onoff.pt - robtex.com
onoff.pt
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.240.248.36🇵🇹 RACKFIBER185.240.248.0/24 | ||||||
| PTR | cp16.webcloud.pt | ||||||
| NS | ns1.samsys.net ⭐ | ||||||
| A | 195.22.25.201🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| PTR | ns1.samsys.net | ||||||
| NS | ns2.samsys.net | ||||||
| A | 195.22.25.202🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| PTR | ns2.samsys.net | ||||||
| MX | mail.onoff.pt ⭐ | ||||||
| A | 185.240.248.36🇵🇹 RACKFIBER185.240.248.0/24 | ||||||
| PTR | cp16.webcloud.pt | ||||||
| TXT | v=spf1 a mx ip4:185.240.248.36 ~all | ||||||
| SOA | ns1.samsys.nethostadmin@samsys.net.onoff.pt 2026-04-22 #3 | ||||||
pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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 2026-07-30 #28 | ||||||
Previously MX for
onoff.pt |
Subdomains
mail.onoff.pt |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSns1.novis.pt2015-08-10 → 2015-11-02 · 4 obs
● 2015-11-02 11:48:34
○ 2016-01-17 02:26:40
○ 2026-07-30 13:42:26
●NSns1.samsys.net2026-05-17 → 2026-07-30 · 3 obs
● 2026-05-17 09:44:06
● 2026-07-30 13:42:26
○NSns1.webhs.org2018-09-29 → 2018-09-29 · 4 obs
● 2018-09-29 14:29:26
○ 2026-05-17 09:44:06
○ 2026-07-30 13:42:26
○NSns2.novis.pt2015-08-10 → 2015-11-02 · 4 obs
● 2015-11-02 11:48:34
○ 2016-01-17 02:26:40
○ 2026-07-30 13:42:26
●NSns2.samsys.net2026-05-17 → 2026-07-30 · 3 obs
● 2026-05-17 09:44:06
● 2026-07-30 13:42:26
○NSns2.webhs.org2018-09-29 → 2018-09-29 · 4 obs
● 2018-09-29 14:29:26
○ 2026-05-17 09:44:06
○ 2026-07-30 13:42:26
○NSns3.webhs.org2018-09-29 → 2018-09-29 · 4 obs
● 2018-09-29 14:29:26
○ 2026-05-17 09:44:06
○ 2026-07-30 13:42:26
●MXmail.onoff.pt2026-05-17 → 2026-07-30 · 3 obs
● 2026-05-17 09:44:06
● 2026-07-30 13:42:26
○MXonoff.pt2018-09-29 → 2018-09-29 · 3 obs
○ 2026-05-17 09:44:06
○ 2026-07-30 13:42:26
●A185.240.248.362026-05-17 → 2026-07-30 · 3 obs
● 2026-05-17 09:44:06
● 2026-07-30 13:42:26
○A185.90.59.772018-09-29 → 2018-09-29 · 4 obs
● 2018-09-29 14:29:26
○ 2026-05-17 09:44:06
○ 2026-07-30 13:42:26
○A195.23.135.792015-08-10 → 2015-11-02 · 4 obs
● 2015-11-02 11:48:34
○ 2016-01-17 02:26:40
○ 2026-07-30 13:42:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | - |
| onoff.pt | ns2.samsys.net, ns1.samsys.net | - |
✅ Authoritative Response
Server:195.22.25.201
NS records: ns2.samsys.net, ns1.samsys.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for onoff.pt (unsigned zone)
⏱️ Timing
Total: 945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.240.248.36 |
| NS | 2 | ns2.samsys.net, ns1.samsys.net |
| MX | 1 | mail.onoff.pt (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:185.240.248.36 ~all |
| SOA | 1 | ns1.samsys.net hostadmin.samsys.net.onof |
Analysis
Hierarchy
onoff.pt is a parent domain of mail.onoff.pt.
IP Addresses
onoff.pt resolves to one IP address: 185.240.248.36.
associacaoalegriadecrescer.pt, cp16.webcloud.pt, mail.2think.pt and two other host names share IP numbers with onoff.pt.
Name Servers
onoff.pt is delegated to two name servers: ns1.samsys.net and ns2.samsys.net.
onoff.pt uses the same name servers as several other domains — among them bestfil.pt, 24hbttlordelo.com, nici.pt and two more.
onoff.pt shares at least some of its name servers with other domains, including keepcorporate.com, gastermica.com, jocilma.pt and two others.
ns1.samsys.net and ns2.samsys.net each resolve to one IP number: ns1.samsys.net points to 195.22.25.201 and ns2.samsys.net points to 195.22.25.202.
Mail Servers
Mail for onoff.pt is handled by a single mail server, mail.onoff.pt.
mail.onoff.pt resolves to a single IP number: 185.240.248.36.