`erff.cn`

DNSSEC	⚠️ Not signed
A	47.244.165.108^{🇭🇰 Alibaba-Cloud47.244.128.0/17 Proxy-registered route object}
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=1745586515

`cn`

	DNSSEC	⚠️ Not signed
	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=2034546407

Same first word

erff.org

erff.com

erff.de

erff.org.uk

erff.cn

Similar names

reff.org

ffer.org

ferf.org

ffer.com

rfef.com

reff.me.uk

ferf.co

effr.ru

ffre.net

reff.com

rfef.de

reff.su

reff.asia

fefr.org

ffer.se

efrf.org

fref.fr

ffre.com.au

ffre.de

reff.eu

ferf.com

rfef.org

reff.pro

frfe.com

reff.dk

reff.de

reff.at

rfef.info

reff.us

reff.me

reff.ru

reff.net

ffer.de

fref.org

reff.nl

ffer.dk

fefr.cn

fref.net

rfef.cn

effr.com

reff.cc

reff.ro

reff.tv

rffe.org

efrf.net

fefr.com

fref.de

ferf.nl

reff.it

ffer.fr

reff.ch

rfef.es

reff.cz

ffre.org

effr.cn

fref.com

efrf.com

reff.be

rfef.net

reff.net.ua

efrf.ru

ferf.com.br

reff.ee

reff.es

DNS History

9 records (5 active, 4 former)

○NSns1.22.cn2017-02-17 → 2017-02-17 · 3 obs

● 2017-02-17 03:41:50
○ 2026-03-11 01:56:56
○ 2026-03-24 06:20:24

●NSns1.judns.com2026-03-11 → 2026-03-24 · 3 obs

○ 2017-02-17 03:41:50
● 2026-03-11 01:56:56
● 2026-03-24 06:20:24

●NSns1.julydns.com2026-03-11 → 2026-03-24 · 3 obs

○ 2017-02-17 03:41:50
● 2026-03-11 01:56:56
● 2026-03-24 06:20:24

●NSns2.judns.com2026-03-11 → 2026-03-24 · 3 obs

○ 2017-02-17 03:41:50
● 2026-03-11 01:56:56
● 2026-03-24 06:20:24

●NSns2.julydns.com2026-03-11 → 2026-03-24 · 3 obs

○ 2017-02-17 03:41:50
● 2026-03-11 01:56:56
● 2026-03-24 06:20:24

○A113.10.173.132016-04-17 → 2016-04-17 · 4 obs

○ 2016-01-24 13:41:28
● 2016-04-17 00:21:08
○ 2017-02-17 03:41:50
○ 2026-03-24 06:20:24

●A47.244.165.1082026-03-11 → 2026-03-24 · 3 obs

○ 2017-02-17 03:41:50
● 2026-03-11 01:56:56
● 2026-03-24 06:20:24

○A64.62.224.2532015-10-29 → 2015-10-29 · 3 obs

● 2015-10-29 22:16:24
○ 2016-01-24 13:41:28
○ 2026-03-24 06:20:24

○A74.82.63.1262016-01-24 → 2016-01-24 · 4 obs

○ 2015-10-29 22:16:24
● 2016-01-24 13:41:28
○ 2016-04-17 00:21:08
○ 2026-03-24 06:20:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
erff.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for erff.cn (unsigned zone)

⏱️ Timing

Total: 1494ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.244.165.108`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

IP Addresses

erff.cn points to a single IP: 47.244.165.108.

Other host names, for instance telvip.cn, share IP numbers with erff.cn.

Name Servers

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

erff.cn at least partially shares its name servers with other domains, for instance hzny17.com, ihall.cn, iwanju.com, longhewl.com and umincense.com.