TOKAI AS

TOKAI Communications Corporation
Data as of 2026-08-16
GLEIF verified
Complete entity footprint
2 linked clusters · 419 netblocks · 22,009,868 IPv4 addresses · 18 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain t-com.ne.jp — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
9845008614DC00CD7950
Registered name
TOKAI AS
Jurisdiction
NO
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks222 · 1,504,528 IPv4 addresses
IPv6 15 prefixes (largest 2406:bb00::/30)
Registered in Japan (214) · United States (4) · PS (3) · IR (2) · Czechia (1) · Russia (1)
All fragments 255 blocks across 11 clusters
Cluster ID222370974
RegistryAPNIC
Owner jurisdictionNO
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 9845008614DC00CD7950
Shared handles clustered on 18 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
242 -1 netblocks since 2026-07-05
2026-07-05 peak 243 2026-08-16

IP Ranges (222)

showing 50 of 222 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
27.98.0.0/17 TOKAI Communications Corporation BGP ANNOUNCED ● high
27.98.128.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
27.121.0.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
27.121.32.0/20 TOKAI Communications Corporation BGP ANNOUNCED ● high
27.121.43.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
27.121.48.0/20 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.124.0.0/16 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.0.0/17 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.128.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.192.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.196.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.225.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.226.0/23 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.228.0/22 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.232.0/21 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.234.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.240.0/21 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.244.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.245.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.248.0/23 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.251.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.125.252.0/22 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.126.0.0/16 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.0.0/17 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.128.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.192.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.240.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.247.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.250.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.251.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
42.127.255.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
43.224.28.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
45.90.85.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
45.90.86.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
45.90.87.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
45.120.79.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
45.251.132.0/22 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.84.0.0/16 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.84.16.0/24 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.85.0.0/16 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.85.64.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.85.224.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.86.0.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.86.64.0/18 TOKAI Communications Corporation BGP ANNOUNCED ● high
59.86.128.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
61.120.224.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
61.198.96.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high
61.198.104.0/21 TOKAI Communications Corporation BGP ANNOUNCED ● high
61.198.112.0/20 TOKAI Communications Corporation BGP ANNOUNCED ● high
61.200.96.0/19 TOKAI Communications Corporation BGP ANNOUNCED ● high

IPv6 ranges (15)

CIDR
2406:bb00::/30
2406:bb04::/30
2403:1f00::/32
2403:7800::/32
2401:af80::/33
2403:7800:2018::/48
2403:7800:2019::/48
2001:7fa:7:1:0:1:10:1/128
2001:7fa:7:1:0:1:10:2/128
2001:de8:5::1:10:1/128
2001:de8:8:6:0:1:10:1/128
2001:de8:8::1:10:1/128
2001:de8:8::1:10:2/128
2001:de8:c:2:0:1:10:1/128
2001:de8:c::1:10:1/128

Domains hosted in this network

what's this?
vpnazure.net cybermail.jp

Customer-delegated space

how is this classified?
Unclassified 226 (101.8%)
Operator infrastructure (named) 16 (7.2%)

Network trust

what's this?
RPKI hygiene: C how networks compare →
79.3% of checked blocks have valid RPKI ROA coverage (192 of 242)
Possible discrepancies (2)

These blocks are registered to TOKAI Communications Corporation but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

103.26.34.0/24 /24 authorized for AS15380 — Air Navigation Services of the Czech Republic, state enterprise
203.178.12.0/24 /24 authorized for AS59106 — Cyber and Internet Association

NIC Handles

ARCOR-MNT AS10010 AS10010 AS15830 BG-MNT DUMY-RIPE DUMY-RIPE JNIC1-AP JNIC1-AP MAINT-CYBERFORESTLLC-AP MAINT-JPNIC MAINT-TTTLLC-JP +6 more