`science-track.com`

DNSSEC	⚠️ Not signed
A	2a03:0:142::224^{🇵🇹 I4W2a03::/32 - Web Solutions, Lda}
		PTR	`cp6.maskcloud.net`
A	185.113.142.224^{🇵🇹 I4W185.113.142.0/24 - Web Solutions, Lda}
NS	`ns1.rfontes.com` ⭐
		A	2a03:0:142::224^{🇵🇹 I4W2a03::/32 - Web Solutions, Lda}
			PTR	`cp6.maskcloud.net`
		A	185.113.142.224^{🇵🇹 I4W185.113.142.0/24 - Web Solutions, Lda}
			PTR	`cp6.maskcloud.net`
NS	`ns2.rfontes.com`
		A	2001:41d0:303:22b7::113^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	149.202.242.113^{🇫🇷 OVH149.202.0.0/16}
			PTR	`ip113.ip-149-202-242.eu`
MX	`mail.science-track.com` ⭐
TXT	`google-site-verification=PUiKx71SstWMIQ5fiAZJboEKeedyU9lZBuLspDcmxBk`
TXT	`v=spf1 +a +mx +ip4:185.113.142.224 include:_spf.topdns.pt +include:spf.pro.in...`
SOA	`ns1.rfontes.com`cpanel@innov4web.pt 2026-04-06 #0

`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=1775970182

rank #272594 globally
rank #115664 in the tld

Subdomains

mail.science-track.com

Same first word

science-track.com

DNS History

12 records (5 active, 7 former)

○NSns1.mydnspt.net2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

●NSns1.rfontes.com2026-03-20 → 2026-04-12 · 3 obs

○ 2017-09-04 13:24:36
● 2026-03-20 01:45:16
● 2026-04-12 05:27:20

○NSns2.mydnspt.net2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

●NSns2.rfontes.com2026-03-20 → 2026-04-12 · 3 obs

○ 2017-09-04 13:24:36
● 2026-03-20 01:45:16
● 2026-04-12 05:27:20

○NSns7.mydnspt.net2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

○NSns8.mydnspt.net2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

●MXmail.science-track.com2026-03-20 → 2026-04-12 · 3 obs

○ 2017-09-04 13:24:36
● 2026-03-20 01:45:16
● 2026-04-12 05:27:20

○MXmx1.cleanmx.pt2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

○MXmx2.cleanmx.pt2016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

●A185.113.142.2242026-03-20 → 2026-04-12 · 3 obs

○ 2017-09-04 13:24:36
● 2026-03-20 01:45:16
● 2026-04-12 05:27:20

●A2a03:0:142::2242026-03-20 → 2026-04-12 · 3 obs

○ 2017-09-04 13:24:36
● 2026-03-20 01:45:16
● 2026-04-12 05:27:20

○A94.46.176.412016-12-14 → 2017-09-04 · 4 obs

● 2016-12-14 05:13:46
● 2017-09-04 13:24:36
○ 2026-03-20 01:45:16
○ 2026-04-12 05:27:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net...	-
science-track.com	ns1.rfontes.com, ns2.rfontes.com	2 records

✅ Authoritative Response

Server:185.113.142.224

NS records: ns1.rfontes.com, ns2.rfontes.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for science-track.com (unsigned zone)

⏱️ Timing

Total: 339ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.113.142.224`
AAAA	1	`2a03:0:142::224`
NS	2	`ns1.rfontes.com, ns2.rfontes.com`
MX	1	`mail.science-track.com (pri: 0)`
TXT	2	`google-site-verification=PUiKx71SstWMIQ5, v=spf1 +a +mx +ip4:185.113.142.224 inclu`
SOA	1	`ns1.rfontes.com cpanel.innov4web.pt`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.rfontes.com, ns2.rfontes.com)

Analysis

Hierarchy

science-track.com is the parent of mail.science-track.com.

IP Addresses

science-track.com points to two IPs: 2a03:0:142::224 and 185.113.142.224.

Other host names including mail.dialreset.pt, stpt.pt, _dc-mx.560333d7abbb.madeiravape.com, mail.aquardente.com and cpadonas.pt share IP numbers with science-track.com.

Name Servers

science-track.com's delegation uses two name servers, ns1.rfontes.com and ns2.rfontes.com.

science-track.com shares the same name server setup as other domains, for example tiagovelez.pt, carflux.pt, clinicavetplus.pt, deliciasdadeolinda.com and casadosnumeroslda.com.

science-track.com at least partially shares name servers with other domains, for example irmaoslemos.pt, rfontes.com and jorgeloureiro.pt.

These name servers are commonly used with ns1.cp6.topdns.pt and ns2.cp6.topdns.pt.

Host names with two IPs:

ns1.rfontes.com points to: 2a03:0:142::224 and 185.113.142.224

ns2.rfontes.com points to: 2001:41d0:303:22b7::113 and 149.202.242.113

Mail Servers

science-track.com is handled by a single mail server, mail.science-track.com.

science-track.com - robtex.com