`51todo.com`

DNSSEC	⚠️ Not signed
A	111.170.7.142^{🇨🇳 CT-XIANGYANG-IDC2111.170.0.0/20 襄阳IDC}
NS	`ns1.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}
NS	`ns1.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}
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}
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}
SOA	`ns1.julydns.com`master@jmdns.com serial=1770618706

`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=1777016431

Same first word

51todo.net

51todo.com

DNS History

15 records (5 active, 10 former)

○NSag1.juming.com2026-03-13 → 2026-04-24 · 2 obs

○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○NSag2.juming.com2026-03-13 → 2026-04-24 · 2 obs

○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○NSf1g1ns1.dnspod.net2015-08-20 → 2016-07-20 · 4 obs

● 2015-08-20 21:33:50
● 2016-07-20 03:30:50
○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○NSf1g1ns2.dnspod.net2015-08-20 → 2016-07-20 · 4 obs

● 2015-08-20 21:33:50
● 2016-07-20 03:30:50
○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

●NSns1.judns.com2026-03-13 → 2026-04-24 · 3 obs

○ 2016-07-20 03:30:50
● 2026-03-13 21:29:04
● 2026-04-24 08:08:06

●NSns1.julydns.com2026-03-13 → 2026-04-24 · 3 obs

○ 2016-07-20 03:30:50
● 2026-03-13 21:29:04
● 2026-04-24 08:08:06

●NSns2.judns.com2026-03-13 → 2026-04-24 · 3 obs

○ 2016-07-20 03:30:50
● 2026-03-13 21:29:04
● 2026-04-24 08:08:06

●NSns2.julydns.com2026-03-13 → 2026-04-24 · 3 obs

○ 2016-07-20 03:30:50
● 2026-03-13 21:29:04
● 2026-04-24 08:08:06

●A111.170.7.1422026-03-13 → 2026-04-24 · 3 obs

○ 2017-07-21 21:18:26
● 2026-03-13 21:29:04
● 2026-04-24 08:08:06

○A119.28.75.2492017-07-21 → 2017-07-21 · 4 obs

○ 2016-07-20 03:30:50
● 2017-07-21 21:18:26
○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○A47.88.50.162016-03-22 → 2016-07-20 · 5 obs

○ 2015-12-09 17:53:52
● 2016-03-22 00:54:38
● 2016-07-20 03:30:50
○ 2017-07-21 21:18:26
○ 2026-04-24 08:08:06

○A47.88.9.1092017-07-21 → 2017-07-21 · 4 obs

○ 2016-07-20 03:30:50
● 2017-07-21 21:18:26
○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○A58.96.181.322015-08-20 → 2015-12-09 · 4 obs

● 2015-08-20 21:33:50
● 2015-12-09 17:53:52
○ 2016-03-22 00:54:38
○ 2026-04-24 08:08:06

○CNAMEagent31.juming.com2026-03-13 → 2026-04-24 · 2 obs

○ 2026-03-13 21:29:04
○ 2026-04-24 08:08:06

○CNAMEns.wangguai.com2015-08-20 → 2016-07-20 · 4 obs

● 2015-08-20 21:33:50
● 2016-07-20 03:30:50
○ 2017-07-21 21:18:26
○ 2026-04-24 08:08:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
51todo.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51todo.com (unsigned zone)

⏱️ Timing

Total: 423ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`111.170.7.142`
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

51todo.com resolves to one IP number: 111.170.7.142.

other host names including whtjlm.com, byhiso.com, ruifashipin.com, dsy155.com and lsatesting.com share IP numbers with 51todo.com.

Name Servers

51todo.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

51todo.com at least partially shares name servers with other domains, for instance zwhart.com, rqxkrcp.cn, jixie17.com, 7huohuo.com and binlisheji.com.