`mail.jup.pt`

DNSSEC	⚠️ Not signed
A	213.13.153.219^{🇵🇹 MEO-RESIDENCIAL213.13.0.0/16 PT Comunicacoes S.A.}
		PTR	`mail.cybercore.pt`

`jup.pt`

	DNSSEC	⚠️ Not signed
	A	213.13.153.219^{🇵🇹 MEO-RESIDENCIAL213.13.0.0/16 PT Comunicacoes S.A.}
	NS	`ns1.cybercore.pt` ⭐
	NS	`ns2.cybercore.pt`
	MX	`mail.jup.pt` ⭐
	TXT	`v=spf1 +a +mx +a:gestao.cybercore.pt -all`
	SOA	`ns1.cybercore.pt`njap@jup.pt 2026-06-18 #17

MX for

jup.pt

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DNS History

1 record (1 active, 0 former)

●A213.13.153.2192026-06-23 → 2026-07-27 · 2 obs

● 2026-06-23 18:04:00
● 2026-07-27 16:22:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	-
jup.pt	ns1.cybercore.pt, ns2.cybercore.pt	2 records

✅ Authoritative Response

Server:213.13.153.219

NS records: ns1.cybercore.pt, ns2.cybercore.pt

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jup.pt (unsigned zone)

⏱️ Timing

Total: 3486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.13.153.219`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.cybercore.pt, ns2.cybercore.pt)

Analysis

Mail Server Role

mail.jup.pt serves as a mail server for jup.pt.

IP Addresses

mail.jup.pt points to a single IP number: 213.13.153.219.

Additional host names — jup.pt, ns1.cybercore.pt, montfer.com and two others — share IP numbers with mail.jup.pt.

mail.jup.pt - robtex.com

mail.jup.pt

jup.pt