`y79kk.com`

DNSSEC	⚠️ Not signed
A	220.228.6.9^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
NS	`dns1.f1.com.tw` ⭐ ⚠️ Not in parent delegation
		A	218.32.213.234^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp234.f1.com.tw`
NS	`dns2.f1.com.tw` ⚠️ Not in parent delegation
		A	220.228.6.17^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
NS	`ns1.icstock.com.tw` ⚠️ Not in zone NS records
		A	218.32.213.228^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp228.f1.com.tw`
NS	`ns2.icstock.com.tw` ⚠️ Not in zone NS records
		A	218.32.210.72^{🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp72.f1.com.tw`
NS	`sp234.f1.com.tw` ⚠️ Not in zone NS records
		A	218.32.213.234^{🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp234.f1.com.tw`
MX	`y79kk.com` ⭐
		A	220.228.6.9^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
MX	`www.y79kk.com`⁽¹⁴⁾
		A	220.228.6.9^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
SOA	`dns1.f1.com.tw`ohgo@ms23.hinet.net 2000-11-01 #8

`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=1774402057

MX for

y79kk.com

Subdomains

www.y79kk.com

Same first word

y79kk.com

DNS History

8 records (8 active, 0 former)

●NSdns1.f1.com.tw2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●NSdns2.f1.com.tw2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●NSns1.icstock.com.tw2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●NSns2.icstock.com.tw2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●NSsp234.f1.com.tw2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●MXwww.y79kk.com2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●MXy79kk.com2026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

●A220.228.6.92026-03-08 → 2026-03-25 · 2 obs

● 2026-03-08 01:09:36
● 2026-03-25 01:53:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
y79kk.com	ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw	-

✅ Authoritative Response

Server:218.32.213.228

NS records: ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for y79kk.com (unsigned zone)

⏱️ Timing

Total: 1851ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.228.6.9`
NS	2	`dns2.f1.com.tw, dns1.f1.com.tw`
MX	2	`www.y79kk.com (pri: 14), y79kk.com (pri: 10)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

Hierarchy

The parent of www.y79kk.com is y79kk.com.

Mail Server Role

y79kk.com serves as the mail server for y79kk.com.

www.y79kk.com is commonly used as a mail server in conjunction with y79kk.com.

IP Addresses

y79kk.com points to a single IP number: 220.228.6.9.

Other host names, for instance www.guye32.com, bky338.com, www.bky338.com, bgdw98.com and www.yk22e.com share IP numbers with y79kk.com.

Name Servers

y79kk.com is delegated to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw, ns1.icstock.com.tw and ns2.icstock.com.tw.

y79kk.com shares name servers with other domains at least partially, for instance (0x736578)383.com, a349.info, bb-464.com, ut-911.com and m-wclub.com.