filterpy.readthedocs.io - robtex.com
filterpy.readthedocs.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6810:fd78🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700::6810:fe78🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.16.253.120Cloudflare104.16.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.16.254.120Cloudflare104.16.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.16.253.120, 104.16.254.120 | ||||||
| IPv6 hints | 2606:4700::6810:fd78, 2606:4700::6810:fe78 | ||||||
readthedocs.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6810:fd78🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700::6810:fe78🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.16.253.120Cloudflare104.16.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.16.254.120Cloudflare104.16.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ivan.ns.cloudflare.com ⭐ | ||||||
| NS | tegan.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | aspmx2.googlemail.com(10) | ||||||
| MX | aspmx3.googlemail.com(10) | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.16.253.120, 104.16.254.120 | ||||||
| IPv6 hints | 2606:4700::6810:fd78, 2606:4700::6810:fe78 | ||||||
| SOA | ivan.ns.cloudflare.comdns@cloudflare.com serial=2401493338 | ||||||
rank #3 in the tld
This domain, "readthedocs.io", refers to an online platform that provides free documentation hosting for open source projects. It simplifies the process of building and deploying project documentation, offering automatic updates when your project is updated. The service supports Sphinx docs written with reStructuredText and CommonMark.WOT: SAFE (61/100)
📈 Tranco rank: #965
Read the Docs
Read the Docs is a documentation hosting platform founded in 2010 that enables software teams to build, version, and deploy project documentation using a "docs as code" workflow integrated with Git. The platform supports major documentation tools including Sphinx, MkDocs, and Jupyter Book.
Services
- Read the Docs Community (readthedocs.org) — Free hosting for open-source projects with ad-supported infrastructure
- Read the Docs for Business (readthedocs.com) — Commercial tier starting at $50/month with private repositories, private docs, SSO, and team management
Key Features
- Automatic deployment previews on pull requests
- Version management across branches and tags
- Integrated search functionality
- YAML-based configuration
- GitHub, GitLab, Bitbucket, and SSH integration
Notable Users
Major organizations including AMD, Canonical, and Anaconda. Open-source projects such as Flask, Jupyter, and Godot Engine rely on the platform.
Infrastructure
- Nameservers: Cloudflare (
ivan.ns.cloudflare.com,tegan.ns.cloudflare.com) - IP Addresses: 104.16.253.120, 104.16.254.120 (Cloudflare CDN)
- IPv6: 2606:4700::6810:fd78, 2606:4700::6810:fe78
- Mail: Google Workspace (
aspmx.l.google.comand alternates) - DNSSEC: Not signed
Same first word
filterpy.readthedocs.io |
Similar names
DNS History
5 records (4 active, 1 former)
●A104.16.253.1202026-05-10 → 2026-05-10 · 2 obs
● 2026-05-10 23:26:32
●A104.16.254.1202026-05-10 → 2026-05-10 · 2 obs
● 2026-05-10 23:26:32
○A137.116.78.482019-03-08 → 2019-03-08 · 2 obs
○ 2026-05-10 23:26:32
●A2606:4700::6810:fd782026-05-10 → 2026-05-10 · 2 obs
● 2026-05-10 23:26:32
●A2606:4700::6810:fe782026-05-10 → 2026-05-10 · 2 obs
● 2026-05-10 23:26:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, b0.nic.io, a2.nic.io, c0.nic.io | - |
| readthedocs.io | ivan.ns.cloudflare.com, tegan.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.120
NS records: ivan.ns.cloudflare.com, tegan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for readthedocs.io (unsigned zone)
⏱️ Timing
Total: 268ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.16.253.120, 104.16.254.120 |
| AAAA | 2 | 2606:4700::6810:fe78, 2606:4700::6810:fd78 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
filterpy.readthedocs.io resolves to four IPs: 2606:4700::6810:fd78, 2606:4700::6810:fe78, 104.16.253.120 and 104.16.254.120.
Other host names, for instance sailfish.readthedocs.io, validators.readthedocs.io, dvr-scan.readthedocs.io, scar.readthedocs.io and docxtpl.readthedocs.io share IP numbers with filterpy.readthedocs.io.