`b39k.com`

DNSSEC	⚠️ Not signed
A	220.228.6.194^{🇹🇼 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	`b39k.com` ⭐
		A	220.228.6.194^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
MX	`www.b39k.com`⁽¹⁴⁾
		A	220.228.6.194^{🇹🇼 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=1776010682

MX for

b39k.com

Subdomains

www.b39k.com

Same first word

b39k.com

Similar names

39kb.com

bk93.cn

39kb.cn

kb39.com

DNS History

8 records (8 active, 0 former)

●NSdns1.f1.com.tw2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●NSdns2.f1.com.tw2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●NSns1.icstock.com.tw2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●NSns2.icstock.com.tw2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●NSsp234.f1.com.tw2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●MXb39k.com2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●MXwww.b39k.com2026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

●A220.228.6.1942026-02-26 → 2026-04-12 · 2 obs

● 2026-02-26 22:48:16
● 2026-04-12 16:20:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
b39k.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 b39k.com (unsigned zone)

⏱️ Timing

Total: 1222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.228.6.194`
NS	2	`dns1.f1.com.tw, dns2.f1.com.tw`
MX	2	`www.b39k.com (pri: 14), b39k.com (pri: 10)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

Hierarchy

b39k.com is parent of www.b39k.com.

Mail Server Role

b39k.com serves as a mail server for b39k.com.

www.b39k.com commonly serves as a mail server together with b39k.com.

IP Addresses

b39k.com points to a single IP: 220.228.6.194.

Other host names, for instance www.kk608.com, kk603.com, 258rr.com, 258ps.com and kk601.com share IP numbers with b39k.com.

Name Servers

b39k.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.

b39k.com at least partially shares its name servers with other domains, for instance meimei970.com, zkt2.com, ij09.com, kiss179.com and av901.com.