`xfyy520.com`

CNAME	`s165.pc51.com`
DNSSEC	⚠️ Not signed
A	211.155.234.163^{🇨🇳 CHINA169-Backbone211.155.232.0/22 CMI (Customer Route)}
		PTR	`234-163.srt.com.cn`

`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=1778542686

Same first word

xfyy520.com

DNS History

14 records (3 active, 11 former)

○NSdns10.hichina.com2016-02-03 → 2016-02-03 · 4 obs

○ 2015-11-06 01:50:06
● 2016-02-03 18:51:26
○ 2016-04-29 08:52:48
○ 2026-05-11 23:43:46

○NSdns9.hichina.com2016-02-03 → 2016-02-03 · 4 obs

○ 2015-11-06 01:50:06
● 2016-02-03 18:51:26
○ 2016-04-29 08:52:48
○ 2026-05-11 23:43:46

●NSebony.dnspod.net2026-02-21 → 2026-05-11 · 3 obs

○ 2017-08-03 22:25:14
● 2026-02-21 00:42:02
● 2026-05-11 23:43:46

○NSf1g1ns1.dnspod.net2017-04-01 → 2017-08-03 · 5 obs

○ 2016-04-29 08:52:48
● 2017-04-01 11:36:36
● 2017-08-03 22:25:14
○ 2026-02-21 00:42:02
○ 2026-05-11 23:43:46

○NSf1g1ns2.dnspod.net2017-04-01 → 2017-08-03 · 5 obs

○ 2016-04-29 08:52:48
● 2017-04-01 11:36:36
● 2017-08-03 22:25:14
○ 2026-02-21 00:42:02
○ 2026-05-11 23:43:46

●NSmackerel.dnspod.net2026-02-21 → 2026-05-11 · 3 obs

○ 2017-08-03 22:25:14
● 2026-02-21 00:42:02
● 2026-05-11 23:43:46

○NSn3517.ns.yunjiasu.com2016-04-29 → 2016-04-29 · 4 obs

○ 2016-02-03 18:51:26
● 2016-04-29 08:52:48
○ 2017-04-01 11:36:36
○ 2026-05-11 23:43:46

○NSn510.ns.yunjiasu.com2016-04-29 → 2016-04-29 · 4 obs

○ 2016-02-03 18:51:26
● 2016-04-29 08:52:48
○ 2017-04-01 11:36:36
○ 2026-05-11 23:43:46

○NSns1.myhostadmin.net2015-07-02 → 2015-07-02 · 3 obs

● 2015-07-02 21:15:48
○ 2015-11-06 01:50:06
○ 2026-05-11 23:43:46

○A203.195.200.442015-07-02 → 2015-07-02 · 3 obs

● 2015-07-02 21:15:48
○ 2017-08-03 22:25:14
○ 2026-05-11 23:43:46

○A23.244.10.842017-04-01 → 2017-08-03 · 5 obs

○ 2016-04-29 08:52:48
● 2017-04-01 11:36:36
● 2017-08-03 22:25:14
○ 2026-02-21 00:42:02
○ 2026-05-11 23:43:46

○A42.200.37.2012016-02-03 → 2016-02-03 · 4 obs

○ 2015-07-02 21:15:48
● 2016-02-03 18:51:26
○ 2016-04-29 08:52:48
○ 2026-05-11 23:43:46

○A47.89.48.802016-04-29 → 2016-04-29 · 4 obs

○ 2016-02-03 18:51:26
● 2016-04-29 08:52:48
○ 2017-04-01 11:36:36
○ 2026-05-11 23:43:46

●CNAMEs165.pc51.com2026-02-21 → 2026-05-11 · 2 obs

● 2026-02-21 00:42:02
● 2026-05-11 23:43:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
xfyy520.com	ebony.dnspod.net, mackerel.dnspod.net	-

✅ Authoritative Response

Server:1.12.0.1

NS records: ebony.dnspod.net, mackerel.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for xfyy520.com (unsigned zone)

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ebony.dnspod.net, mackerel.dnspod.net`
CNAME	1	`s165.pc51.com`
SOA	1	`ebony.dnspod.net freednsadmin.dnspod.com`

Analysis

IP Addresses

xfyy520.com resolves to one IP number: 211.155.234.163.

Other host names, for instance subway.com.cn, aijqsd.com, mastersemi.com, www.psb.com.cn and labsun.net share IP numbers with xfyy520.com.

xfyy520.com - robtex.com

xfyy520.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

`xfyy520.com`

`com`