zj-study.com - robtex.com

zj-study.com

DNSSEC⚠️ Not signed
A38.238.206.122🇺🇸 HDHK38.238.192.0/20
NSa3.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb3.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1771823541

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=1778458021

Same first word

zj-study.com

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma3.share-dns.comb.share-dns.netb3.share-dns.netdns11.hichina.comdns12.hichina.comexpire1.gname-dns.comexpire2.gname-dns.comA38.238.206.122103.27.4.59CNAMEexp.gs-cdn.com
●NSa.share-dns.com2026-04-25 → 2026-05-11 · 3 obs
○ 2017-03-14 11:14:30
● 2026-04-25 08:29:20
● 2026-05-11 00:30:08
●NSa3.share-dns.com2026-04-25 → 2026-05-11 · 3 obs
○ 2017-03-14 11:14:30
● 2026-04-25 08:29:20
● 2026-05-11 00:30:08
●NSb.share-dns.net2026-04-25 → 2026-05-11 · 3 obs
○ 2017-03-14 11:14:30
● 2026-04-25 08:29:20
● 2026-05-11 00:30:08
●NSb3.share-dns.net2026-04-25 → 2026-05-11 · 3 obs
○ 2017-03-14 11:14:30
● 2026-04-25 08:29:20
● 2026-05-11 00:30:08
○NSdns11.hichina.com2015-05-16 → 2017-03-14 · 4 obs
● 2015-05-16 00:14:14
● 2017-03-14 11:14:30
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08
○NSdns12.hichina.com2015-05-16 → 2017-03-14 · 4 obs
● 2015-05-16 00:14:14
● 2017-03-14 11:14:30
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08
○NSexpire1.gname-dns.com2026-04-25 → 2026-05-11 · 2 obs
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08
○NSexpire2.gname-dns.com2026-04-25 → 2026-05-11 · 2 obs
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08
○A103.27.4.592015-10-10 → 2017-03-14 · 4 obs
● 2015-10-10 20:41:00
● 2017-03-14 11:14:30
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08
●A38.238.206.1222026-04-25 → 2026-05-11 · 3 obs
○ 2017-03-14 11:14:30
● 2026-04-25 08:29:20
● 2026-05-11 00:30:08
○CNAMEexp.gs-cdn.com2026-04-25 → 2026-05-11 · 2 obs
○ 2026-04-25 08:29:20
○ 2026-05-11 00:30:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...-
zj-study.comb3.share-dns.net, a3.share-dns.com1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b3.share-dns.net, a3.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zj-study.com (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

TypeCountSample Data
A138.238.206.122
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a3.share-dns.com)

Analysis

IP Addresses

zj-study.com resolves to one IP number: 38.238.206.122.

Name Servers

zj-study.com is delegated to four name servers: a3.share-dns.com, a.share-dns.com, b3.share-dns.net and b.share-dns.net.

zj-study.com at least partially shares name servers with other domains, for instance fyjhh.com, bluemounthd.com.cn, 9948d.com, zoaa.cn and iaqair.com.

These name servers are commonly used with the following name servers: a9.share-dns.com, b9.share-dns.net, a7.share-dns.com, b7.share-dns.net, a11.share-dns.com, b11.share-dns.net, a4.share-dns.com, b4.share-dns.net, a10.share-dns.com and b10.share-dns.net.

Host names with a single IP:

a3.share-dns.com points to 172.64.53.25.

a.share-dns.com points to 172.64.53.25.

b3.share-dns.net points to 172.64.52.239.

b.share-dns.net points to 172.64.52.239.

Host names pointing to 172.64.53.25: a3.share-dns.com and a.share-dns.com.

Host names pointing to 172.64.52.239: b3.share-dns.net and b.share-dns.net.