math.pages.dev - dns.ninja

`math.pages.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:310c::ac42:2d0e^{🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:310c::ac42:2ef2^{🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.45.14^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.46.242^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cortney.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c057^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cortney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2057^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cortney.ns.cloudflare.com`
		A	108.162.192.87^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	172.64.32.87^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	173.245.58.87^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
NS	`dane.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c161^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2161^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dane.ns.cloudflare.com`
		A	108.162.193.97^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	172.64.33.97^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	173.245.59.97^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	172.66.45.14, 172.66.46.242
		IPv6 hints	2606:4700:310c::ac42:2d0e, 2606:4700:310c::ac42:2ef2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com
SOA	`cortney.ns.cloudflare.com`dns@cloudflare.com serial=2406648046

`pages.dev`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:1487^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:1587^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.20.135^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.21.135^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adi.ns.cloudflare.com` ⭐
NS	`karl.ns.cloudflare.com`
TXT	`ca3-5c38164b370642b5ab3dc252644cfaff`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.20.135, 104.18.21.135
		IPv6 hints	2606:4700::6812:1487, 2606:4700::6812:1587
SOA	`adi.ns.cloudflare.com`dns@cloudflare.com serial=2408360274

rank #314 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

Semrush Rank:#2,084,788 Keywords:2 Traffic:325/mo
WOT: SAFE (50/100)
📈 Tranco rank: #238

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).

Subdomains

w.math.pages.dev

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DNS History

6 records (6 active, 0 former)

●NScortney.ns.cloudflare.com2026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

●NSdane.ns.cloudflare.com2026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

●A172.66.45.142026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

●A172.66.46.2422026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

●A2606:4700:310c::ac42:2d0e2026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

●A2606:4700:310c::ac42:2ef22026-02-18 → 2026-07-01 · 2 obs

● 2026-02-18 14:03:16
● 2026-07-01 03:09:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
pages.dev	karl.ns.cloudflare.com, adi.ns.cloudflare.com	-
math.pages.dev	cortney.ns.cloudflare.com, dane.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.97

NS records: cortney.ns.cloudflare.com, dane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pages.dev (unsigned zone)

⏱️ Timing

Total: 679ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.45.14, 172.66.46.242`
AAAA	2	`2606:4700:310c::ac42:2ef2, 2606:4700:310c::ac42:2d0e`
NS	2	`cortney.ns.cloudflare.com, dane.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cortney.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Hierarchy

math.pages.dev serves as the parent of w.math.pages.dev.

IP Addresses

math.pages.dev resolves to four IP addresses: 172.66.45.14, 172.66.46.242, 2606:4700:310c::ac42:2d0e and 2606:4700:310c::ac42:2ef2.

Among the host names that share IP numbers with math.pages.dev are trezr-io-start-sso.pages.dev, portal--blockfi--com-engg.pages.dev, betterclaude-workers.pages.dev and two others.

Name Servers

DNS delegation for math.pages.dev points to two name servers: cortney.ns.cloudflare.com and dane.ns.cloudflare.com.

math.pages.dev has the same name server delegation as a number of other domains, such as kneepadsguide.com, rlsassociatesmergers.info, bendershub.com and two more.

math.pages.dev has at least partial name server overlap with other domains, such as techtoro.com, krakenwallet.exchange, petore.co and two others.

It is common to see these name servers used together with name servers dell.ns.cloudflare.com and brett.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

cortney.ns.cloudflare.com has IP addresses 108.162.192.87, 172.64.32.87 and 173.245.58.87, plus 3 other.

dane.ns.cloudflare.com has IP addresses 108.162.193.97, 172.64.33.97 and 173.245.59.97, plus 3 other.