studyptb.work - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

studyptb.work

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4fb4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:92d9🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.79.180Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.217🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShadlee.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2643🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhadlee.ns.cloudflare.com
A2803:f800:50::6ca2:c243🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhadlee.ns.cloudflare.com
A2a06:98c1:50::ac40:2243🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhadlee.ns.cloudflare.com
A108.162.194.67🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.38.67Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.34.67🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSnitin.ns.cloudflare.com
A2606:4700:58::adf5:3bd7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A2803:f800:50::6ca2:c1d7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnitin.ns.cloudflare.com
A2a06:98c1:50::ac40:21d7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnitin.ns.cloudflare.com
A108.162.193.215🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A172.64.33.215🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
A173.245.59.215🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnitin.ns.cloudflare.com
MXeforward1.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward2.registrar-servers.com ⭐
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward3.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward4.registrar-servers.com(15)
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward5.registrar-servers.com(20)
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
TXTgoogle-site-verification=kKAECPfpSJiATFkVAP4hQshrhe2aYSWkTWsKWERfLoA
TXTv=spf1 include:spf.efwd.registrar-servers.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.79.180, 172.67.146.217
IPv6 hints2606:4700:3030::6815:4fb4, 2606:4700:3030::ac43:92d9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOAhadlee.ns.cloudflare.comdns@cloudflare.com serial=2415751010

work

DNSSEC⚠️ Not signed
NSa.nic.work ⭐
NSb.nic.work
NSc.nic.work
NSx.nic.work
NSy.nic.work
NSz.nic.work
SOAa.nic.workadmin@tldns.godaddy serial=1792694038
⚠️ On DNS blocklist: spam-tlds

Same first word

studyptb.work

Similar names

ttydpubs.top

Previous names

studybits.work
studyblockchain.work
studybuddyai.work
studycareer.work
studyclip.work
studyday.work
studydeck.work
studydesk.work
studyfor.work
studyforge.work
studyhavenk.work
studying.work
studyinmy.work
studyinusa.work
studylink.work
studyloft.work
studymaps.work
studyone.work
studypilot.work

Next names

studyshare.work
studysmart.work
studysocial.work
studysparklab.work
studysprint.work
studywitheila.work
stuetzner.work
stuff.work
stuffandthings.work
stuffandtools.work
stuffbox.work
stuffdget.work
stuffed.work
stuffedget.work
stuffedgetas.work
stuffgetting.work
stuffgirlie.work
stuffglobal.work
stuffgoldy.work
stuffgolf.work

DNS History

11 records (11 active, 0 former)

NShadlee.ns.cloudflare.comnitin.ns.cloudflare.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comA104.21.79.180172.67.146.2172606:4700:3030::6815:4fb42606:4700:3030::ac43:92d9
●NShadlee.ns.cloudflare.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●NSnitin.ns.cloudflare.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●MXeforward1.registrar-servers.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●MXeforward2.registrar-servers.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●MXeforward3.registrar-servers.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●MXeforward4.registrar-servers.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●MXeforward5.registrar-servers.com2026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●A104.21.79.1802026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●A172.67.146.2172026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●A2606:4700:3030::6815:4fb42026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20
●A2606:4700:3030::ac43:92d92026-09-10 → 2026-10-22 · 2 obs
● 2026-09-10 14:41:40
● 2026-10-22 19:13:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
worka.nic.work, b.nic.work, c.nic.work, x.nic.work...12 records
studyptb.worknitin.ns.cloudflare.com, hadlee.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.67

NS records: nitin.ns.cloudflare.com, hadlee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyptb.work (unsigned zone)

⏱️ Timing

Total: 3165ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.79.180, 172.67.146.217
AAAA22606:4700:3030::ac43:92d9, 2606:4700:3030::6815:4fb4
NS2hadlee.ns.cloudflare.com, nitin.ns.cloudflare.com
MX5eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...
TXT2google-site-verification=kKAECPfpSJiATFk, v=spf1 include:spf.efwd.registrar-server
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hadlee.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studyptb.work resolves to four IP addresses: 104.21.79.180, 172.67.146.217, 2606:4700:3030::6815:4fb4 and 2606:4700:3030::ac43:92d9.

toolbitshub.com, mvcp0927.openai9315.com, yy0164.top and two other host names share IP numbers with studyptb.work.

Name Servers

studyptb.work uses two name servers for its delegation: hadlee.ns.cloudflare.com and nitin.ns.cloudflare.com.

studyptb.work uses the same name servers as several other domains — among them zuixindywz.pages.dev, manpowerhr.top, squarestudy.asia and two more.

studyptb.work partially shares its NS delegation with several other domains, including imigrasisalor.com, ezaccess-project-7e9638.pages.dev, tiket200-hp.cfd and two others.

These name servers often co-occur with the name servers shane.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname hadlee.ns.cloudflare.com directs to 108.162.194.67, 162.159.38.67 and 172.64.34.67 along with 3 other IP addresses.

Hostname nitin.ns.cloudflare.com directs to 108.162.193.215, 172.64.33.215 and 173.245.59.215 along with 3 other IP addresses.

Mail Servers

studyptb.work is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

studyptb.work has at least partial mail server overlap with other domains such as wirerope-ru.com, allhandyman.org, (0x6f6e6c7966616e73)us.net and two more.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com regularly co-occur with these mail servers.

Hosts with just one IP address:

eforward1.registrar-servers.com has the IP address 162.255.118.51.

eforward2.registrar-servers.com has the IP address 162.255.118.52.

eforward3.registrar-servers.com has the IP address 162.255.118.51.

eforward4.registrar-servers.com has the IP address 162.255.118.52.

eforward5.registrar-servers.com has the IP address 162.255.118.51.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.

Both eforward2.registrar-servers.com and eforward4.registrar-servers.com resolve to 162.255.118.52 IP addresses each.