stdclass.work - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stdclass.work

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:84b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:9ced🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.75Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.237🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbecky.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a49🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbecky.ns.cloudflare.com
A2803:f800:50::6ca2:c049🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbecky.ns.cloudflare.com
A2a06:98c1:50::ac40:2049🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbecky.ns.cloudflare.com
A108.162.192.73🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbecky.ns.cloudflare.com
A172.64.32.73🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbecky.ns.cloudflare.com
A173.245.58.73🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbecky.ns.cloudflare.com
NSwill.ns.cloudflare.com
A2606:4700:58::adf5:3b95🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A2803:f800:50::6ca2:c195🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwill.ns.cloudflare.com
A2a06:98c1:50::ac40:2195🇺🇸 Cloudflare2a06:98c1:50::/45
PTRwill.ns.cloudflare.com
A108.162.193.149🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A172.64.33.149🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
A173.245.59.149🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwill.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.8.75, 172.67.156.237
IPv6 hints2606:4700:3035::6815:84b, 2606:4700:3036::ac43:9ced
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOAbecky.ns.cloudflare.comdns@cloudflare.com serial=2415906849

work

DNSSEC🔒 Signed (DS record present)
NSa.nic.work ⭐
NSb.nic.work
NSc.nic.work
NSx.nic.work
NSy.nic.work
NSz.nic.work
SOAa.nic.workadmin@tldns.godaddy serial=1790705859
⚠️ On DNS blocklist: spam-tlds

Same first word

stdclass.work
stdclass.co

Similar names

dtsclass.com
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DNS History

10 records (6 active, 4 former)

NSbecky.ns.cloudflare.comwill.ns.cloudflare.comA104.21.8.75172.67.156.2372606:4700:3035::6815:84b2606:4700:3036::ac43:9ced188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSbecky.ns.cloudflare.com2026-09-26 → 2026-09-29 · 2 obs
● 2026-09-26 08:08:10
● 2026-09-29 18:28:38
●NSwill.ns.cloudflare.com2026-09-26 → 2026-09-29 · 2 obs
● 2026-09-26 08:08:10
● 2026-09-29 18:28:38
●A104.21.8.752026-09-29 → 2026-09-29 · 3 obs
○ 2026-09-26 08:08:10
● 2026-09-29 18:28:34
● 2026-09-29 18:28:38
●A172.67.156.2372026-09-29 → 2026-09-29 · 3 obs
○ 2026-09-26 08:08:10
● 2026-09-29 18:28:34
● 2026-09-29 18:28:38
○A188.114.96.02026-09-26 → 2026-09-26 · 3 obs
● 2026-09-26 08:08:10
○ 2026-09-29 18:28:34
○ 2026-09-29 18:28:38
○A188.114.97.02026-09-26 → 2026-09-26 · 3 obs
● 2026-09-26 08:08:10
○ 2026-09-29 18:28:34
○ 2026-09-29 18:28:38
●A2606:4700:3035::6815:84b2026-09-29 → 2026-09-29 · 3 obs
○ 2026-09-26 08:08:10
● 2026-09-29 18:28:34
● 2026-09-29 18:28:38
●A2606:4700:3036::ac43:9ced2026-09-29 → 2026-09-29 · 3 obs
○ 2026-09-26 08:08:10
● 2026-09-29 18:28:34
● 2026-09-29 18:28:38
○A2a06:98c1:3120::2026-09-26 → 2026-09-26 · 3 obs
● 2026-09-26 08:08:10
○ 2026-09-29 18:28:34
○ 2026-09-29 18:28:38
○A2a06:98c1:3121::2026-09-26 → 2026-09-26 · 3 obs
● 2026-09-26 08:08:10
○ 2026-09-29 18:28:34
○ 2026-09-29 18:28:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
worka.nic.work, b.nic.work, c.nic.work, x.nic.work...12 records
stdclass.workwill.ns.cloudflare.com, becky.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.73

NS records: will.ns.cloudflare.com, becky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stdclass.work (unsigned zone)

⏱️ Timing

Total: 703ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.8.75, 172.67.156.237
AAAA22606:4700:3036::ac43:9ced, 2606:4700:3035::6815:84b
NS2becky.ns.cloudflare.com, will.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1becky.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.work, b.nic.work, c.nic.work...)

Analysis

IP Addresses

stdclass.work resolves to four IP addresses: 104.21.8.75, 172.67.156.237, 2606:4700:3035::6815:84b and 2606:4700:3036::ac43:9ced.

epic21club.xyz, sdspecialtyproducers.org, shbets.sbs and two other host names share IP numbers with stdclass.work.

Name Servers

DNS delegation for stdclass.work points to two name servers: becky.ns.cloudflare.com and will.ns.cloudflare.com.

stdclass.work uses the same name servers as several other domains — among them projetcarrelage.ca, firat.edu.pl, disclab.uk and two more.

stdclass.work has at least partial name server overlap with other domains, such as snowbell-hotel.workers.dev, krs-assesment-1.pages.dev, grandlodgebrianhead.com and two others.

It is common to find these name servers paired with the name servers conrad.ns.cloudflare.com, dawn.ns.cloudflare.com, trace.ns.cloudflare.com and moura.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

becky.ns.cloudflare.com has IP addresses 108.162.192.73, 172.64.32.73 and 173.245.58.73, plus 3 other.

will.ns.cloudflare.com has IP addresses 108.162.193.149, 172.64.33.149 and 173.245.59.149, plus 3 other.