variabletheory.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

variabletheory.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:442d🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:baa6🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.68.45Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.166🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgrannbo.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2696🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A2803:f800:50::6ca2:c296🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrannbo.ns.cloudflare.com
A2a06:98c1:50::ac40:2296🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrannbo.ns.cloudflare.com
A108.162.194.150🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A162.159.38.150Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
A172.64.34.150🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrannbo.ns.cloudflare.com
NSoswald.ns.cloudflare.com
A2606:4700:58::adf5:3bda🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A2803:f800:50::6ca2:c1da🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRoswald.ns.cloudflare.com
A2a06:98c1:50::ac40:21da🇺🇸 Cloudflare2a06:98c1:50::/45
PTRoswald.ns.cloudflare.com
A108.162.193.218🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A172.64.33.218🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A173.245.59.218🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.68.45, 172.67.186.166
IPv6 hints2606:4700:3030::6815:442d, 2606:4700:3030::ac43:baa6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=141, name=cloudflare-ech.com
SOAgrannbo.ns.cloudflare.comdns@cloudflare.com serial=2412269606

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

variabletheory.dev

Previous names

varaprasadh.dev
varar.dev
varcore.dev
vard.dev
vardahq.dev
vardek.dev
vardhanrangineni.dev
vardhman.dev
vardhol.dev
vardrun.dev
varealestate.dev
varel.dev
varela.dev
varenytskyi.dev
varg.dev
vargvakt.dev
varha.dev
variableclass.dev
variableprogress.dev
variablesoft.dev

Next names

variadic.dev
variant-customizer.dev
variant.dev
varick-agents.dev
varify.dev
vario.dev
variomedia.dev
variorum.dev
various.dev
variousbits.dev
varis.dev
varisht.dev
varist.dev
varivera.dev
varketa.dev
varkrid.dev
varleon.dev
varlhom.dev
varlo.dev
varlock.dev

DNS History

6 records (6 active, 0 former)

NSgrannbo.ns.cloudflare.comoswald.ns.cloudflare.comA104.21.68.45172.67.186.1662606:4700:3030::6815:442d2606:4700:3030::ac43:baa6
●NSgrannbo.ns.cloudflare.com2026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34
●NSoswald.ns.cloudflare.com2026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34
●A104.21.68.452026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34
●A172.67.186.1662026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34
●A2606:4700:3030::6815:442d2026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34
●A2606:4700:3030::ac43:baa62026-08-25 → 2026-08-28 · 2 obs
● 2026-08-25 19:44:20
● 2026-08-28 11:06:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
variabletheory.devoswald.ns.cloudflare.com, grannbo.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.150

NS records: oswald.ns.cloudflare.com, grannbo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for variabletheory.dev (unsigned zone)

⏱️ Timing

Total: 1890ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.186.166, 104.21.68.45
AAAA22606:4700:3030::ac43:baa6, 2606:4700:3030::6815:442d
NS2grannbo.ns.cloudflare.com, oswald.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1grannbo.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

variabletheory.dev directs to four IP numbers, which are 104.21.68.45, 172.67.186.166, 2606:4700:3030::6815:442d and 2606:4700:3030::ac43:baa6.

Additional host names — lahealthyliving.com, evolve-service.digital, gamebai.sh and two others — share IP numbers with variabletheory.dev.

Name Servers

variabletheory.dev is delegated to two name servers: grannbo.ns.cloudflare.com and oswald.ns.cloudflare.com.

variabletheory.dev shares its name server setup with other domains, including 1engr.ir, riveliafr.com, cherrywork.shop and two others.

There is at least partial name server overlap between variabletheory.dev and other domains — gaviinfo.com.br, yel-profile-facts-2.pages.dev, 38008.qpon and two more among them.

These name servers frequently co-occur with the name servers norm.ns.cloudflare.com and dexter.ns.cloudflare.com.

Host names with 6 IP numbers:

grannbo.ns.cloudflare.com resolves to 108.162.194.150, 162.159.38.150, 172.64.34.150 and 3 other IP addresses.

oswald.ns.cloudflare.com resolves to 108.162.193.218, 172.64.33.218, 173.245.59.218 and 3 other IP addresses.