bysf.com - dns.ninja

`bysf.com`

	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}

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782835421

Same first word

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DNS History

6 records (3 active, 3 former)

●NSdns7.hichina.com2008-03-18 → 2026-06-30 · 2 obs

● 2008-03-18 18:46:24
● 2026-06-30 16:19:06

●NSdns8.hichina.com2008-03-18 → 2026-06-30 · 2 obs

● 2008-03-18 18:46:24
● 2026-06-30 16:19:06

○MXmail.bysf.com2008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 18:46:24
○ 2015-07-16 00:28:40
○ 2026-06-30 16:19:06

○A210.209.68.692015-07-16 → 2018-07-21 · 5 obs

○ 2008-03-18 18:46:24
● 2015-07-16 00:28:40
● 2018-07-21 10:00:34
○ 2026-04-03 04:43:50
○ 2026-06-30 16:19:06

○A60.191.97.1202008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 18:46:24
○ 2015-07-16 00:28:40
○ 2026-06-30 16:19:06

●CNAMEoverdue.aliyun.com2026-04-03 → 2026-06-30 · 2 obs

● 2026-04-03 04:43:50
● 2026-06-30 16:19:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bysf.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bysf.com (unsigned zone)

⏱️ Timing

Total: 532ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns8.hichina.com, dns7.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

IP Addresses

bysf.com points to a single IP number: 170.33.12.185.

Additional host names — gdnba.cn, overdue.aliyun.com, bc4399.com and two others — share IP numbers with bysf.com.