`m457.com`

DNSSEC	⚠️ Not signed
A	220.228.6.161^{🇹🇼 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.oknet.tw` ⚠️ Not in zone NS records
		A	220.228.6.98^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
NS	`ns2.oknet.tw` ⚠️ Not in zone NS records
		A	218.32.210.66^{🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd.}
			PTR	`sp66.f1.com.tw`
MX	`m457.com` ⭐
		A	220.228.6.161^{🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd.}
MX	`www.m457.com`⁽¹⁴⁾
		A	220.228.6.161^{🇹🇼 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=1774653292

MX for

m457.com

Subdomains

www.m457.com

Same first word

m457.com

Similar names

574m.cc

m754.cn

745m.com

m574.com

DNS History

9 records (7 active, 2 former)

●NSdns1.f1.com.tw2015-07-20 → 2026-03-27 · 2 obs

● 2015-07-20 22:45:58
● 2026-03-27 23:36:50

●NSdns2.f1.com.tw2015-07-20 → 2026-03-27 · 2 obs

● 2015-07-20 22:45:58
● 2026-03-27 23:36:50

●NSns1.oknet.tw2026-03-21 → 2026-03-27 · 3 obs

○ 2015-07-20 22:45:58
● 2026-03-21 07:38:20
● 2026-03-27 23:36:50

●NSns2.oknet.tw2026-03-21 → 2026-03-27 · 3 obs

○ 2015-07-20 22:45:58
● 2026-03-21 07:38:20
● 2026-03-27 23:36:50

●MXm457.com2015-12-04 → 2026-03-27 · 2 obs

● 2015-12-04 03:54:40
● 2026-03-27 23:36:50

●MXwww.m457.com2015-12-04 → 2026-03-27 · 2 obs

● 2015-12-04 03:54:40
● 2026-03-27 23:36:50

●A220.228.6.1612026-03-21 → 2026-03-27 · 3 obs

○ 2020-04-13 15:43:54
● 2026-03-21 07:38:20
● 2026-03-27 23:36:50

○A220.228.6.412015-12-04 → 2020-04-13 · 5 obs

○ 2015-07-20 22:45:58
● 2015-12-04 03:54:40
● 2020-04-13 15:43:54
○ 2026-03-21 07:38:20
○ 2026-03-27 23:36:50

○A220.229.238.532015-07-20 → 2015-07-20 · 3 obs

● 2015-07-20 22:45:58
○ 2015-12-04 03:54:40
○ 2026-03-27 23:36:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
m457.com	ns1.oknet.tw, ns2.oknet.tw	-

✅ Authoritative Response

Server:218.32.210.66

NS records: ns1.oknet.tw, ns2.oknet.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for m457.com (unsigned zone)

⏱️ Timing

Total: 4772ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.228.6.161`
NS	2	`dns2.f1.com.tw, dns1.f1.com.tw`
MX	2	`www.m457.com (pri: 14), m457.com (pri: 10)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

Hierarchy

www.m457.com is a child of m457.com.

Mail Server Role

m457.com serves as the mail server for m457.com.

www.m457.com is commonly used as a mail server alongside m457.com.

IP Addresses

m457.com resolves to one IP number: 220.228.6.161.

Other host names, for instance x905.com, z449.info, www.missmm.info, www.ut-537.com and www.x905.com share IP numbers with m457.com.

Name Servers

m457.com delegates to four name servers: ns1.oknet.tw, ns2.oknet.tw, dns1.f1.com.tw and dns2.f1.com.tw.

m457.com at least partially shares name servers with other domains, including hichat.me, 5075.info, 52176-ioshow.com, l385.com and (0x736578)y206.com.

These name servers are commonly used together with the name servers sp234.f1.com.tw, ns1.icstock.com.tw, ns2.icstock.com.tw and sf243.f1.com.tw.

Host names with one IP number:

ns1.oknet.tw points to 220.228.6.98; ns2.oknet.tw points to 218.32.210.66; dns1.f1.com.tw points to 218.32.213.234; dns2.f1.com.tw points to 220.228.6.17.

Mail Servers

m457.com is handled by two mail servers: m457.com and www.m457.com.

Host names with a single IP number:

The host name m457.com points to 220.228.6.161.

The host name www.m457.com points to 220.228.6.161.

Host names pointing to 220.228.6.161: m457.com and www.m457.com.

m457.com - robtex.com

m457.com

com