algorithm-notes.pages.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

algorithm-notes.pages.dev

DNSSEC⚠️ Not signed
A2606:4700:310c::ac42:2cab🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:310c::ac42:2f55🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.44.171🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.47.85🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSivy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a78🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A2803:f800:50::6ca2:c078🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRivy.ns.cloudflare.com
A2a06:98c1:50::ac40:2078🇺🇸 Cloudflare2a06:98c1:50::/45
PTRivy.ns.cloudflare.com
A108.162.192.120🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A172.64.32.120🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A173.245.58.120🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
NSnicolas.ns.cloudflare.com
A2606:4700:58::a29f:2c54🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A2803:f800:50::6ca2:c354🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnicolas.ns.cloudflare.com
A2a06:98c1:50::ac40:2354🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnicolas.ns.cloudflare.com
A108.162.195.84🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A162.159.44.84Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A172.64.35.84🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints172.66.44.171, 172.66.47.85
IPv6 hints2606:4700:310c::ac42:2cab, 2606:4700:310c::ac42:2f55
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=185, name=cloudflare-ech.com
SOAivy.ns.cloudflare.comdns@cloudflare.com serial=2413716247

pages.dev

DNSSEC⚠️ Not signed
A2606:4700::6812:1487🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700::6812:1587🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.20.135Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.21.135Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadi.ns.cloudflare.com ⭐
NSkarl.ns.cloudflare.com
TXTca3-5c38164b370642b5ab3dc252644cfaff
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.20.135, 104.18.21.135
IPv6 hints2606:4700::6812:1487, 2606:4700::6812:1587
SOAadi.ns.cloudflare.comdns@cloudflare.com serial=2413874265
rank #305 globally
rank #1 in the tld

pages.dev

pages.dev is a domain operated by Cloudflare, Inc. It provides preview URLs for sites hosted on Cloudflare Pages, a Jamstack static‑site hosting platform.

Key facts

  • Owner / operator: Cloudflare, Inc.
  • TLD:.dev— gTLD
  • Primary purpose: static site hosting preview URLs for Cloudflare Pages
  • Status: active

Notable subdomains or services

  • *.pages.dev– preview URLs for individual Cloudflare Pages projects
⚠️ On DNS blocklist: doh, doh-vpn-proxy-bypass
Semrush Rank:#2,084,788 Keywords:2 Traffic:325/mo
WOT: SAFE (50/100)
📈 Tranco rank: #213
pages.dev - Tranco Rank (30d: ↑+50)206220240260274Jul 26Aug 4Aug 13Aug 22Aug 31Rank#263#213

Cloudflare Pages

pages.dev is the default domain for Cloudflare Pages, a JAMstack deployment platform for frontend developers. When you deploy a site to Cloudflare Pages, it's automatically hosted on a*.pages.devsubdomain (e.g.,mysite.pages.dev), with the option to add custom domains.

Key Features

  • Git-based deployments — Automatic builds triggered by pushes to GitHub or GitLab
  • Framework support — React, Vue, Gatsby, Hugo, and other popular frameworks
  • Preview URLs — Auto-generated links for every commit to facilitate collaboration
  • Edge network — Sites run on Cloudflare's global CDN with HTTP/3, QUIC, and automatic SSL
  • Free tier — Unlimited sites with 500 builds/month and unlimited bandwidth

Technical Details

  • Nameservers:adi.ns.cloudflare.com,karl.ns.cloudflare.com
  • IPv4: 104.18.20.135, 104.18.21.135
  • IPv6: 2606:4700::6812:1487, 2606:4700::6812:1587
  • Hosting: Cloudflare (AS13335)
  • Mail servers: None (no MX records)
  • DNSSEC: Not signed

Ranking

Tranco rank #416 globally, making it the #1 most popular domain in the.devTLD. The.devTLD is operated by Charleston Road Registry (a Google subsidiary).

Same first word

algorithm-notes.pages.dev

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algorithm.pages.dev

Next names

algorithm-online-admin-ui.pages.dev
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algorithm-testing.pages.dev
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DNS History

10 records (6 active, 4 former)

NSivy.ns.cloudflare.comnicolas.ns.cloudflare.comA172.66.44.171172.66.47.852606:4700:310c::ac42:2cab2606:4700:310c::ac42:2f55188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSivy.ns.cloudflare.com2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 13:54:18
● 2026-09-02 22:38:00
●NSnicolas.ns.cloudflare.com2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 13:54:18
● 2026-09-02 22:38:00
●A172.66.44.1712026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-30 13:54:18
● 2026-09-02 07:08:00
● 2026-09-02 22:38:00
●A172.66.47.852026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-30 13:54:18
● 2026-09-02 07:08:00
● 2026-09-02 22:38:00
○A188.114.96.02026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 13:54:18
○ 2026-09-02 07:08:00
○ 2026-09-02 22:38:00
○A188.114.97.02026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 13:54:18
○ 2026-09-02 07:08:00
○ 2026-09-02 22:38:00
●A2606:4700:310c::ac42:2cab2026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-30 13:54:18
● 2026-09-02 07:08:00
● 2026-09-02 22:38:00
●A2606:4700:310c::ac42:2f552026-09-02 → 2026-09-02 · 3 obs
○ 2026-08-30 13:54:18
● 2026-09-02 07:08:00
● 2026-09-02 22:38:00
○A2a06:98c1:3120::2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 13:54:18
○ 2026-09-02 07:08:00
○ 2026-09-02 22:38:00
○A2a06:98c1:3121::2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 13:54:18
○ 2026-09-02 07:08:00
○ 2026-09-02 22:38:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pages.devadi.ns.cloudflare.com, karl.ns.cloudflare.com-
algorithm-notes.pages.devivy.ns.cloudflare.com, nicolas.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.84

NS records: ivy.ns.cloudflare.com, nicolas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pages.dev (unsigned zone)

⏱️ Timing

Total: 455ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.47.85, 172.66.44.171
AAAA22606:4700:310c::ac42:2cab, 2606:4700:310c::ac42:2f55
NS2ivy.ns.cloudflare.com, nicolas.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ivy.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

algorithm-notes.pages.dev directs to four IP numbers, which are 172.66.44.171, 172.66.47.85, 2606:4700:310c::ac42:2cab and 2606:4700:310c::ac42:2f55.

nexcards.pages.dev, rajabuaya89.pages.dev, memory-card-e55.pages.dev and two other host names share IP numbers with algorithm-notes.pages.dev.

Name Servers

algorithm-notes.pages.dev uses two name servers for its delegation: ivy.ns.cloudflare.com and nicolas.ns.cloudflare.com.

algorithm-notes.pages.dev uses the same name servers as several other domains — among them xcpc-wiki.pages.dev, buysell-realestate.com, 16642601319.workers.dev and two more.

There is at least partial name server overlap between algorithm-notes.pages.dev and other domains — qingkang704.workers.dev, rsu-permatabundamanado.com, kidsandtheater.com and two more among them.

These name servers frequently co-occur with the name servers skip.ns.cloudflare.com and perla.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname ivy.ns.cloudflare.com directs to 108.162.192.120, 172.64.32.120 and 173.245.58.120 along with 3 other IP addresses.

Hostname nicolas.ns.cloudflare.com directs to 108.162.195.84, 162.159.44.84 and 172.64.35.84 along with 3 other IP addresses.