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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 26 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 26 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:                              188820
    Prefixes after maximum aggregation (per Origin AS):           82960
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103210
    Number of IPv4 prefixes with a valid ROA:                     72012
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         116785
Total ASes present in the Internet Routing Table:                 16104
    Prefixes per ASN:                                             11.73
Origin-only ASes present in the Internet Routing Table:           13947
Origin ASes announcing only one prefix:                            6436
Transit ASes present in the Internet Routing Table:                2157
Transit-only ASes present in the Internet Routing Table:            599
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:                                      26
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               232
    Number of instances of unregistered ASNs:                       232
Number of 32-bit ASNs allocated by the RIRs:                      43481
Number of 32-bit ASNs visible in the Routing Table:                5812
Prefixes from 32-bit ASNs in the Routing Table:                   19237
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             81
Number of addresses announced to Internet:                   1075561641
    Equivalent to 64 /8s, 27 /16s and 196 /24s
    Percentage of available address space announced:               29.1
    Percentage of allocated address space announced:               29.1
    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:       55994

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

Prefixes being announced by APNIC Region ASes:                    28970
    Total APNIC prefixes after maximum aggregation:                6597
    APNIC Deaggregation factor:                                    4.39
Prefixes being announced from the APNIC address blocks:           28668
    Unique aggregates announced from the APNIC address blocks:     7741
APNIC Region origin ASes present in the Internet Routing Table:    1069
    APNIC Prefixes per ASN:                                       26.82
APNIC Region origin ASes announcing only one prefix:                444
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:    464
Number of APNIC addresses announced to Internet:              172857736
    Equivalent to 10 /8s, 77 /16s and 153 /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:                     83459
    Total ARIN prefixes after maximum aggregation:                45905
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82783
    Unique aggregates announced from the ARIN address blocks:     51872
ARIN Region origin ASes present in the Internet Routing Table:     7406
    ARIN Prefixes per ASN:                                        11.18
ARIN Region origin ASes announcing only one prefix:                3183
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:    1514
Number of ARIN addresses announced to Internet:               606568161
    Equivalent to 36 /8s, 39 /16s and 126 /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:                     39396
    Total RIPE prefixes after maximum aggregation:                18340
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            39378
    Unique aggregates announced from the RIPE address blocks:     25490
RIPE Region origin ASes present in the Internet Routing Table:     3593
    RIPE Prefixes per ASN:                                        10.96
RIPE Region origin ASes announcing only one prefix:                1574
RIPE Region transit ASes present in the Internet Routing Table:     535
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1296
Number of RIPE addresses announced to Internet:               194467648
    Equivalent to 11 /8s, 151 /16s and 87 /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:                   32043
    Total LACNIC prefixes after maximum aggregation:              10220
    LACNIC Deaggregation factor:                                   3.14
Prefixes being announced from the LACNIC address blocks:          31787
    Unique aggregates announced from the LACNIC address blocks:   15186
LACNIC Region origin ASes present in the Internet Routing Table:   3138
    LACNIC Prefixes per ASN:                                      10.13
LACNIC Region origin ASes announcing only one prefix:              1154
LACNIC Region transit ASes present in the Internet Routing Table:   623
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:  2442
Number of LACNIC addresses announced to Internet:              73380352
    Equivalent to 4 /8s, 95 /16s and 178 /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:                   4720
    Total AfriNIC prefixes after maximum aggregation:              1710
    AfriNIC Deaggregation factor:                                  2.76
Prefixes being announced from the AfriNIC address blocks:          6123
    Unique aggregates announced from the AfriNIC address blocks:   2842
AfriNIC Region origin ASes present in the Internet Routing Table:   205
    AfriNIC Prefixes per ASN:                                     29.87
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   59
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:   96
Number of AfriNIC addresses announced to Internet:             28246528
    Equivalent to 1 /8s, 175 /16s and 2 /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        9618       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1468        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1441        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1436        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
 56040         446        488     105  CMNET-GUANGDONG-AP China Mobile communi
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati

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        9495      11232    3384  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2915       3731    1418  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1713       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1496        392     670  DNIC-ASBLK-05800-06055, US
  4155        1092         71     895  USDA-1, US
  7979         970         64     194  SERVERS-COM, US
   855         963        255      83  CANET-ASN-4, CA
 16625         916        433     842  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        1405        120    1134  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         724         60      22  Jordan Data Communications, JO
  8452         660       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        4754       1345     894  UNINET, MX
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 11830        1084        324       7  Instituto Costarricense de Electricidad
 18881         986       1120      28  TELEFONICA BRASIL S.A, BR
 11664         578        106     218  Techtel LMDS Comunicaciones Interactiva
 26599         548       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         565        276     159  LINKdotNET-AS, EG
 36914         485         82       3  KENET-AS, KE
 29571         410         30     210  ORANGE-COTE-IVOIRE, CI
  2018         361        319      70  TENET-1, ZA
 36992         305        670     169  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         202         32       7  Sudatel, SD
 37492         169        471      43  ORANGE-, TN
327687         163         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        9618       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9495      11232    3384  AMAZON-02, US
  8151        4754       1345     894  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2915       3731    1418  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1713       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1496        392     670  DNIC-ASBLK-05800-06055, US
 56047        1468        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        9495         6111  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        4754         3860  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2915         1497  DNIC-ASBLK-00306-00371, US
 56047        1468         1434  CMNET-HUNAN-AP China Mobile communications corp
   209        1713         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1441         1368  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1436         1329  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1114  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      /11:30      /12:78      
/13:130     /14:366     /15:743     /16:5600    /17:2680    /18:2806    
/19:5723    /20:9088    /21:11156   /22:20610   /23:20489   /24:109035  
/25:79      /26:50      /27:67      /28:18      /29:22      /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        2571        4754  UNINET, MX
 16509        1977        9495  AMAZON-02, US
   209         968        1713  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1084  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         687        1089  Telefonica del Peru S.A.A., PE
 19901         670         807  BRSPD-PUBLIC, US
  8376         567         724  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         2:504       3:255       5:1086      6:150       7:5      
   8:620      11:171      12:255      13:318      14:102      15:279    
  16:165      17:6        18:665      20:30       21:4        22:188    
  23:1852     24:539      25:2        27:15       29:19       31:243    
  32:2        34:2        35:52       36:1109     37:496      38:838    
  39:515      40:8        41:655      42:12       43:171      44:38     
  45:2352     46:602      47:149      49:14       50:303      51:468    
  52:1366     54:322      55:886      57:18       58:7        59:31     
  60:19       61:59       62:318      63:479      64:1539     65:824    
  66:1325     67:724      68:153      69:763      70:157      71:210    
  72:379      74:760      75:389      76:214      77:244      78:562    
  79:161      80:198      81:210      82:195      83:91       84:176    
  85:336      86:149      87:169      88:140      89:307      90:97     
  91:578      92:390      93:797      94:488      95:1101     96:167    
  97:36       98:129      99:147     100:41      101:22      102:190    
 103:942     104:755     105:16      106:2       107:285     108:355    
 109:226     110:32      111:1744    112:445     113:40      114:30     
 115:10      116:30      117:951     118:46      119:96      120:1086   
 121:32      122:86      123:20      124:55      125:11      128:411    
 129:286     130:504     131:769     132:508     133:263     134:334    
 135:68      136:369     137:423     138:714     139:462     140:510    
 141:178     142:757     143:615     144:323     145:87      146:488    
 147:332     148:583     149:522     150:283     151:542     152:355    
 153:113     154:473     155:659     156:412     157:237     158:314    
 159:533     160:543     161:459     162:701     163:272     164:612    
 165:393     166:126     167:379     168:942     169:148     170:1197   
 171:61      172:972     173:633     174:113     175:38      176:420    
 177:705     178:291     179:489     180:43      181:1061    182:14     
 183:861     184:214     185:2309    186:1016    187:700     188:534    
 189:990     190:2998    191:216     192:3749    193:1371    194:896    
 195:676     196:463     197:658     198:1963    199:2959    200:2891   
 201:2533    202:898     203:595     204:1780    205:1636    206:1093   
 207:1087    208:993     209:1377    210:310     211:458     212:765    
 213:669     214:1062    215:37      216:1758    217:347     218:516    
 219:29      220:28      221:292     222:23      223:621    

End of report


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