`doffer.cn`

DNSSEC	⚠️ Not signed
A	191.214.86.72^{🇧🇷 UNSPECIFIED160.0.0.0/3}
NS	`ns1.nowcndns.com` ⭐
		A	1.193.216.204^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	218.98.111.129^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	218.98.111.138^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.nowcndns.com`
		A	61.158.128.11^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
			PTR	`11.128.158.61.ha.cnc`
		A	183.253.57.202^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.38^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`ns1.nowcndns.com`admin@nowcndns.com serial=1775593388

`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=2034667249

Same first word

doffer.eu

doffer.cn

doffer.nl

doffer.us

doffer.com

doffer.co.uk

Similar names

efford.org

redoff.com

deffor.com

doreff.club

deroff.com

efford.co.jp

efdorf.de

offerd.co.jp

offred.co

efford.com

offerd.com

DNS History

9 records (3 active, 6 former)

○NSdns10.hichina.com2016-04-28 → 2017-04-21 · 4 obs

● 2016-04-28 09:55:08
● 2017-04-21 07:39:52
○ 2026-02-20 15:40:56
○ 2026-04-13 21:40:54

○NSdns9.hichina.com2016-04-28 → 2017-04-21 · 4 obs

● 2016-04-28 09:55:08
● 2017-04-21 07:39:52
○ 2026-02-20 15:40:56
○ 2026-04-13 21:40:54

●NSns1.nowcndns.com2026-02-20 → 2026-04-13 · 3 obs

○ 2017-04-21 07:39:52
● 2026-02-20 15:40:56
● 2026-04-13 21:40:54

●NSns2.nowcndns.com2026-02-20 → 2026-04-13 · 3 obs

○ 2017-04-21 07:39:52
● 2026-02-20 15:40:56
● 2026-04-13 21:40:54

○MXmx.ym.163.com2017-04-21 → 2017-04-21 · 4 obs

○ 2016-04-28 09:55:08
● 2017-04-21 07:39:52
○ 2026-02-20 15:40:56
○ 2026-04-13 21:40:54

○MXmxdomain.qq.com2016-04-28 → 2016-04-28 · 3 obs

● 2016-04-28 09:55:08
○ 2017-04-21 07:39:52
○ 2026-04-13 21:40:54

○A103.80.126.342017-04-21 → 2017-04-21 · 3 obs

● 2017-04-21 07:39:52
○ 2026-02-20 15:40:56
○ 2026-04-13 21:40:54

○A154.214.136.242026-02-20 → 2026-03-20 · 5 obs

○ 2017-04-21 07:39:52
● 2026-02-20 15:40:56
● 2026-03-20 16:08:30
○ 2026-04-13 21:40:50
○ 2026-04-13 21:40:54

●A191.214.86.722026-04-13 → 2026-04-13 · 3 obs

○ 2026-03-20 16:08:30
● 2026-04-13 21:40:50
● 2026-04-13 21:40:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
doffer.cn	ns1.nowcndns.com, ns2.nowcndns.com	-

✅ Authoritative Response

Server:218.98.111.138

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doffer.cn (unsigned zone)

⏱️ Timing

Total: 1950ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`191.214.86.72`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

IP Addresses

doffer.cn resolves to a single IP: 191.214.86.72.

Name Servers

doffer.cn has two name servers: ns1.nowcndns.com and ns2.nowcndns.com.

doffer.cn shares the same name server setup as other domains, for example xy8.com.cn, 44yy.com.cn, 8986vip.cn, 3158-3158.cn and ksmolw.cn.

Host names with three IP numbers: ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.

doffer.cn - robtex.com

doffer.cn

cn