`dtff.cn`

	CNAME	`overdue.aliyun.com`
	DNSSEC	⚠️ Not signed
	A	170.33.12.185^{🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}

`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=2034778837

Previously NS for

dtff.cn

Same first word

dtff.cn

dtff.com

dtff.de

Similar names

ffdt.com

fftd.net

dftf.net

dftf.dk

fftd.org

ftdf.org

tfdf.org.tw

dfft.net

fdft.net

dftf.duckdns.org

dftf.co.uk

fdft.com

ffdt.fr

tffd.cn

tffd.org

dfft.com

ffdt.de

dftf.se

tdff.de

dfft.nic.in

ftfd.com

fdft.cn

tfdf.net

dfft.de

ftdf.cn

tfdf.org

tdff.com

fftd.com

fdtf.be

fftd.de

ftdf.net

dftf.org

ftfd.org

tdff.ru

ftdf.com

dftf.com

fdtf.de

DNS History

5 records (3 active, 2 former)

●NSdns21.hichina.com2026-02-18 → 2026-05-11 · 3 obs

○ 2015-07-26 12:10:22
● 2026-02-18 10:59:28
● 2026-05-11 13:47:20

●NSdns22.hichina.com2026-02-18 → 2026-05-11 · 3 obs

○ 2015-07-26 12:10:22
● 2026-02-18 10:59:28
● 2026-05-11 13:47:20

○NSdtff.cn2015-07-26 → 2015-07-26 · 3 obs

● 2015-07-26 12:10:22
○ 2026-02-18 10:59:28
○ 2026-05-11 13:47:20

○A98.126.171.2132015-07-26 → 2015-07-26 · 3 obs

● 2015-07-26 12:10:22
○ 2026-02-18 10:59:28
○ 2026-05-11 13:47:20

●CNAMEoverdue.aliyun.com2026-02-18 → 2026-05-11 · 2 obs

● 2026-02-18 10:59:28
● 2026-05-11 13:47:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn...	-
dtff.cn	dns21.hichina.com, dns22.hichina.com	-

✅ Authoritative Response

Server:139.224.142.108

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dtff.cn (unsigned zone)

⏱️ Timing

Total: 1568ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns22.hichina.com, dns21.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

dtff.cn points to a single IP address: 170.33.12.185.

Other host names such as buchaoxi.com, akryb.com, wtgc.cn, dzxf.cn and iztt.cn share IPs with dtff.cn.

dtff.cn - robtex.com

dtff.cn

cn