Overview Networks Topology Countries Transfers RPKI Hygiene Rankings Hypergiants Per-capita Lookup Changelog Methodology

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Data: RIPE NCC, ARIN, APNIC, LACNIC, AFRINIC delegated statistics · CAIDA · RIPEstat · World Bank.

Last sync: 2026-06-08 03:01 UTC · refreshed daily

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AS209022 Tschajera-Limited Tschajera Limited

United Kingdom · Autonomous System

IPv4 announced

0.00 × /8

IPv6 announced

4.1K

/48 blocks

Prefixes

routed

Country

United Kingdom

Routing hygiene & RPKI

How well this network secures and documents its BGP announcements — RPKI origin validation, IRR registration, and an overall hygiene score.

Hygiene score

0–100 · RPKI × IRR × consistency

RPKI coverage

100%

4.1K of 4.1K routed addrs valid

RPKI invalid

no invalid prefixes

IRR registered

47%

7 of 15 prefixes documented

Announcement composition15 routed prefixes

Clean (RPKI valid + IRR match) 40.0%RPKI valid only 46.7%IRR registered only 6.7%Unregistered 6.7%

RPKI by address family

ipv6RPKI 100%

13 valid0 invalid2 not found4.1K / 4.1K addrs

Announced prefixes

Currently announced prefixes, live from RIPEstat.

16 prefixes currently seen by RIPEstat.

2a0c:9a40:8c40::/482a0c:9a40:c009::/482a0c:9a40:c001::/482a10:a504:b00b::/482a10:a503:b00b::/482a0c:9a40:c000::/362a10:a505:b00b::/482a10:a502:b00b::/482a0c:9a40:c000::/482a07:54c4:174e::/482a10:a507:b00b::/482a10:a506:b00b::/482a10:a500:b00b::/482a10:a501:b00b::/482a0c:9a40:c005::/482a0c:9a40:c003::/48

Fetching announced prefixes from RIPEstat…

16 prefixes currently seen by RIPEstat.