`iybyb.cn`

DNSSEC	⚠️ Not signed
A	177.211.23.7^{🇧🇷 UNSPECIFIED160.0.0.0/3}
NS	`ns1.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}
NS	`ns1.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}
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}
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}
SOA	`ns1.julydns.com`master@jmdns.com serial=1774855261

`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=2034707443

Subdomains

www.iybyb.cn

share.iybyb.cn

m.iybyb.cn

Same first word

iybyb.cn

Similar names

bbiyy.com

bibyy.com

yiybb.com

byiby.dk

yibby.com

DNS History

6 records (5 active, 1 former)

●NSns1.judns.com2026-03-24 → 2026-04-24 · 2 obs

● 2026-03-24 04:25:54
● 2026-04-24 15:02:54

●NSns1.julydns.com2026-03-24 → 2026-04-24 · 2 obs

● 2026-03-24 04:25:54
● 2026-04-24 15:02:54

●NSns2.judns.com2026-03-24 → 2026-04-24 · 2 obs

● 2026-03-24 04:25:54
● 2026-04-24 15:02:54

●NSns2.julydns.com2026-03-24 → 2026-04-24 · 2 obs

● 2026-03-24 04:25:54
● 2026-04-24 15:02:54

●A177.211.23.72026-04-04 → 2026-04-24 · 3 obs

○ 2026-03-29 00:38:14
● 2026-04-04 21:41:42
● 2026-04-24 15:02:54

○A191.214.93.2212026-03-24 → 2026-03-29 · 4 obs

● 2026-03-24 04:25:54
● 2026-03-29 00:38:14
○ 2026-04-04 21:41:42
○ 2026-04-24 15:02:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
iybyb.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 iybyb.cn (unsigned zone)

⏱️ Timing

Total: 913ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.211.23.7`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

Hierarchy

The parent of www.iybyb.cn, share.iybyb.cn and m.iybyb.cn is iybyb.cn.

IP Addresses

iybyb.cn points to an IP address: 177.211.23.7.

other host names include shaopuzi.cn, share.gtvcaihong22.cn, hhksmo.cn, www.hhksmo.cn and 55tea.cn; they share IP numbers with iybyb.cn.

Name Servers

iybyb.cn delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

iybyb.cn at least partially shares name servers with other domains, for instance 87nh.com, chaonengshuo.com, sgdsyy.com, fifa2025.mobi and cl-8.com.