dongchengedu.com - robtex.com

dongchengedu.com

DNSSEC⚠️ Not signed
A156.226.61.184🇸🇨 MYCLOUD-AS-AP156.226.48.0/20
NSa11.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
NSb11.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=1782427388

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=1785198382

Same first word

dongchengedu.com

DNS History

16 records (5 active, 11 former)

201820192020202120222023202420252026NSa.share-dns.coma11.share-dns.comb.share-dns.netb11.share-dns.neta1.share-dns.coma7.share-dns.coma8.share-dns.comb1.share-dns.netb7.share-dns.netb8.share-dns.netns57.domaincontrol.comns58.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA156.226.61.18472.167.232.185
●NSa.share-dns.com2026-03-15 → 2026-07-28 · 3 obs
○ 2018-11-10 18:51:44
● 2026-03-15 06:29:06
● 2026-07-28 00:50:52
○NSa1.share-dns.com2026-03-18 → 2026-03-18 · 5 obs
○ 2026-03-17 01:27:52
● 2026-03-18 02:02:04
● 2026-03-18 11:37:22
○ 2026-06-01 22:28:38
○ 2026-07-28 00:50:52
●NSa11.share-dns.com2026-07-01 → 2026-07-28 · 3 obs
○ 2026-06-01 22:28:38
● 2026-07-01 09:36:46
● 2026-07-28 00:50:52
○NSa7.share-dns.com2026-03-15 → 2026-03-17 · 5 obs
○ 2018-11-10 18:51:44
● 2026-03-15 06:29:06
● 2026-03-17 01:27:52
○ 2026-03-18 02:02:04
○ 2026-07-28 00:50:52
○NSa8.share-dns.com2026-06-01 → 2026-06-01 · 4 obs
○ 2026-03-18 11:37:22
● 2026-06-01 22:28:38
○ 2026-07-01 09:36:46
○ 2026-07-28 00:50:52
●NSb.share-dns.net2026-03-15 → 2026-07-28 · 3 obs
○ 2018-11-10 18:51:44
● 2026-03-15 06:29:06
● 2026-07-28 00:50:52
○NSb1.share-dns.net2026-03-18 → 2026-03-18 · 5 obs
○ 2026-03-17 01:27:52
● 2026-03-18 02:02:04
● 2026-03-18 11:37:22
○ 2026-06-01 22:28:38
○ 2026-07-28 00:50:52
●NSb11.share-dns.net2026-07-01 → 2026-07-28 · 3 obs
○ 2026-06-01 22:28:38
● 2026-07-01 09:36:46
● 2026-07-28 00:50:52
○NSb7.share-dns.net2026-03-15 → 2026-03-17 · 5 obs
○ 2018-11-10 18:51:44
● 2026-03-15 06:29:06
● 2026-03-17 01:27:52
○ 2026-03-18 02:02:04
○ 2026-07-28 00:50:52
○NSb8.share-dns.net2026-06-01 → 2026-06-01 · 4 obs
○ 2026-03-18 11:37:22
● 2026-06-01 22:28:38
○ 2026-07-01 09:36:46
○ 2026-07-28 00:50:52
○NSns57.domaincontrol.com2017-02-13 → 2017-02-13 · 3 obs
● 2017-02-13 12:16:28
○ 2018-11-10 18:51:44
○ 2026-07-28 00:50:52
○NSns58.domaincontrol.com2017-02-13 → 2017-02-13 · 3 obs
● 2017-02-13 12:16:28
○ 2018-11-10 18:51:44
○ 2026-07-28 00:50:52
○MXmailstore1.secureserver.net2017-02-13 → 2017-02-13 · 3 obs
● 2017-02-13 12:16:28
○ 2018-11-10 18:51:44
○ 2026-07-28 00:50:52
○MXsmtp.secureserver.net2017-02-13 → 2017-02-13 · 3 obs
● 2017-02-13 12:16:28
○ 2018-11-10 18:51:44
○ 2026-07-28 00:50:52
●A156.226.61.1842026-03-15 → 2026-07-28 · 3 obs
○ 2018-11-10 18:51:44
● 2026-03-15 06:29:06
● 2026-07-28 00:50:52
○A72.167.232.1852017-02-13 → 2017-02-13 · 3 obs
● 2017-02-13 12:16:28
○ 2018-11-10 18:51:44
○ 2026-07-28 00:50:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...-
dongchengedu.comb11.share-dns.net, a11.share-dns.com1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b11.share-dns.net, a11.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dongchengedu.com (unsigned zone)

⏱️ Timing

Total: 262ms | Queries: -

📄 Records

TypeCountSample Data
A1156.226.61.184
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 (a11.share-dns.com)

Analysis

IP Addresses

dongchengedu.com directs to one IP number, which is 156.226.61.184.

Other hosts including mindpur.com, samload.com and tjmsc.com share IP addresses with dongchengedu.com.

Name Servers

The domain dongchengedu.com is delegated to these four name servers: a11.share-dns.com, a.share-dns.com, b11.share-dns.net and b.share-dns.net.

There is at least partial name server overlap between dongchengedu.com and other domains — 21an.com, ygscale.com, nunjian.com and two more among them.

These name servers regularly appear alongside a4.share-dns.com, b4.share-dns.net, ns1.gname-dns.com and 7 other name servers in NS record sets.

Each of a11.share-dns.com, a.share-dns.com, b11.share-dns.net and b.share-dns.net has a single IP address — a11.share-dns.com and a.share-dns.com direct to 172.64.53.25, and b11.share-dns.net and b.share-dns.net direct to 172.64.52.239.

The host names a11.share-dns.com and a.share-dns.com both resolve to 172.64.53.25 IP addresses.

The host names b11.share-dns.net and b.share-dns.net both resolve to 172.64.52.239 IP addresses.