3lesson17.pages.dev - robtex.com

3lesson17.pages.dev

DNSSEC⚠️ Not signed
A2606:4700:310c::ac42:2ca6🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:310c::ac42:2f5a🇺🇸 Cloudflare2606:4700:310c::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.44.166🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.47.90🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSblair.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2679🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblair.ns.cloudflare.com
A2803:f800:50::6ca2:c279🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRblair.ns.cloudflare.com
A2a06:98c1:50::ac40:2279🇺🇸 Cloudflare2a06:98c1:50::/45
PTRblair.ns.cloudflare.com
A108.162.194.121🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblair.ns.cloudflare.com
A162.159.38.121Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblair.ns.cloudflare.com
A172.64.34.121🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRblair.ns.cloudflare.com
NSkellen.ns.cloudflare.com
A2606:4700:58::a29f:2ca0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A2803:f800:50::6ca2:c3a0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkellen.ns.cloudflare.com
A2a06:98c1:50::ac40:23a0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkellen.ns.cloudflare.com
A108.162.195.160🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A162.159.44.160Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A172.64.35.160🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints172.66.44.166, 172.66.47.90
IPv6 hints2606:4700:310c::ac42:2ca6, 2606:4700:310c::ac42:2f5a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com
SOAblair.ns.cloudflare.comdns@cloudflare.com serial=2409664854

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=2409883451
rank #308 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: #262
pages.dev - Tranco Rank (30d: ↑+7)234240250260270273Jun 7Jun 17Jun 27Jul 7Jul 16Rank#269#262

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

3lesson17.pages.dev

DNS History

6 records (6 active, 0 former)

NSblair.ns.cloudflare.comkellen.ns.cloudflare.comA172.66.44.166172.66.47.902606:4700:310c::ac42:2ca62606:4700:310c::ac42:2f5a
●NSblair.ns.cloudflare.com2026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14
●NSkellen.ns.cloudflare.com2026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14
●A172.66.44.1662026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14
●A172.66.47.902026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14
●A2606:4700:310c::ac42:2ca62026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14
●A2606:4700:310c::ac42:2f5a2026-07-16 → 2026-07-18 · 2 obs
● 2026-07-16 22:42:46
● 2026-07-18 18:12:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
pages.devkarl.ns.cloudflare.com, adi.ns.cloudflare.com-
3lesson17.pages.devblair.ns.cloudflare.com, kellen.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.121

NS records: blair.ns.cloudflare.com, kellen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pages.dev (unsigned zone)

⏱️ Timing

Total: 989ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.44.166, 172.66.47.90
AAAA22606:4700:310c::ac42:2ca6, 2606:4700:310c::ac42:2f5a
NS2blair.ns.cloudflare.com, kellen.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1blair.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

3lesson17.pages.dev resolves to four IP addresses: 172.66.44.166, 172.66.47.90, 2606:4700:310c::ac42:2ca6 and 2606:4700:310c::ac42:2f5a.

Among the host names that share IP numbers with 3lesson17.pages.dev are openai-proxy-2mc.pages.dev, 014925396510-rackspace-loginwe6ee67wd.pages.dev, google-249-099-8527.pages.dev and two others.

Name Servers

3lesson17.pages.dev is delegated to two name servers: blair.ns.cloudflare.com and kellen.ns.cloudflare.com.

3lesson17.pages.dev has the same name server delegation as a number of other domains, such as 3lesson23.pages.dev, 3lesson8.pages.dev, n1neman.fun and two more.

3lesson17.pages.dev partially shares its NS delegation with several other domains, including po34u72830904.shop, kmoe8.com, probetargets.com and two others.

The name servers kenia.ns.cloudflare.com, edward.ns.cloudflare.com, jihoon.ns.cloudflare.com and rodrigo.ns.cloudflare.com are often found in use alongside these name servers.

Host names resolving to 6 IP numbers:

blair.ns.cloudflare.com resolves to 108.162.194.121, 162.159.38.121, 172.64.34.121 and 3 other IP addresses.

kellen.ns.cloudflare.com resolves to 108.162.195.160, 162.159.44.160, 172.64.35.160 and 3 other IP addresses.