`frontend.duapp.com`

	CNAME	`duapp.n.shifen.com`
	DNSSEC	⚠️ Not signed

`duapp.com`

	DNSSEC	⚠️ Not signed
	A	180.149.132.118^{🇨🇳 CHINA-1180.149.128.0/19}
	A	202.108.23.17^{🇨🇳 CHINA169-BJ202.108.16.0/20}
	NS	`v1.bdydns.cn` ⭐
	NS	`v2.bdydns.cn`
	NS	`v3.bdydns.cn`
	NS	`v4.bdydns.cn`
	MX	`csmail.n.shifen.com` ⭐
	TXT	`v=spf1 ip4:111.13.102.31 ip4:111.13.102.32 ip4:111.13.102.160 ip4:111.13.102....`
	SOA	`v1.bdydns.cn`sa@dudns.com 2016-10-14 #13

rank #232950 globally
rank #99286 in the tld
⚠️ On DNS blocklist: light, multi, pro, pro.plus, ultimate
📈 Tranco rank: #178,462

Same first word

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frontden.com

DNS History

7 records (1 active, 6 former)

○A111.202.114.292016-04-25 → 2016-04-25 · 4 obs

○ 2016-02-04 19:01:28
● 2016-04-25 13:41:04
○ 2026-03-28 00:42:26
○ 2026-03-28 00:42:30

○A111.202.114.302016-04-25 → 2016-04-25 · 4 obs

○ 2016-02-04 19:01:28
● 2016-04-25 13:41:04
○ 2026-03-28 00:42:26
○ 2026-03-28 00:42:30

○A123.125.112.2282016-04-25 → 2016-04-25 · 4 obs

○ 2016-02-04 19:01:28
● 2016-04-25 13:41:04
○ 2026-03-28 00:42:26
○ 2026-03-28 00:42:30

○A123.125.112.2292016-04-25 → 2016-04-25 · 4 obs

○ 2016-02-04 19:01:28
● 2016-04-25 13:41:04
○ 2026-03-28 00:42:26
○ 2026-03-28 00:42:30

○A61.135.185.2352015-07-02 → 2016-02-04 · 4 obs

● 2015-07-02 09:16:18
● 2016-02-04 19:01:28
○ 2016-04-25 13:41:04
○ 2026-03-28 00:42:30

○A61.135.185.832015-07-02 → 2016-02-04 · 4 obs

● 2015-07-02 09:16:18
● 2016-02-04 19:01:28
○ 2016-04-25 13:41:04
○ 2026-03-28 00:42:30

●CNAMEduapp.n.shifen.com2015-07-02 → 2026-03-28 · 2 obs

● 2015-07-02 09:16:18
● 2026-03-28 00:42:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duapp.com	v1.bdydns.cn, v2.bdydns.cn, v3.bdydns.cn, v4.bdydns.cn	-

✅ Authoritative Response

Server:183.232.232.18

NS records: v1.bdydns.cn, v2.bdydns.cn, v3.bdydns.cn, v4.bdydns.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duapp.com (unsigned zone)

⏱️ Timing

Total: 1669ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`duapp.n.shifen.com`

frontend.duapp.com - robtex.com