mechstudy.com - dns.ninja

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=169, name=cloudflare-ech.com
SOAjacqueline.ns.cloudflare.comdns@cloudflare.com serial=2404575869

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=1781373638

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
○ 2026-06-13 18:18:04
○NSdns2.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-06-13 18:18:04
○NSdns3.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-06-13 18:18:04
○NSdns4.bigrock.in2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-06-13 18:18:04
●NSjacqueline.ns.cloudflare.com2026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04
●NSpiotr.ns.cloudflare.com2026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04
●A104.21.47.282026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04
○A166.62.28.1442017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 09:25:04
○ 2026-04-07 20:51:24
○ 2026-06-13 18:18:04
●A172.67.144.402026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04
●A2606:4700:3032::ac43:90282026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04
●A2606:4700:3035::6815:2f1c2026-04-07 → 2026-06-13 · 3 obs
○ 2017-09-08 09:25:04
● 2026-04-07 20:51:24
● 2026-06-13 18:18:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...-
mechstudy.compiotr.ns.cloudflare.com, jacqueline.ns.cloudflare.com12 records

✅ Authoritative Response

Server:172.64.33.222

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: 363ms | 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 points to four IP numbers: 104.21.47.28, 172.67.144.40, 2606:4700:3032::ac43:9028 and 2606:4700:3035::6815:2f1c.

Two other host names, along with monplay.net, www.hkc.cc and alli01.com, also share IP numbers with mechstudy.com.

Name Servers

mechstudy.com has two authoritative name servers — jacqueline.ns.cloudflare.com and piotr.ns.cloudflare.com.

mechstudy.com shares its NS records with other domains, for example flashe.net, theworldstack.com, credepropa.pro and two others.

There is at least partial name server overlap between mechstudy.com and other domains — wnsjlt.com, ivuhifa.top, smartshe.net and two more among them.

These name servers frequently co-occur with the name servers betty.ns.cloudflare.com and gabe.ns.cloudflare.com.

DNS names with 6 IP addresses:

jacqueline.ns.cloudflare.com points to 108.162.194.132, 162.159.38.132, 172.64.34.132 and 3 other IP addresses.

piotr.ns.cloudflare.com points to 108.162.193.222, 172.64.33.222, 173.245.59.222 and 3 other IP addresses.