`dtddedu.com`

DNSSEC	⚠️ Not signed
A	43.155.166.205^{🇰🇷 TENCENT-NET-AP-CN43.155.128.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-27-251.defastlink.net`
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-48-223.defastlink.net`
SOA	`ns1.julydns.com`master@jmdns.com serial=1754895743

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

dtddedu.com

DNS History

10 records (5 active, 5 former)

●NSns1.judns.com2026-03-19 → 2026-03-23 · 3 obs

○ 2016-08-12 04:25:22
● 2026-03-19 21:34:50
● 2026-03-23 09:06:42

●NSns1.julydns.com2026-03-19 → 2026-03-23 · 3 obs

○ 2016-08-12 04:25:22
● 2026-03-19 21:34:50
● 2026-03-23 09:06:42

○NSns13.xincache.com2015-06-09 → 2015-12-24 · 4 obs

● 2015-06-09 14:36:16
● 2015-12-24 17:51:18
○ 2016-08-12 04:25:22
○ 2026-03-23 09:06:42

○NSns14.xincache.com2015-06-09 → 2016-04-01 · 4 obs

● 2015-06-09 14:36:16
● 2016-04-01 03:36:50
○ 2016-08-12 04:25:22
○ 2026-03-23 09:06:42

●NSns2.judns.com2026-03-19 → 2026-03-23 · 3 obs

○ 2016-08-12 04:25:22
● 2026-03-19 21:34:50
● 2026-03-23 09:06:42

●NSns2.julydns.com2026-03-19 → 2026-03-23 · 3 obs

○ 2016-08-12 04:25:22
● 2026-03-19 21:34:50
● 2026-03-23 09:06:42

○A114.112.56.1232015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 14:36:16
○ 2015-10-24 06:38:52
○ 2026-03-23 09:06:42

○A119.10.36.1502015-12-24 → 2016-04-01 · 5 obs

○ 2015-10-24 06:38:52
● 2015-12-24 17:51:18
● 2016-04-01 03:36:50
○ 2016-08-12 04:25:22
○ 2026-03-23 09:06:42

○A119.10.36.1542015-10-24 → 2015-10-24 · 4 obs

○ 2015-06-09 14:36:16
● 2015-10-24 06:38:52
○ 2015-12-24 17:51:18
○ 2026-03-23 09:06:42

●A43.155.166.2052026-03-19 → 2026-03-23 · 3 obs

○ 2016-08-12 04:25:22
● 2026-03-19 21:34:50
● 2026-03-23 09:06:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dtddedu.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:47.97.51.45

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dtddedu.com (unsigned zone)

⏱️ Timing

Total: 3341ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.155.166.205`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

dtddedu.com points to a single IP number: 43.155.166.205.

Other host names, for instance ds6.com.cn, www.ds6.com.cn and www.gattostock.com share IP numbers with dtddedu.com.

Name Servers

dtddedu.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

dtddedu.com shares name servers with other domains at least partially, for instance 28389.cc, ervike.com, obsk.cn, shijigeku.com and jzjzhotel.com.