AS397423 Tier.Net Technologies LLC

AS397423Tier.Net Technologies LLCIDC

WHOIS Topology

United States · ARINtier.net

Hosts top sitesTor relaysVPN servicesVPS hosting

IPv4 addresses

97,792

330 announced prefixes

IPv6 addresses

8.51 × 10²⁸

27 announced prefixes

BGP neighbours

…

CAIDA rank

#1,046

Customer cone 37 ASNs

Estimated users

12.1K

APNIC Labs estimate

RPKI

82% valid

3 invalid · 63 not covered

Average purity

111 sampled IPs

IXPs / facilities

4 / 6

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

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IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
45.42.144.0/22	Valid	—	Bermuda	1,024
45.59.160.0/22	Valid	—	New York	1,024
64.93.32.0/22	Valid	—	United States	1,024
64.205.220.0/22	Valid	—	United States	1,024
82.41.60.0/22	Valid	NET-82-41-60-0-22RIPE	United KingdomCross-border	1,024
82.41.76.0/22	Valid	NET-82-41-76-0-22RIPE	United KingdomCross-border	1,024
82.41.84.0/22	Valid	NET-82-41-84-0-22RIPE	United KingdomCross-border	1,024
82.41.92.0/22	Valid	NET-82-41-92-0-22RIPE	United KingdomCross-border	1,024
143.20.180.0/22	Not found	NET-143-20-180-0-22RIPE	Santander de Quilichao	1,024
173.0.8.0/22	Valid	—	United States	1,024
185.251.144.0/22	Valid	CA-CODEZONE-20180323RIPE	CanadaCross-border	1,024
190.102.100.0/22	Valid	CA-CODEZONE-20120207RIPE	Canada	1,024
198.37.96.0/22	Valid	—	Charlotte	1,024
212.135.200.0/22	Valid	NET-212-135-200-0-22RIPE	United KingdomCross-border	1,024
216.239.108.0/22	Valid	—	Bermuda	1,024
8.39.234.0/23	Not found	—	Bend	512
38.18.228.0/23	Not found	—	Ashburn	512
147.124.194.0/23	Valid	—	Binghamton	512
150.241.226.0/23	Valid	NET-150-241-226-0-23RIPE	BendCross-border	512
154.29.66.0/23	Not found	—	Ashburn	512

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 176 / 382 （46%） · flagged 167

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

45.59.160.0/222/4 with data · 2 flagged

173.0.8.0/222/4 with data · 1 flagged

155.254.16.0/232/2 with data · 1 flagged

198.37.96.0/221/4 with data · 1 flagged

8.39.234.0/231/2 with data · 1 flagged

38.18.228.0/231/2 with data · 1 flagged

147.124.194.0/231/2 with data · 1 flagged

155.254.28.0/231/2 with data · 1 flagged

5.172.37.0/241/1 with data · 1 flagged

23.144.108.0/241/1 with data · 1 flagged

23.151.232.0/241/1 with data · 1 flagged

23.173.152.0/241/1 with data · 1 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 070–84 8150–69 230–49 7

4.02%

Share of IPv4 reported or blocklisted

3,872

Listed IPs

111

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
181.214.152.0/24	2	3
31.57.87.0/24	2	2
66.235.168.0/24	1	4
45.43.14.0/24	1	3
192.158.239.0/24	1	2
198.37.106.0/24	1	2
216.227.218.0/24	1	2
31.59.18.0/24	1	2
147.124.195.0/24	1	1
155.254.17.0/24	1	1

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

United States86.1%
United Kingdom5.2%
Romania3.1%
Canada2.4%
Bermuda2.1%
Seychelles0.3%

Scope: Regional
In registered country: 86.1%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS397423 · Last 7 days

Mobile vs. Desktop

Desktop90.0%Mobile10.0%

Bot vs. Human

Human20.1%Bot79.9%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version

IPv498.1%IPv61.9%

HTTP Version

HTTP/1.x

38.0%HTTP/2

50.3%HTTP/3

11.7%

HTTP vs. HTTPS

97.4% HTTPS (encrypted)

Plain HTTP 2.6%

TLS Version

TLS 1.0/1.1< 0.1%TLS 1.23.2%TLS 1.384.8%QUIC12.0%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks

GET

75.2%POST

15.7%OPTIONS

8.8%HEAD

0.3%Other

< 0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

2,026,717

7-day total

523,997

Hourly peak

Data: Cloudflare Radar, licensed under CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

Fairly flat around the clock, typical of server or hosting networks.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 17:00–18:00
Active hours: 24 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Mon

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BGP upstreams and neighbours

AS397423Standalone page

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WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-10-09
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-19
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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Multi-source cross-checks · In-house reputation data · Real data only