study27.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

study27.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:496a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:bda8🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.73.106Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.189.168🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSguss.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bac🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A2803:f800:50::6ca2:c1ac🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRguss.ns.cloudflare.com
A2a06:98c1:50::ac40:21ac🇺🇸 Cloudflare2a06:98c1:50::/45
PTRguss.ns.cloudflare.com
A108.162.193.172🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A172.64.33.172🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A173.245.59.172🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
NSkara.ns.cloudflare.com
A2606:4700:50::adf5:3a7b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkara.ns.cloudflare.com
A2803:f800:50::6ca2:c07b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkara.ns.cloudflare.com
A2a06:98c1:50::ac40:207b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkara.ns.cloudflare.com
A108.162.192.123🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkara.ns.cloudflare.com
A172.64.32.123🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkara.ns.cloudflare.com
A173.245.58.123🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkara.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.73.106, 172.67.189.168
IPv6 hints2606:4700:3031::6815:496a, 2606:4700:3032::ac43:bda8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com
SOAguss.ns.cloudflare.comdns@cloudflare.com serial=2416356632

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=1794556026

Same first word

study27.com

Similar names

72study.kr
dusty27.synology.me
72study.co.kr
72study.com

Previous names

study211.com
study2112.com
study21cn.com
study22.com
study224.com
study23.com
study234.com
study239.com
study24.com
study247.com
study247exam.com
study247library.com
study24ai.com
study24h.com
study24hour.com
study24hours.com
study24hr.com
study24seven.com
study24x7.com
study24you.com

Next names

study288.com
study29.com
study2929.com
study2abroad.com
study2ace.com
study2achieve.com
study2america.com
study2apply.com
study2australia.com
study2b.com
study2be.com
study2business.com
study2career.com
study2cert.com
study2cloud.com
study2day.com

DNS History

6 records (6 active, 0 former)

NSguss.ns.cloudflare.comkara.ns.cloudflare.comA104.21.73.106172.67.189.1682606:4700:3031::6815:496a2606:4700:3032::ac43:bda8
●NSguss.ns.cloudflare.com2026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54
●NSkara.ns.cloudflare.com2026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54
●A104.21.73.1062026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54
●A172.67.189.1682026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54
●A2606:4700:3031::6815:496a2026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54
●A2606:4700:3032::ac43:bda82026-09-18 → 2026-11-13 · 2 obs
● 2026-09-18 16:38:14
● 2026-11-13 08:24:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...-
study27.comkara.ns.cloudflare.com, guss.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.172

NS records: kara.ns.cloudflare.com, guss.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study27.com (unsigned zone)

⏱️ Timing

Total: 203ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.189.168, 104.21.73.106
AAAA22606:4700:3031::6815:496a, 2606:4700:3032::ac43:bda8
NS2guss.ns.cloudflare.com, kara.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1guss.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

study27.com resolves to four IP addresses: 104.21.73.106, 172.67.189.168, 2606:4700:3031::6815:496a and 2606:4700:3032::ac43:bda8.

gobblethis.biz, apaldo-com.com, 89117lv.com plus two other host names have IP numbers in common with study27.com.

Name Servers

study27.com uses two name servers for its delegation: guss.ns.cloudflare.com and kara.ns.cloudflare.com.

The name server configuration of study27.com is shared with other domains, for instance tbclanhq.com, jigsum.com, jungwon898.workers.dev and two others.

study27.com partially shares its NS delegation with several other domains, including nisarg.me, gentilepatchescoaches.com, zefrex.com and two others.

These name servers are regularly seen alongside emerie.ns.cloudflare.com and peyton.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

Hostname guss.ns.cloudflare.com directs to 108.162.193.172, 172.64.33.172 and 173.245.59.172 along with 3 other IP addresses.

Hostname kara.ns.cloudflare.com directs to 108.162.192.123, 172.64.32.123 and 173.245.58.123 along with 3 other IP addresses.