tutorial.pt - robtex.com
tutorial.pt
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.172.94.1🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix | ||||||
| PTR | staticip.multiscreensite.com | ||||||
| A | 100.24.208.97🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix | ||||||
| NS | ns1.amenworld.com ⭐ | ||||||
| A | 2a01:8100:2911::2:184:4🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.4🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-4.dedicatedservers.it | ||||||
| NS | ns2.amenworld.com | ||||||
| A | 81.88.63.40🇮🇹 REGISTER-AS81.88.63.0/24 Register.IT S.p.A. prefix | ||||||
| PTR | ns2.amenworld.com | ||||||
| MX | mail-pt.securemail.pro ⭐ | ||||||
| A | 81.88.48.101🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | massenet.register.it | ||||||
| TXT | v=spf1 include:spf.webapps.net ~all | ||||||
| SOA | ns1.amenworld.comroot@amen.fr 2024-01-17 #1 | ||||||
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 2026-09-14 #29 | ||||||
Previously MX for
tutorial.pt |
Same first word
Similar names
Previous names
Next names
DNS History
9 records (5 active, 4 former)
●NSns1.amenworld.com2026-08-20 → 2026-09-14 · 3 obs
● 2026-08-20 18:34:52
● 2026-09-14 14:14:34
○NSns1.substanciadigital.com2015-07-02 → 2017-04-22 · 4 obs
● 2017-04-22 16:36:00
○ 2026-08-20 18:34:52
○ 2026-09-14 14:14:34
●NSns2.amenworld.com2026-08-20 → 2026-09-14 · 3 obs
● 2026-08-20 18:34:52
● 2026-09-14 14:14:34
○NSns2.substanciadigital.com2015-07-02 → 2017-04-22 · 4 obs
● 2017-04-22 16:36:00
○ 2026-08-20 18:34:52
○ 2026-09-14 14:14:34
●MXmail-pt.securemail.pro2026-08-20 → 2026-09-14 · 3 obs
● 2026-08-20 18:34:52
● 2026-09-14 14:14:34
○MXtutorial.pt2015-07-02 → 2017-04-22 · 4 obs
● 2017-04-22 16:36:00
○ 2026-08-20 18:34:52
○ 2026-09-14 14:14:34
●A100.24.208.972026-08-20 → 2026-09-14 · 3 obs
● 2026-08-20 18:34:52
● 2026-09-14 14:14:34
●A35.172.94.12026-08-20 → 2026-09-14 · 3 obs
● 2026-08-20 18:34:52
● 2026-09-14 14:14:34
○A5.196.50.172015-07-02 → 2017-04-22 · 4 obs
● 2017-04-22 16:36:00
○ 2026-08-20 18:34:52
○ 2026-09-14 14:14:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | - |
| tutorial.pt | ns2.amenworld.com, ns1.amenworld.com | - |
✅ Authoritative Response
Server:81.88.63.40
NS records: ns2.amenworld.com, ns1.amenworld.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at pt: Error: DNS query timeout: 185.39.208.1 for DNSKEY pt
⏱️ Timing
Total: 3921ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 35.172.94.1, 100.24.208.97 |
| NS | 2 | ns1.amenworld.com, ns2.amenworld.com |
| MX | 1 | mail-pt.securemail.pro (pri: 10) |
| TXT | 1 | v=spf1 include:spf.webapps.net ~all |
| SOA | 1 | ns1.amenworld.com root.amen.fr |
Analysis
IP Addresses
tutorial.pt points to the IP addresses 35.172.94.1 and 100.24.208.97
Additional host names — oh-kanna.ch, tuimagenespoder.mx, notaiovalia.com and two others — share IP numbers with tutorial.pt.
Name Servers
DNS delegation for tutorial.pt points to two name servers: ns1.amenworld.com and ns2.amenworld.com.
tutorial.pt shares its name server setup with other domains, including bistroquai.fr, sintropica.com, percy.fr and two others.
At least some of tutorial.pt's name servers are shared with other domains, for example bigpicturefilms.pt, helpphone.pt, ankh.pt and two more.
These name servers tend to be deployed in combination with the name servers ns1.host7x24.com and ns2.host7x24.com.
Host names with two IP numbers:
ns1.amenworld.com has two IP addresses: 81.88.61.4 and 2a01:8100:2911::2:184:4.
Host names pointing to a single IP address:
ns2.amenworld.com directs to 81.88.63.40.
Mail Servers
tutorial.pt has one mail server: mail-pt.securemail.pro.
tutorial.pt shares the same mail server setup as other domains, including pcic.pt, acf50shop.pt, bensiloja.pt and two others.
tutorial.pt overlaps on mail servers with certain other domains, betnstats.com among them.
mail-pt.securemail.pro has exactly one IP number: 81.88.48.101.