[lacnog] Weekly Global IPv6 Routing Table Summary

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Jue Jun 18 11:50:17 -03 2026


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Global Analysis Summary
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  BGP routing table entries examined: 250343
    Prefix with the most prepends: {'PREFIX': '2803:6850:1::/48', 'Count': 29, 'AS': '273113'}
    Unidentified prefixes: 0
    Number of AS_SET found in the Routing Table: 0
    Longest Global AS PATH: 36
    Prefixes identified as IANA: 9
    Global Average Prefix Length: 42.95
    Number of /48s globally: 114410
    Prefixes after maximum aggregation (per Origin AS): 139254
    IPv6 deaggregation factor: 1.8

    Global - Prefixes with a valid RPKI status: 199374
    Global - Prefixes with an invalid RPKI status: 1112
    Global - ROA‑uncovered prefixes: 49857

  Total ASes present in the Internet Routing Table: 36572
    Global - Average number of prefixes according to the number of ASes: 6.85

    Number of 32-bit ASes globally: 23631
    Number of 16-bit ASes globally: 12941

    Number of ASes that are only origin: 33316
      Number of 16-bit ASes that are only origin: 11019
      Number of 32-bit ASes that are only origin: 22297

    Number of ASes that are only transit: 193
      Number of 16-bit ASes that are only transit: 132
      Number of 32-bit ASes that are only transit: 61

    Number of Transit ASes that also announce prefixes: 3256

    Number of bogon 16-bit ASNs visible in the Routing Table: 0

    Number of bogon 32-bit ASNs visible in the Routing Table: 0

    Unidentified ASes: 0

APNIC Region Analysis Summary
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  APNIC IPv6 prefixes: 2001:200::/23 2001:c00::/23 2001:e00::/23 2001:4400::/23 2001:8000::/19 2001:a000::/20 2001:b000::/20 2400::/12 2410::/12

  Number of prefixes analyzed in APNIC: 86316
    Average number of prefixes according to the number of ASes in APNIC: 8.93
    Average Prefix Length in APNIC: 43.48
    Number of /48s in APNIC: 34073
    Longest PATH in APNIC: 25
    Prefix with most prepends in APNIC {'PREFIX': '2001:DF4:5240::/48', 'Count': 21, 'AS': '149533'}

    Prefixes after maximum aggregation (per Origin AS): 38138
    IPv6 deaggregation factor: 2.21
    
    APNIC - Prefixes with a valid RPKI status: 77480
    APNIC - Prefixes with an invalid RPKI status: 756
    APNIC - ROA‑uncovered prefixes: 8080

  Number of ASes in APNIC: 9662
    Number of 32-bit ASes in APNIC: 7912
    Number of 16-bit ASes that are only origin in APNIC: 1429
    Number of 32-bit ASes that are only origin in APNIC: 7687
    Number of 16-bit ASes that are only transit in APNIC: 40
    Number of 32-bit ASes that are only transit in APNIC: 21
    Number of Transit ASes that also announce prefixes in APNIC: 543

ARIN Region Analysis Summary
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  ARIN IPv6 prefixes: 2001:400::/23 2001:1800::/23 2001:4800::/23 2600::/12 2610::/23 2620::/23 2630::/12

  Number of prefixes analyzed in ARIN: 41796
    Average number of prefixes according to the number of ASes in ARIN: 7.92
    Average Prefix Length in ARIN: 44.56
    Number of /48s in ARIN: 23826
    Longest AS PATH in ARIN: 28
    Prefix with most prepends in ARIN {'PREFIX': '2604:5500::/42', 'Count': 25, 'AS': '19165'}

    Prefixes after maximum aggregation (per Origin AS): 34599
    IPv6 deaggregation factor: 1.6

    ARIN - Prefixes with a valid RPKI status: 31465
    ARIN - Prefixes with an invalid RPKI status: 67
    ARIN - ROA‑uncovered prefixes: 10264

  Number of ASes in ARIN: 5274
    Number of 32-bit ASes in ARIN: 1566
    Number of 16-bit ASes that are only origin in ARIN: 3306
    Number of 32-bit ASes that are only origin in ARIN: 1517
    Number of 16-bit ASes that are only transit in ARIN: 30
    Number of 32-bit ASes that are only transit in ARIN: 5
    Number of Transit ASes that also announce prefixes in ARIN: 449

LACNIC Region Analysis Summary
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  LACNIC IPv6 prefixes: 2001:1200::/23 2800::/12

  Number of prefixes analyzed in LACNIC: 53430
    Average number of prefixes according to the number of ASes in LACNIC: 5.64
    Average Prefix Length in LACNIC: 40.99
    Number of /48s in LACNIC: 19864
    Longest AS PATH in LACNIC: 36
    Prefix with most prepends in LACNIC {'PREFIX': '2803:6850:1::/48', 'Count': 29, 'AS': '273113'}

    Prefixes after maximum aggregation (per Origin AS): 31572
    IPv6 deaggregation factor: 1.62

    LACNIC - Prefixes with a valid RPKI status: 32441
    LACNIC - Prefixes with an invalid RPKI status: 50
    LACNIC - ROA‑uncovered prefixes: 20939

  Number of ASes in LACNIC: 9479
    Number of 32-bit ASes in LACNIC: 8047
    Number of 16-bit ASes that are only origin in LACNIC: 1098
    Number of 32-bit ASes that are only origin in LACNIC: 7234
    Number of 16-bit ASes that are only transit in LACNIC: 7
    Number of 32-bit ASes that are only transit in LACNIC: 13
    Number of Transit ASes that also announce prefixes in LACNIC: 1145

AFRINIC Region Analysis Summary
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  AFRINIC IPv6 prefixes: 2001:4200::/23 2c00::/12

  Number of prefixes analyzed in AFRINIC: 4319
    Average number of prefixes according to the number of ASes in AFRINIC: 6.54
    Average Prefix Length in AFRINIC: 43.64
    Number of /48s in AFRINIC: 2424
    Longest AS PATH in AFRINIC: 17
    Prefix with most prepends in AFRINIC {'PREFIX': '2C0F:F2B0::/32', 'Count': 14, 'AS': '328049'}

    Prefixes after maximum aggregation (per Origin AS): 1712
    IPv6 deaggregation factor: 2.39

    AFRINIC - Prefixes with a valid RPKI status: 2952
    AFRINIC - Prefixes with an invalid RPKI status: 0
    AFRINIC - ROA‑uncovered prefixes: 1367

  Number of ASes in AFRINIC: 660
    Number of 32-bit ASes in AFRINIC: 383
    Number of 16-bit ASes that are only origin in AFRINIC: 225
    Number of 32-bit ASes that are only origin in AFRINIC: 366
    Number of 16-bit ASes that are only transit in AFRINIC: 3
    Number of 32-bit ASes that are only transit in AFRINIC: 0
    Number of Transit ASes that also announce prefixes in AFRINIC: 69

RIPE Region Analysis Summary
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  RIPE IPv6 prefixes: 2001:600::/23 2001:800::/22 2001:1400::/22 2001:1a00::/23 2001:1c00::/22 2001:2000::/19 2001:4000::/23 2001:4600::/23 2001:4a00::/23 2001:4c00::/23 2001:5000::/20 2003::/18 2a00::/12 2a10::/12

  Number of prefixes analyzed in RIPE: 64473
    Average number of prefixes according to the number of ASes in RIPE: 5.61
    Average Prefix Length in RIPE: 42.76
    Number of /48s in RIPE: 34217
    Longest AS PATH in RIPE: 31
    Prefix with most prepends in RIPE {'PREFIX': '2A14:7583:EFF9::/48', 'Count': 24, 'AS': '197291'}

    Prefixes after maximum aggregation (per Origin AS): 33856
    IPv6 deaggregation factor: 1.67

    RIPE - Prefixes with a valid RPKI status: 55035
    RIPE - Prefixes with an invalid RPKI status: 239
    RIPE - ROA‑uncovered prefixes: 9199

  Number of ASes in RIPE: 11497
    Number of 32-bit ASes in RIPE: 5717
    Number of 16-bit ASes that are only origin in RIPE: 4958
    Number of 32-bit ASes that are only origin in RIPE: 5487
    Number of 16-bit ASes that are only transit in RIPE: 50
    Number of 32-bit ASes that are only transit in RIPE: 21
    Number of Transit ASes that also announce prefixes in RIPE: 1050
    

End of report
Based on Philip Smith's IPv4 Weekly Report
Hosted by LACNIC



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