`flysleep.cn`

DNSSEC	⚠️ Not signed
NS	`dns13.hichina.com` ⭐
		A	2408:4009:501::21^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns14.hichina.com`
		A	2408:4009:501::22^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns13.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=2034668078

⚠️ On DNS blocklist: pro, pro.plus, ultimate
📈 Tranco rank: #4,927

Subdomains

www.flysleep.cn

log-auth.flysleep.cn

upc.flysleep.cn

cdn-api-auth.flysleep.cn

devc.flysleep.cn

errc.flysleep.cn

fdl.flysleep.cn

api-auth.flysleep.cn

cfgc.flysleep.cn

Same first word

flysleep.at

flysleep.info

flysleep.cn

flysleep.ch

DNS History

2 records (2 active, 0 former)

●NSdns13.hichina.com2026-04-01 → 2026-04-14 · 2 obs

● 2026-04-01 04:39:52
● 2026-04-14 03:05:38

●NSdns14.hichina.com2026-04-01 → 2026-04-14 · 2 obs

● 2026-04-01 04:39:52
● 2026-04-14 03:05:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
flysleep.cn	dns13.hichina.com, dns14.hichina.com	-

✅ Authoritative Response

Server:39.96.153.52

NS records: dns13.hichina.com, dns14.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flysleep.cn (unsigned zone)

⏱️ Timing

Total: 4960ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns13.hichina.com, dns14.hichina.com`
SOA	1	`dns13.hichina.com hostmaster.hichina.com`

Analysis

Hierarchy

The parent of www.flysleep.cn, log-auth.flysleep.cn, upc.flysleep.cn, cdn-api-auth.flysleep.cn, devc.flysleep.cn and a few other host names is flysleep.cn.

Name Servers

flysleep.cn has two name servers: dns13.hichina.com and dns14.hichina.com.

flysleep.cn shares the same name server setup as other domains, for example lizhiyinglace.com, jiongmo.com, wishbop.com, ohobox.com and umvsoft.com.

flysleep.cn shares some name servers with other domains, for instance kutaya.com, 52dailiwang.com and glwu.cn.

These name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns13.hichina.com points to 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

dns14.hichina.com points to 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

flysleep.cn - robtex.com

flysleep.cn

cn