jazznet.pt - robtex.com
jazznet.pt
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.141.4.254🇵🇹 ArTelecomPT213.141.0.0/19 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A. | ||||||
| PTR | hosting.artelecom.pt | ||||||
| NS | dnsh01.artelecom.pt ⭐ | ||||||
| A | 213.141.4.251🇵🇹 ArTelecomPT213.141.0.0/19 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A. | ||||||
| PTR | dnsh01.artelecom.pt | ||||||
| NS | dnsh02.artelecom.pt | ||||||
| A | 213.141.27.251🇵🇹 ArTelecomPT213.141.0.0/19 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A. | ||||||
| PTR | dnsh02.artelecom.pt | ||||||
| NS | dnsh03.artelecom.pt | ||||||
| A | 213.141.4.252🇵🇹 ArTelecomPT213.141.0.0/19 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A. | ||||||
| PTR | dnsh03.artelecom.pt | ||||||
| MX | smtp1.artelecom.pt ⭐ | ||||||
| MX | smtp2.artelecom.pt ⭐ | ||||||
| A | 213.141.25.62🇵🇹 ArTelecomPT213.141.0.0/19 Ar Telecom, Acessos e Redes Telecomunicacoes. S.A. | ||||||
| PTR | smtp2.artelecom.pt | ||||||
| TXT | v=spf1 ip4:213.141.4.254 include:artelecom.pt +a +mx ~all | ||||||
| SOA | dnsh01.artelecom.ptsuporte@artelecom.pt 2026-02-12 #1 | ||||||
pt
| DNSSEC | ⚠️ Not signed | ||||||
| NS | curiosity.dns.pt ⭐ | ||||||
| NS | a.dns.pt | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt | ||||||
| NS | d.dns.pt | ||||||
| NS | e.dns.pt | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br ⚠️ Not in parent delegation | ||||||
| NS | ns2.nic.fr ⚠️ Not in parent delegation | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-05-29 #33 | ||||||
Subdomains
Same first word
DNS History
8 records (6 active, 2 former)
○NSdns1.artelecom.pt2015-08-26 → 2018-01-15 · 4 obs
● 2018-01-15 13:19:24
○ 2026-02-28 23:20:00
○ 2026-05-29 16:43:14
○NSdns2.artelecom.pt2015-08-26 → 2018-01-15 · 4 obs
● 2018-01-15 13:19:24
○ 2026-02-28 23:20:00
○ 2026-05-29 16:43:14
●NSdnsh01.artelecom.pt2026-02-28 → 2026-05-29 · 3 obs
● 2026-02-28 23:20:00
● 2026-05-29 16:43:14
●NSdnsh02.artelecom.pt2026-02-28 → 2026-05-29 · 3 obs
● 2026-02-28 23:20:00
● 2026-05-29 16:43:14
●NSdnsh03.artelecom.pt2026-02-28 → 2026-05-29 · 3 obs
● 2026-02-28 23:20:00
● 2026-05-29 16:43:14
●MXsmtp1.artelecom.pt2015-08-26 → 2026-05-29 · 2 obs
● 2026-05-29 16:43:14
●MXsmtp2.artelecom.pt2015-08-26 → 2026-05-29 · 2 obs
● 2026-05-29 16:43:14
●A213.141.4.2542026-02-28 → 2026-05-29 · 2 obs
● 2026-05-29 16:43:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | h.dns.pt, g.dns.pt, e.dns.pt, b.dns.pt... | - |
| jazznet.pt | dnsh01.artelecom.pt, dnsh02.artelecom.pt, dnsh03.artelecom.pt | 3 records |
✅ Authoritative Response
Server:213.141.27.251
NS records: dnsh01.artelecom.pt, dnsh02.artelecom.pt, dnsh03.artelecom.pt
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jazznet.pt (unsigned zone)
⏱️ Timing
Total: 771ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.141.4.254 |
| NS | 3 | dnsh02.artelecom.pt, dnsh01.artelecom.pt... |
| MX | 2 | smtp1.artelecom.pt (pri: 10), smtp2.artelecom.pt (pri: 10) |
| TXT | 1 | v=spf1 ip4:213.141.4.254 include:artelec |
| SOA | 1 | dnsh01.artelecom.pt suporte.artelecom.pt |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (dnsh01.artelecom.pt, dnsh02.artelecom.pt, dnsh03.artelecom.pt)
Analysis
Hierarchy
jazznet.pt is the parent domain of dns1.jazznet.pt and sopromad.jazznet.pt.
IP Addresses
jazznet.pt points to a single IP number: 213.141.4.254.
Additional host names — gfk.pt, metris.gfk.pt, hosting.artelecom.pt and two others — share IP numbers with jazznet.pt.
Name Servers
Three name servers are authoritative for jazznet.pt: dnsh01.artelecom.pt, dnsh02.artelecom.pt and dnsh03.artelecom.pt.
There is at least partial name server overlap between jazznet.pt and other domains — 27.141.213.in-addr.arpa, trustenergy.pt, 2.63.213.in-addr.arpa and two more among them.
The name servers dns2.artelecom.pt, dns1.artelecom.pt and dnsh04.artelecom.pt are often found in combination with these name servers.
Three hostnames, one IP address apiece: dnsh01.artelecom.pt resolves to 213.141.4.251, dnsh02.artelecom.pt resolves to 213.141.27.251 and dnsh03.artelecom.pt resolves to 213.141.4.252.
Mail Servers
jazznet.pt has two mail servers: smtp1.artelecom.pt and smtp2.artelecom.pt.
jazznet.pt shares the same mail server setup as other domains, including net.artelecom.pt, progitape.com, interpass.travel and two others.
jazznet.pt shares mail servers — at least in part — with other domains, including biovegetal.pt, painelportugal.pt, ewf.be and two others.
These mail servers are frequently used alongside mail servers mail.biovegetal.pt, mail.painelportugal.pt, ewf-be.mail.protection.outlook.com and four others.
Host names with one IP number:
smtp2.artelecom.pt points to the IP address 213.141.25.62.