nic.io
nic.io is ranked #2,145 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 102 places in four weeks. The domain was registered on Sep 15, 2003, 23 years ago, through Registry Operator acts as Registrar (9999), and is paid up until May 1, 2027. Its homepage uses Google Analytics. It is served by Nginx.
Popularity rank
#2,145 of the top 1 million sites in the Tranco research ranking, which averages several traffic and DNS sources over 30 days. Best rank in the period shown: #612.
Domain registration
- Registered
- Sep 15, 2003 (23 years ago)
- Expires
- May 1, 2027
- Registrar
- Registry Operator acts as Registrar (9999)
- Name servers
b0.nic.io,a2.nic.io,a0.nic.io,c0.nic.io- DNSSEC
- Not signed
From the registry's public RDAP record, checked Oct 1, 2026.
Technology stack
Detected from the homepage HTML and response headers on Oct 14, 2026. Tools loaded only after scripts run (or after consent banners) may be missing.
Homepage SEO check
Checked from the HTML our scanner received on Oct 14, 2026. Content added later by JavaScript isn't counted.
10 passed · 11 warnings · 1 failed
Content
- !Title72 characters — aim for 15–65
- ✓Meta description72 characters
- ✓H1 headingExactly one H1
- ✓Subheadings1 H2 headings
- iImage alt textNo images in the served HTML
- ✓Content lengthAbout 412 words
Indexing
- ✓IndexableNo noindex directive
- !Canonical URLMissing
- !robots.txtNot found
- !XML sitemapNot found
- ✓Language attributeen
- !Structured dataNo JSON-LD or microdata
Social sharing
- ✕Open GraphMissing
- !Twitter / X cardMissing
Technical
- ✓HTTPSServed over HTTPS
- ✓Mobile viewportFound
- ✓FaviconFound
- ✓Character encodingutf-8
Security headers
- !Strict-Transport-SecurityNot set
- !Content-Security-PolicyNot set
- !Clickjacking protectionNot set
- !X-Content-Type-OptionsNot set
- !Referrer-PolicyNot set
Server response
- Final URL
https://nic.io/- HTTP status
- 200
- Server
nginx- Response time
- 6.15 s (first byte 6.15 s, from our scanner in a US data centre)
- HTML size
- 17 KB
- Compression
- none reported
Sites ranked near nic.io
| Rank | Website | Registered |
|---|---|---|
| #2,140 | asu.edu | — |
| #2,141 | notion.so | — |
| #2,142 | truecaller.com | 2009 |
| #2,143 | automattic.com | 2004 |
| #2,144 | igamecj.com | 2018 |
| #2,146 | adsco.re | 2017 |
| #2,147 | cursorvm.com | 2025 |
| #2,148 | adobelogin.com | 2010 |
| #2,149 | sonobi.com | 2006 |
| #2,150 | dnse4.com | 2022 |
Questions about nic.io
How popular is nic.io?
nic.io is #2,145 worldwide in the Tranco list published Oct 13, 2026.
How old is nic.io?
nic.io was registered on Sep 15, 2003, which makes the domain 23 years old.
What is nic.io built with?
We detected Google Analytics and Nginx on its homepage.
Who is the registrar of nic.io?
Registry Operator acts as Registrar (9999), according to the registry's RDAP record.