`1sa5.com`

DNSSEC	⚠️ Not signed
A	220.228.6.235^{🇹🇼 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	`www.1sa5.com` ⭐
		A	220.228.6.235^{🇹🇼 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=1774546022

Previously MX for

1sa5.com

Same first word

1sa5.com

Similar names

s15a.biz

51as.com

as15.net

as15.com

sa15.cn

sa51.net

sa51.com

sa15.net

5as1.com

sa15.com

as51.com

DNS History

14 records (7 active, 7 former)

●NSdns1.f1.com.tw2016-12-30 → 2026-03-26 · 3 obs

○ 2016-02-09 08:32:52
● 2016-12-30 11:31:36
● 2026-03-26 17:37:52

●NSdns2.f1.com.tw2016-12-30 → 2026-03-26 · 3 obs

○ 2016-02-09 08:32:52
● 2016-12-30 11:31:36
● 2026-03-26 17:37:52

●NSns1.icstock.com.tw2026-03-23 → 2026-03-26 · 3 obs

○ 2016-12-30 11:31:36
● 2026-03-23 06:48:36
● 2026-03-26 17:37:52

●NSns2.icstock.com.tw2026-03-23 → 2026-03-26 · 3 obs

○ 2016-12-30 11:31:36
● 2026-03-23 06:48:36
● 2026-03-26 17:37:52

○NSns57.domaincontrol.com2015-08-23 → 2016-02-09 · 4 obs

● 2015-08-23 04:46:52
● 2016-02-09 08:32:52
○ 2016-12-30 11:31:36
○ 2026-03-26 17:37:52

○NSns58.domaincontrol.com2015-08-23 → 2016-02-09 · 4 obs

● 2015-08-23 04:46:52
● 2016-02-09 08:32:52
○ 2016-12-30 11:31:36
○ 2026-03-26 17:37:52

●NSsp234.f1.com.tw2026-03-23 → 2026-03-26 · 3 obs

○ 2016-12-30 11:31:36
● 2026-03-23 06:48:36
● 2026-03-26 17:37:52

○MX1sa5.com2016-12-30 → 2017-11-19 · 5 obs

○ 2016-02-09 08:32:52
● 2016-12-30 11:31:36
● 2017-11-19 11:25:20
○ 2026-03-23 06:48:36
○ 2026-03-26 17:37:52

○MXmailstore1.secureserver.net2015-08-23 → 2016-02-09 · 4 obs

● 2015-08-23 04:46:52
● 2016-02-09 08:32:52
○ 2016-12-30 11:31:36
○ 2026-03-26 17:37:52

○MXsmtp.secureserver.net2015-08-23 → 2016-02-09 · 4 obs

● 2015-08-23 04:46:52
● 2016-02-09 08:32:52
○ 2016-12-30 11:31:36
○ 2026-03-26 17:37:52

●MXwww.1sa5.com2016-12-30 → 2026-03-26 · 3 obs

○ 2016-02-09 08:32:52
● 2016-12-30 11:31:36
● 2026-03-26 17:37:52

○A220.228.6.1572016-12-30 → 2017-11-19 · 5 obs

○ 2016-02-09 08:32:52
● 2016-12-30 11:31:36
● 2017-11-19 11:25:20
○ 2026-03-23 06:48:36
○ 2026-03-26 17:37:52

●A220.228.6.2352026-03-23 → 2026-03-26 · 3 obs

○ 2017-11-19 11:25:20
● 2026-03-23 06:48:36
● 2026-03-26 17:37:52

○A220.228.6.32015-08-23 → 2016-02-09 · 4 obs

● 2015-08-23 04:46:52
● 2016-02-09 08:32:52
○ 2016-12-30 11:31:36
○ 2026-03-26 17:37:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
1sa5.com	ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw	-

✅ Authoritative Response

Server:218.32.213.234

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1sa5.com (unsigned zone)

⏱️ Timing

Total: 1299ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.228.6.235`
NS	2	`dns1.f1.com.tw, dns2.f1.com.tw`
MX	1	`www.1sa5.com (pri: 14)`
SOA	1	`dns1.f1.com.tw ohgo.ms23.hinet.net`

Analysis

IP Addresses

1sa5.com points to a single IP address: 220.228.6.235.

Other host names such as ata273.com, att667.com, www.aa383.club, www.kttk62.com and www.2tib.com share IP numbers with 1sa5.com.

Name Servers

1sa5.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.

At least part of the name servers for 1sa5.com are shared with other domains, for instance ourclub.me, live-955.com, girl-69s.com, 7mmtv.club and 52176.com.