`science4everyone.net`

DNSSEC	⚠️ Not signed
A	103.144.33.79^{🇹🇼 NSS-GROUP-AS-TW103.144.33.0/24 NSS INT'L CO., LTD.}
		PTR	`sp8.coowo.com`
NS	`m.coowo.com` ⭐
		A	103.118.24.13^{🇹🇼 NSS-GROUP-AS-TW103.118.24.0/24 NSS INT'L CO., LTD.}
			PTR	`m.coowo.com`
NS	`n.coowo.com`
		A	103.118.24.133^{🇹🇼 NSS-GROUP-AS-TW103.118.24.0/24 NSS INT'L CO., LTD.}
			PTR	`n.coowo.com`
MX	`mail.science4everyone.net` ⭐
		A	103.144.33.79^{🇹🇼 NSS-GROUP-AS-TW103.144.33.0/24 NSS INT'L CO., LTD.}
			PTR	`sp8.coowo.com`
TXT	`v=spf1 a mx include:_spf.nss.com.tw ~all`
SOA	`m.coowo.com`alledu2@gmail.com 2025-05-28 #5

`net`

	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=1778438216

Subdomains

mail.science4everyone.net

Same first word

science4everyone.net

science4everyone.org

DNS History

9 records (4 active, 5 former)

●NSm.coowo.com2026-05-04 → 2026-05-10 · 3 obs

○ 2018-01-10 16:48:58
● 2026-05-04 21:04:38
● 2026-05-10 19:04:46

●NSn.coowo.com2026-05-04 → 2026-05-10 · 3 obs

○ 2018-01-10 16:48:58
● 2026-05-04 21:04:38
● 2026-05-10 19:04:46

○NSns09.domaincontrol.com2017-01-03 → 2018-01-10 · 4 obs

● 2017-01-03 20:08:40
● 2018-01-10 16:48:58
○ 2026-05-04 21:04:38
○ 2026-05-10 19:04:46

○NSns10.domaincontrol.com2017-01-03 → 2018-01-10 · 4 obs

● 2017-01-03 20:08:40
● 2018-01-10 16:48:58
○ 2026-05-04 21:04:38
○ 2026-05-10 19:04:46

●MXmail.science4everyone.net2026-05-04 → 2026-05-10 · 3 obs

○ 2018-01-10 16:48:58
● 2026-05-04 21:04:38
● 2026-05-10 19:04:46

○MXmailstore1.secureserver.net2017-01-03 → 2018-01-10 · 4 obs

● 2017-01-03 20:08:40
● 2018-01-10 16:48:58
○ 2026-05-04 21:04:38
○ 2026-05-10 19:04:46

○MXsmtp.secureserver.net2017-01-03 → 2018-01-10 · 4 obs

● 2017-01-03 20:08:40
● 2018-01-10 16:48:58
○ 2026-05-04 21:04:38
○ 2026-05-10 19:04:46

●A103.144.33.792026-05-04 → 2026-05-10 · 3 obs

○ 2018-01-10 16:48:58
● 2026-05-04 21:04:38
● 2026-05-10 19:04:46

○A203.74.203.1182017-01-03 → 2018-01-10 · 4 obs

● 2017-01-03 20:08:40
● 2018-01-10 16:48:58
○ 2026-05-04 21:04:38
○ 2026-05-10 19:04:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
science4everyone.net	m.coowo.com, n.coowo.com	-

✅ Authoritative Response

Server:103.118.24.133

NS records: m.coowo.com, n.coowo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for science4everyone.net (unsigned zone)

⏱️ Timing

Total: 3212ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.144.33.79`
NS	2	`m.coowo.com, n.coowo.com`
MX	1	`mail.science4everyone.net (pri: 10)`
TXT	1	`v=spf1 a mx include:_spf.nss.com.tw ~all`
SOA	1	`m.coowo.com alledu2.gmail.com`

Analysis

Hierarchy

The parent of mail.science4everyone.net is science4everyone.net.

IP Addresses

science4everyone.net points to an IP address: 103.144.33.79.

other host names include mail.cosmon.com.tw, blossombio.com, mail.hioyo.com, mail.ssfa.org.tw and r-s.com.tw; they share IP numbers with science4everyone.net.

Name Servers

Two name servers m.coowo.com and n.coowo.com handle the delegation for science4everyone.net.

science4everyone.net shares the same name server setup as other domains, for instance methodist.org.tw, topet.net, tsota.com.tw, anncare-group.com and yamasakitw.com.

science4everyone.net at least partially shares name servers with other domains, for instance moser-taiwan.com, kingforging.com, liuchild.com, kmou.org.tw and eyung.com.tw.

These name servers are commonly used with ns3.coowo.com and ns4.coowo.com.

Host names with one IP:

m.coowo.com points to: 103.118.24.13

n.coowo.com points to: 103.118.24.133

Mail Servers

science4everyone.net is handled by a single mail server, mail.science4everyone.net.

The host name mail.science4everyone.net points to IP 103.144.33.79.

science4everyone.net - robtex.com