`520tutu.cn`

DNSSEC	⚠️ Not signed
A	208.98.43.37^{🇺🇸 SHARKTECH-1208.98.43.0/24}
		PTR	`rylandhomesmktg.com`
NS	`www.520tutu.cn` ⭐
		A	208.98.43.31^{🇺🇸 SHARKTECH-1208.98.43.0/24}
NS	`ns1.4.cn` ⚠️ Not in zone NS records
		A	107.167.27.66^{🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route)}
NS	`ns2.4.cn` ⚠️ Not in zone NS records
		A	208.98.43.66^{🇺🇸 SHARKTECH-1208.98.43.0/24}
			PTR	`jensenstilbud.com`
SOA	`www.520tutu.cn`520tutu@cn 2008-08-03 #0

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035088696

Same first word

520tutu.cn

DNS History

15 records (4 active, 11 former)

●NSns1.4.cn2026-05-11 → 2026-07-25 · 3 obs

○ 2016-09-14 07:42:50
● 2026-05-11 20:10:08
● 2026-07-25 15:37:04

○NSns19.xincache.com2015-05-31 → 2016-09-14 · 4 obs

● 2015-05-31 15:53:08
● 2016-09-14 07:42:50
○ 2026-05-11 20:10:08
○ 2026-07-25 15:37:04

●NSns2.4.cn2026-05-11 → 2026-07-25 · 3 obs

○ 2016-09-14 07:42:50
● 2026-05-11 20:10:08
● 2026-07-25 15:37:04

○NSns20.xincache.com2015-05-31 → 2016-09-14 · 4 obs

● 2015-05-31 15:53:08
● 2016-09-14 07:42:50
○ 2026-05-11 20:10:08
○ 2026-07-25 15:37:04

●NSwww.520tutu.cn2026-05-11 → 2026-07-25 · 4 obs

○ 2016-09-14 07:42:50
● 2026-05-11 20:10:08
○ 2026-07-19 12:14:58
● 2026-07-25 15:37:04

○MXmail.skrimple.com2015-10-31 → 2015-10-31 · 3 obs

● 2015-10-31 06:42:32
○ 2016-01-22 11:09:26
○ 2026-07-25 15:37:04

○A103.19.84.2322015-05-31 → 2016-04-07 · 6 obs

● 2015-05-31 15:53:08
○ 2015-10-31 06:42:32
● 2016-01-22 11:09:26
● 2016-04-07 23:59:22
○ 2016-09-14 07:42:50
○ 2026-07-25 15:37:04

○A127.0.0.12015-10-31 → 2015-10-31 · 4 obs

○ 2015-05-31 15:53:08
● 2015-10-31 06:42:32
○ 2016-01-22 11:09:26
○ 2026-07-25 15:37:04

○A208.98.40.392026-07-09 → 2026-07-09 · 4 obs

○ 2026-06-03 11:54:10
● 2026-07-09 10:43:46
○ 2026-07-19 12:14:58
○ 2026-07-25 15:37:04

○A208.98.40.752026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-11 20:10:08
● 2026-05-26 05:39:40
○ 2026-06-01 03:28:40
○ 2026-07-25 15:37:04

○A208.98.40.792026-06-03 → 2026-06-03 · 4 obs

○ 2026-06-01 03:28:40
● 2026-06-03 11:54:10
○ 2026-07-09 10:43:46
○ 2026-07-25 15:37:04

○A208.98.43.202026-05-11 → 2026-05-11 · 4 obs

○ 2016-09-14 07:42:50
● 2026-05-11 20:10:08
○ 2026-05-26 05:39:40
○ 2026-07-25 15:37:04

●A208.98.43.372026-07-25 → 2026-07-25 · 2 obs

○ 2026-07-19 12:14:58
● 2026-07-25 15:37:04

○A208.98.43.752026-06-01 → 2026-06-01 · 4 obs

○ 2026-05-26 05:39:40
● 2026-06-01 03:28:40
○ 2026-06-03 11:54:10
○ 2026-07-25 15:37:04

○A23.234.63.72016-09-14 → 2016-09-14 · 4 obs

○ 2016-04-07 23:59:22
● 2016-09-14 07:42:50
○ 2026-05-11 20:10:08
○ 2026-07-25 15:37:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	c.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn...	-
520tutu.cn	ns1.4.cn, ns2.4.cn	-

✅ Authoritative Response

Server:107.167.27.66

NS records: ns1.4.cn, ns2.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 520tutu.cn (unsigned zone)

⏱️ Timing

Total: 2166ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.98.43.32`
SOA	1	`www.520tutu.cn 520tutu.cn`

Analysis

IP Addresses

520tutu.cn resolves to one IP address: 208.98.43.37.

www.www.schoolbbs.com, www.luckycalgary.com, www.mail.168c.com and two other host names share IP numbers with 520tutu.cn.

Name Servers

The authoritative name servers for 520tutu.cn are ns1.4.cn, ns2.4.cn and www.520tutu.cn — three in total.

520tutu.cn has at least partial name server overlap with other domains, such as ikansm.com, 5800.tv, 00616.com and two others.

It is common to find these name servers paired with the name servers ns3.goldenname.com, ns4.goldenname.com, www.ikansm.com and www.5800.tv.

The hostnames ns1.4.cn, ns2.4.cn and www.520tutu.cn each resolve to a single IP: ns1.4.cn → 107.167.27.66, ns2.4.cn → 208.98.43.66, www.520tutu.cn → 208.98.43.31.

520tutu.cn - robtex.com

520tutu.cn

cn