Alternatives to mastodon.nu
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mastodon.nu was registered with www.NameSRS.com on 9 Aug 2021 and is hosted on AS42708 GleSYS AB in Sweden. Its SSL certificate from Let's Encrypt expired on 1 Mar 2024, and the site does not support HTTP/3.
What security vendors and the WOT community say about this domain.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
66 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| mastodon.press | Other extension | 6 Nov 2026 | Checking… | Report → |
| mastodon.cx | Other extension | 19 Sept 2026 | Checking… | Report → |
| mastodon.cafe | Other extension | 16 Sept 2026 | Checking… | Report → |
| mastodon.network | Other extension | 4 Sept 2026 | Checking… | Report → |
| mastodon.run | Other extension | 1 Sept 2026 | Checking… | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is mastodon.nu’s name taken on other extensions?
Estimated visitors and engagement.
| Top countries | Share | Visits | Desktop | Mobile |
|---|---|---|---|---|
| Sweden | 41.9% | — | — | — |
| Türkiye | 3.7% | — | — | — |
| Colombia | 3.2% | — | — | — |
| Chile | 3.1% | — | — | — |
| United States | 2.8% | — | — | — |
Every IP address mastodon.nu resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| mastodon.nu | 46.246.38.155 | 300 |
| Host | IPv6 address | TTL |
|---|---|---|
| mastodon.nu | 2a02:752:0:18::135b | 300 |
| Host | Mail server | TTL |
|---|---|---|
| mastodon.nu | 10 mx01.glesys.se | 3600 |
| mastodon.nu | 10 mx02.glesys.se | 3600 |
| Host | Name server | TTL |
|---|---|---|
| mastodon.nu | ns1.namesystem.se | 3600 |
| mastodon.nu | ns2.namesystem.se | 3600 |
| mastodon.nu | ns3.namesystem.se | 3600 |
| Host | Text | TTL |
|---|---|---|
| mastodon.nu | "google-site-verification=YXdfPTKqiX67gVC9qn4JoTbi6cm6-pcoaDf1MrhArKc" | 3600 |
| mastodon.nu | "poduptime-site-verification=2b33dea93a7f30d3ef1606b005f6360e" | 3600 |
| mastodon.nu | "v=spf1 ip4:46.246.38.155 include:mastodon.nu include:spf.glesys.se -all" | 3600 |
| Host | Start of authority | TTL |
|---|---|---|
| mastodon.nu | ns1.namesystem.se registry.glesys.se 94 10800 2700 1814400 10800 | 3600 |
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Reviews are from CubDomain users and are separate from the security verdicts above.
Common questions, answered from this report's data.
mastodon.nu has no community safety rating yet. Its SSL certificate expired on 1 Mar 2024. See Security →
mastodon.nu is registered through www.NameSRS.com. See WHOIS →
The registration expired on 9 Aug 2026. See Overview →
mastodon.nu was registered on 9 Aug 2021, making it 5 years old. See Overview →
mastodon.nu is served from 1 IP address, mainly on AS42708 GleSYS AB in Sweden. See Hosting →
Raw registry data for mastodon.nu. May be redacted by privacy services.
# Copyright (c) 1997- The Swedish Internet Foundation. # All rights reserved. # The information obtained through searches, or otherwise, is protected # by the Swedish Copyright Act (1960:729) and international conventions. # It is also subject to database protection according to the Swedish # Copyright Act. # Any use of this material to target advertising or # similar activities is forbidden and will be prosecuted. # If any of the information below is transferred to a third # party, it must be done in its entirety. This server must # not be used as a backend for a search engine. # Result of search for registered domain names under # the .se top level domain. # This whois printout is printed with UTF-8 encoding. # state: active domain: mastodon.nu holder: oeb2jb2108-34078 created: 2021-08-10 modified: 2022-11-07 expires: 2026-08-10 nserver: ns3.namesystem.se nserver: ns2.namesystem.se nserver: ns1.namesystem.se dnssec: unsigned delegation registry-lock: unlocked status: ok registrar: www.NameSRS.com
The first response from http://www.mastodon.nu, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with mastodon.nu. Data is collected independently from public sources and some figures are estimates, provided for information only.
Spam and malware blocklists for the site's IP and mail servers.
Found in public certificate transparency logs.
Searching the certificate transparency logs… This can take up to a minute.
When the site first appeared, and what has changed since.
We record what changes from the next time this report is refreshed.
