polytechmain.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

polytechmain.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:bc5d🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:28cc🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.40.204Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.93🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScass.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a51🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A2803:f800:50::6ca2:c051🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcass.ns.cloudflare.com
A2a06:98c1:50::ac40:2051🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcass.ns.cloudflare.com
A108.162.192.81🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A172.64.32.81🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
A173.245.58.81🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcass.ns.cloudflare.com
NSgeorge.ns.cloudflare.com
A2606:4700:58::adf5:3ba7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A2803:f800:50::6ca2:c1a7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgeorge.ns.cloudflare.com
A2a06:98c1:50::ac40:21a7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgeorge.ns.cloudflare.com
A108.162.193.167🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A172.64.33.167🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
A173.245.59.167🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgeorge.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.40.204, 172.67.188.93
IPv6 hints2606:4700:3031::ac43:bc5d, 2606:4700:3036::6815:28cc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOAcass.ns.cloudflare.comdns@cloudflare.com serial=2415678668

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

Similar names

Previous names

Next names

DNS History

6 records (6 active, 0 former)

NScass.ns.cloudflare.comgeorge.ns.cloudflare.comA104.21.40.204172.67.188.932606:4700:3031::ac43:bc5d2606:4700:3036::6815:28cc
●NScass.ns.cloudflare.com2026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04
●NSgeorge.ns.cloudflare.com2026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04
●A104.21.40.2042026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04
●A172.67.188.932026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04
●A2606:4700:3031::ac43:bc5d2026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04
●A2606:4700:3036::6815:28cc2026-09-19 → 2026-09-25 · 2 obs
● 2026-09-19 23:44:52
● 2026-09-25 21:33:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
polytechmain.devgeorge.ns.cloudflare.com, cass.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.81

NS records: george.ns.cloudflare.com, cass.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytechmain.dev (unsigned zone)

⏱️ Timing

Total: 601ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.40.204, 172.67.188.93
AAAA22606:4700:3036::6815:28cc, 2606:4700:3031::ac43:bc5d
NS2cass.ns.cloudflare.com, george.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cass.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

polytechmain.dev has four IP addresses: 104.21.40.204, 172.67.188.93, 2606:4700:3031::ac43:bc5d and 2606:4700:3036::6815:28cc.

Additional host names — gokil77.com, xin888.bid, oquirrhviewstorage.com and two others — share IP numbers with polytechmain.dev.

Name Servers

polytechmain.dev is served by two delegated name servers, cass.ns.cloudflare.com and george.ns.cloudflare.com.

polytechmain.dev shares its name server setup with other domains, including moosebrowser.com, thndr.net, ordemnobolso.com.br and two others.

polytechmain.dev has at least partial name server overlap with other domains, such as counter-web-app.pages.dev, payextrasalary53.pages.dev, xxsp-220.pages.dev and two others.

It is common to find these name servers paired with the name servers ingrid.ns.cloudflare.com, noah.ns.cloudflare.com, aragorn.ns.cloudflare.com and josh.ns.cloudflare.com.

Host names with 6 IP numbers:

cass.ns.cloudflare.com carries IP addresses 108.162.192.81, 172.64.32.81 and 173.245.58.81, with 3 other addresses beyond those.

george.ns.cloudflare.com carries IP addresses 108.162.193.167, 172.64.33.167 and 173.245.59.167, with 3 other addresses beyond those.