mechstudy.com - robtex.com

mechstudy.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:9028🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2f1c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.28Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.40🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjacqueline.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2684🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacqueline.ns.cloudflare.com
A2803:f800:50::6ca2:c284🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjacqueline.ns.cloudflare.com
A2a06:98c1:50::ac40:2284🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjacqueline.ns.cloudflare.com
A108.162.194.132🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacqueline.ns.cloudflare.com
A162.159.38.132Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacqueline.ns.cloudflare.com
A172.64.34.132🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacqueline.ns.cloudflare.com
NSpiotr.ns.cloudflare.com
A2606:4700:58::adf5:3bde🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpiotr.ns.cloudflare.com
A2803:f800:50::6ca2:c1de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpiotr.ns.cloudflare.com
A2a06:98c1:50::ac40:21de🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpiotr.ns.cloudflare.com
A108.162.193.222🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpiotr.ns.cloudflare.com
A172.64.33.222🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpiotr.ns.cloudflare.com
A173.245.59.222🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpiotr.ns.cloudflare.com
TXTNC-1952
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.47.28, 172.67.144.40
IPv6 hints2606:4700:3032::ac43:9028, 2606:4700:3035::6815:2f1c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOAjacqueline.ns.cloudflare.comdns@cloudflare.com serial=2398280558

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=1775986782

Same first word

mechstudy.com

Similar names

chemstudy.ru
stemduchy.com
studychem.com

DNS History

11 records (6 active, 5 former)

201820192020202120222023202420252026NSjacqueline.ns.cloudflare.compiotr.ns.cloudflare.comdns1.bigrock.indns2.bigrock.indns3.bigrock.indns4.bigrock.inA104.21.47.28172.67.144.402606:4700:3032::ac43:90282606:4700:3035::6815:2f1c166.62.28.144
○NSdns1.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-04-12 09:46:50
○NSdns2.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-04-12 09:46:50
○NSdns3.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-04-12 09:46:50
○NSdns4.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-04-12 09:46:50
●NSjacqueline.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50
●NSpiotr.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50
●A104.21.47.282026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50
○A166.62.28.1442017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-04-12 09:46:50
●A172.67.144.402026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50
●A2606:4700:3032::ac43:90282026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50
●A2606:4700:3035::6815:2f1c2026-04-07 → 2026-04-12 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-04-12 09:46:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...-
mechstudy.compiotr.ns.cloudflare.com, jacqueline.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.222

NS records: piotr.ns.cloudflare.com, jacqueline.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mechstudy.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.40, 104.21.47.28
AAAA22606:4700:3032::ac43:9028, 2606:4700:3035::6815:2f1c
NS2jacqueline.ns.cloudflare.com, piotr.ns.cloudflare.com
TXT1NC-1952
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jacqueline.ns.cloudflare.com dns.cloudfl

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mechstudy.com resolves to four IP numbers: 2606:4700:3032::ac43:9028, 2606:4700:3035::6815:2f1c, 104.21.47.28 and 172.67.144.40.

Other host names such as monplay.net, www.hkc.cc, kokojp5000ways.online, arthaku.id and yangtaisuu.com share IPs with mechstudy.com.

Name Servers

mechstudy.com is delegated to two name servers: jacqueline.ns.cloudflare.com and piotr.ns.cloudflare.com.

mechstudy.com shares the same name server setup as flashe.net, kera4d.org, aidsmyth.com, theworldstack.com and ns21.org.

mechstudy.com at least partially shares name servers with other domains, for instance wnsjlt.com, smartshe.net, (0x706f726e)ho.com, lenhardy.com and kms5.com.

These name servers are commonly used with betty.ns.cloudflare.com and gabe.ns.cloudflare.com.

Host names with six IP numbers:

jacqueline.ns.cloudflare.com points to 2606:4700:50::a29f:2684, 2803:f800:50::6ca2:c284, 2a06:98c1:50::ac40:2284, 108.162.194.132, 162.159.38.132 and 172.64.34.132.

piotr.ns.cloudflare.com points to 2606:4700:58::adf5:3bde, 2803:f800:50::6ca2:c1de, 2a06:98c1:50::ac40:21de, 108.162.193.222, 172.64.33.222 and 173.245.59.222.