studywh.com - robtex.com

studywh.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:bf0d🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:5464🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.84.100Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.191.13🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSprincess.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2611🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A2803:f800:50::6ca2:c211🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRprincess.ns.cloudflare.com
A2a06:98c1:50::ac40:2211🇺🇸 Cloudflare2a06:98c1:50::/45
PTRprincess.ns.cloudflare.com
A108.162.194.17🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A162.159.38.17Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A172.64.34.17🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
NSquentin.ns.cloudflare.com
A2606:4700:58::a29f:2c07🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A2803:f800:50::6ca2:c307🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRquentin.ns.cloudflare.com
A2a06:98c1:50::ac40:2307🇺🇸 Cloudflare2a06:98c1:50::/45
PTRquentin.ns.cloudflare.com
A108.162.195.7🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A162.159.44.7Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A172.64.35.7🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.84.100, 172.67.191.13
IPv62606:4700:3035::ac43:bf0d, 2606:4700:3036::6815:5464
SOAprincess.ns.cloudflare.comdns@cloudflare.com serial=2398898372

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

studywh.com

Similar names

hwstudy.com
hwstudy.co.kr

DNS History

9 records (6 active, 3 former)

202120222023202420252026NSprincess.ns.cloudflare.comquentin.ns.cloudflare.comjm1.dns.comjm2.dns.comA104.21.84.100172.67.191.132606:4700:3035::ac43:bf0d2606:4700:3036::6815:5464104.224.234.122
○NSjm1.dns.com2020-02-03 → 2020-02-03 · 3 obs
● 2020-02-03 01:28:38
○ 2026-03-15 00:44:10
○ 2026-03-24 01:57:24
○NSjm2.dns.com2020-02-03 → 2020-02-03 · 3 obs
● 2020-02-03 01:28:38
○ 2026-03-15 00:44:10
○ 2026-03-24 01:57:24
●NSprincess.ns.cloudflare.com2026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24
●NSquentin.ns.cloudflare.com2026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24
●A104.21.84.1002026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24
○A104.224.234.1222020-02-03 → 2020-02-03 · 3 obs
● 2020-02-03 01:28:38
○ 2026-03-15 00:44:10
○ 2026-03-24 01:57:24
●A172.67.191.132026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24
●A2606:4700:3035::ac43:bf0d2026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24
●A2606:4700:3036::6815:54642026-03-15 → 2026-03-24 · 3 obs
○ 2020-02-03 01:28:38
● 2026-03-15 00:44:10
● 2026-03-24 01:57:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
studywh.comprincess.ns.cloudflare.com, quentin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.17

NS records: princess.ns.cloudflare.com, quentin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studywh.com (unsigned zone)

⏱️ Timing

Total: 179ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.84.100, 172.67.191.13
AAAA22606:4700:3036::6815:5464, 2606:4700:3035::ac43:bf0d
NS2princess.ns.cloudflare.com, quentin.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1princess.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (princess.ns.cloudflare.com, princess.ns.cloudflare.com, princess.ns.cloudflare.com...)

Analysis

IP Addresses

studywh.com maps to four IP numbers: 2606:4700:3035::ac43:bf0d, 2606:4700:3036::6815:5464, 104.21.84.100 and 172.67.191.13.

other host names include edtracker.org.uk, retard.in, skandichic.pl, host.loveclip.gr and pgwkj.com; they share IP numbers with studywh.com.

Name Servers

Two name servers princess.ns.cloudflare.com and quentin.ns.cloudflare.com handle the delegation for studywh.com.

studywh.com shares the same name server setup as other domains, for instance 0543web.com, truewincorp.com, kxxueche.com, gegeshangpin.com and guishunlawfirm.com.

studywh.com at least partially shares name servers with other domains, for instance econ-wpseries.com, wps.pl, lcjtyp.com, mikeymcphee.com and meiqicaiwu.com.

These name servers are commonly used alongside mark.ns.cloudflare.com.

Six IP addresses per host:

princess.ns.cloudflare.com points to 2606:4700:50::a29f:2611, 2803:f800:50::6ca2:c211, 2a06:98c1:50::ac40:2211, 108.162.194.17, 162.159.38.17 and 172.64.34.17; quentin.ns.cloudflare.com points to 2606:4700:58::a29f:2c07, 2803:f800:50::6ca2:c307, 2a06:98c1:50::ac40:2307, 108.162.195.7, 162.159.44.7 and 172.64.35.7