`f641.com`

DNSSEC	⚠️ Not signed
A	60.199.243.206^{🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network}
		PTR	`60-199-243-206.static.tfn.net.tw`
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	`sf243.f1.com.tw` ⚠️ Not in zone NS records
		A	220.228.6.17^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
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	`f641.com` ⭐
		A	60.199.243.206^{🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network}
			PTR	`60-199-243-206.static.tfn.net.tw`
MX	`www.f641.com`⁽¹⁴⁾
		A	60.199.243.206^{🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network}
			PTR	`60-199-243-206.static.tfn.net.tw`
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=1777220936

MX for

f641.com

Subdomains

www.f641.com

Same first word

f641.com

Similar names

f164.com

416f.net

f416.info

416f.com

146f.com

f461.com

f146.cn

DNS History

7 records (7 active, 0 former)

●NSdns1.f1.com.tw2015-08-12 → 2026-04-26 · 2 obs

● 2015-08-12 23:52:02
● 2026-04-26 16:37:22

●NSdns2.f1.com.tw2015-08-12 → 2026-04-26 · 2 obs

● 2015-08-12 23:52:02
● 2026-04-26 16:37:22

●NSsf243.f1.com.tw2026-04-10 → 2026-04-26 · 3 obs

○ 2015-08-12 23:52:02
● 2026-04-10 11:10:02
● 2026-04-26 16:37:22

●NSsp234.f1.com.tw2026-04-10 → 2026-04-26 · 3 obs

○ 2015-08-12 23:52:02
● 2026-04-10 11:10:02
● 2026-04-26 16:37:22

●MXf641.com2015-08-12 → 2026-04-26 · 2 obs

● 2015-08-12 23:52:02
● 2026-04-26 16:37:22

●MXwww.f641.com2015-08-12 → 2026-04-26 · 2 obs

● 2015-08-12 23:52:02
● 2026-04-26 16:37:22

●A60.199.243.2062015-08-12 → 2026-04-26 · 2 obs

● 2015-08-12 23:52:02
● 2026-04-26 16:37:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net...	-
f641.com	sf243.f1.com.tw, sp234.f1.com.tw	-

✅ Authoritative Response

Server:218.32.213.234

NS records: sf243.f1.com.tw, sp234.f1.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f641.com (unsigned zone)

⏱️ Timing

Total: 1605ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`60.199.243.206`
NS	2	`dns2.f1.com.tw, dns1.f1.com.tw`
MX	2	`f641.com (pri: 10), www.f641.com (pri: 14)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

Hierarchy

f641.com is the parent of www.f641.com.

Mail Server Role

For f641.com, the mail server is f641.com.

www.f641.com is a common mail server alongside f641.com.

IP Addresses

f641.com points to a single IP number: 60.199.243.206.

other host names for instance www.show-364.com, www.f183.info, 0401.bb-345.com, bb-497.com and kiss696.com share IP numbers with f641.com.

Name Servers

f641.com is delegated to four name servers: dns1.f1.com.tw, dns2.f1.com.tw, sf243.f1.com.tw and sp234.f1.com.tw.

f641.com at least partially shares name servers with other domains, for instance mz42.com, chat-no1.com, oishow.com, m9app.com and u549.com.