin ASes announcing only one prefix:                486
APNIC Region transit ASes present in the Internet Routing Table:    219
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:    561
Number of APNIC addresses announced to Internet:              198551148
    Equivalent to 11 /8s, 213 /16s and 166 /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:                    111788
    Total ARIN prefixes after maximum aggregation:                59906
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           110703
    Unique aggregates announced from the ARIN address blocks:     61853
ARIN Region origin ASes present in the Internet Routing Table:     8959
    ARIN Prefixes per ASN:                                        12.36
ARIN Region origin ASes announcing only one prefix:                3728
ARIN Region transit ASes present in the Internet Routing Table:     816
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:    1954
Number of ARIN addresses announced to Internet:               873324961
    Equivalent to 52 /8s, 13 /16s and 225 /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:                     46599
    Total RIPE prefixes after maximum aggregation:                24385
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47554
    Unique aggregates announced from the RIPE address blocks:     33608
RIPE Region origin ASes present in the Internet Routing Table:     4457
    RIPE Prefixes per ASN:                                        10.67
RIPE Region origin ASes announcing only one prefix:                1913
RIPE Region transit ASes present in the Internet Routing Table:     638
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1748
Number of RIPE addresses announced to Internet:               297723600
    Equivalent to 17 /8s, 190 /16s and 230 /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:                   47588
    Total LACNIC prefixes after maximum aggregation:              14411
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          46778
    Unique aggregates announced from the LACNIC address blocks:   22451
LACNIC Region origin ASes present in the Internet Routing Table:   4376
    LACNIC Prefixes per ASN:                                      10.69
LACNIC Region origin ASes announcing only one prefix:              1508
LACNIC Region transit ASes present in the Internet Routing Table:   910
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3448
Number of LACNIC addresses announced to Internet:              97465088
    Equivalent to 5 /8s, 207 /16s and 51 /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:                   8802
    Total AfriNIC prefixes after maximum aggregation:              2675
    AfriNIC Deaggregation factor:                                  3.29
Prefixes being announced from the AfriNIC address blocks:         10583
    Unique aggregates announced from the AfriNIC address blocks:   4393
AfriNIC Region origin ASes present in the Internet Routing Table:   292
    AfriNIC Prefixes per ASN:                                     36.24
AfriNIC Region origin ASes announcing only one prefix:              116
AfriNIC Region transit ASes present in the Internet Routing Table:   78
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  145
Number of AfriNIC addresses announced to Internet:             38541568
    Equivalent to 2 /8s, 76 /16s and 25 /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        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         551       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10799      11828    3824  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
   367        2522       3023    1181  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2065        140    1343  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1596        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1395       1047     109  ATT-MOBILITY-LLC-AS20057, 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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1368        109    1096  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         816       2074     706  GTT-BACKBONE GTT, US
  8376         707         56      27  Jordan Data Communications, JO
  8452         698       1842      17  TE-AS TE-AS, EG
  3320         586       8320     495  DTAG Internet service provider operations
 25019         579        999     138  SAUDINETSTC-AS, SA
 51167         557        109     244  CONTABO, DE
212238         483         36     437  CDNEXT, GB

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        5626       1673     729  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1352        194    1014  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       2503      53  TIM SA, BR
 18881         849       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         535       2888      72  TELEFONICA BRASIL S.A, 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        1366        389      18  LINKdotNET-AS, EG
 29571         946         68     301  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         520         82       3  KENET-AS, KE
 24835         494        333     181  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         273       1012      12  MOBINIL, EG

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       10799      11828    3824  AMAZON-02, US
  9808        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5626       1673     729  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2522       3023    1181  DNIC-ASBLK-00306-00371, US
 22773        2460       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2065        140    1343  USDA-1, US
 11830        2010        369      64  Instituto Costarricense de Electricidad y

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        9866         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5626         4897  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2460         1755  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1685         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1794         1364  CELLCO-PART, US

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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:198     /14:527     /15:1028    /16:7100    /17:3403    /18:3930    
/19:7385    /20:11570   /21:14549   /22:26186   /23:26793   /24:143974  
/25:40      /26:57      /27:36      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2916        5626  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2220       10799  AMAZON-02, US
 22773        1858        2460  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1417        3159  ATT-INTERNET4, US
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         841         991  BRSPD-PUBLIC, US
 10620         804        1352  Telmex Colombia S.A., CO

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

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

   1:19        2:493       3:476       4:5         5:1096      6:150    
   7:5         8:683      11:171      12:1017     13:312      14:108    
  15:291      16:231      17:6        18:857      20:97       21:4      
  22:188      23:2105     24:622      27:45       29:19       31:314    
  32:26       34:10       35:72       36:1200     37:725      38:1460   
  39:539      40:53       41:1089     42:66       43:210      44:34     
  45:3679     46:805      47:96       49:38       50:351      51:369    
  52:1381     54:275      55:951      56:8        57:17       58:33     
  59:32       60:16       61:60       62:482      63:772      64:1726   
  65:1095     66:1509     67:854      68:506      69:1153     70:299    
  71:207      72:573      74:911      75:413      76:232      77:331    
  78:591      79:246      80:299      81:362      82:308      83:202    
  84:324      85:521      86:221      87:188      88:219      89:738    
  90:90       91:958      92:666      93:843      94:642      95:635    
  96:203      97:57       98:455      99:162     100:24      101:21     
 102:328     103:1333    104:881     105:124     106:15      107:774    
 108:428     109:368     110:34      111:1869    112:448     113:39     
 114:49      115:29      116:44      117:962     118:176     119:117    
 120:1172    121:44      122:154     123:158     124:74      125:25     
 128:398     129:324     130:644     131:935     132:585     133:211    
 134:451     135:100     136:478     137:543     138:1042    139:391    
 140:657     141:446     142:882     143:718     144:412     145:79     
 146:609     147:447     148:695     149:622     150:312     151:597    
 152:654     153:134     154:591     155:736     156:697     157:384    
 158:442     159:641     160:833     161:670     162:878     163:393    
 164:730     165:809     166:603     167:653     168:1528    169:126    
 170:1591    171:100     172:1095    173:759     174:221     175:46     
 176:345     177:1220    178:475     179:794     180:63      181:1718   
 182:44      183:850     184:444     185:2982    186:2223    187:1111   
 188:669     189:1393    190:4845    191:414     192:4735    193:1840   
 194:1318    195:916     196:809     197:769     198:2426    199:4335   
 200:3788    201:3151    202:1140    203:696     204:2060    205:1996   
 206:1554    207:1400    208:1178    209:1840    210:361     211:463    
 212:994     213:767     214:1029    215:55      216:2274    217:428    
 218:525     219:22      220:54      221:300     222:24      223:653    


End of report


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