duatro.com - robtex.com
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duatro.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.12.122.77🇩🇪 Hetzner | ||||||
| PTR | s101.calserver.eu | ||||||
| NS | ns1.cal.pl ⭐ | ||||||
| A | 45.138.106.10🇨🇿 WEDOS-GLOBAL | ||||||
| PTR | ns1.cal.pl | ||||||
| NS | ns2.cal.pl | ||||||
| A | 185.8.238.10🇨🇿 WEDOS-GLOBAL | ||||||
| PTR | ns2.cal.pl | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| A | 2a00:1450:4009:c0f::1a🇬🇧 Google | ||||||
| PTR | yulhrs-in-f26.1e100.net | ||||||
| A | 192.178.223.26🇺🇸 Google | ||||||
| PTR | yulhrs-in-f26.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| A | 2607:f8b0:4003:c30::1b🇺🇸 Google | ||||||
| PTR | yutulis-in-f27.1e100.net | ||||||
| A | 74.125.27.27🇺🇸 Google | ||||||
| PTR | yutulis-in-f27.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com(30) | ||||||
| A | 2607:f8b0:4001:c70::1a🇺🇸 Google | ||||||
| PTR | yucbful-in-f26.1e100.net | ||||||
| A | 192.178.209.27🇺🇸 Google | ||||||
| PTR | yucbful-in-f27.1e100.net | ||||||
| MX | alt3.aspmx.l.google.com(40) | ||||||
| A | 2607:f8b0:4024:c0d::1a🇺🇸 Google | ||||||
| PTR | mj-in-f26.1e100.net | ||||||
| A | 192.178.152.27🇺🇸 Google | ||||||
| PTR | mj-in-f27.1e100.net | ||||||
| TXT | google-site-verification=a3m8yVoJ-_4YfdiS2i6HZN3MhmuG54JeY3QpQGKAQpw | ||||||
| TXT | v=spf1 a mx ip4:49.12.122.77 include:spf.cal.pl ~all | ||||||
| SOA | ns1.cal.plhostmaster@duatro.com 2023-10-24 #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.netnstld@verisign-grs.com serial=1770918430 | ||||||
Same first word
duatro.com |
Similar names
DNS History
11 records (7 active, 4 former)
●NSns1.cal.pl2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
○NSns1.wix.com2015-08-01 → 2017-03-21 · 4 obs
● 2017-03-21 05:47:06
○ 2026-02-15 03:49:02
○ 2026-02-15 05:47:26
●NSns2.cal.pl2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
○NSns2.wix.com2015-08-01 → 2017-03-21 · 4 obs
● 2017-03-21 05:47:06
○ 2026-02-15 03:49:02
○ 2026-02-15 05:47:26
○MXa-78-46-174-209.duatro.com2015-08-01 → 2017-03-21 · 4 obs
● 2017-03-21 05:47:06
○ 2026-02-15 03:49:02
○ 2026-02-15 05:47:26
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
●MXalt3.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
●MXaspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
○A23.236.62.1472015-08-01 → 2017-03-21 · 4 obs
● 2017-03-21 05:47:06
○ 2026-02-15 03:49:02
○ 2026-02-15 05:47:26
●A49.12.122.772026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 03:49:02
● 2026-02-15 05:47:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duatro.com | ns1.cal.pl, ns2.cal.pl | - |
✅ Authoritative Response
Server: 185.8.238.10
NS records: ns1.cal.pl, ns2.cal.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duatro.com (unsigned zone)
⏱️ Timing
Total: 1210ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.12.122.77 |
| NS | 2 | ns1.cal.pl, ns2.cal.pl |
| MX | 4 | alt3.aspmx.l.google.com (pri: 40), aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=a3m8yVoJ-_4Yfdi, v=spf1 a mx ip4:49.12.122.77 include:sp |
| SOA | 1 | ns1.cal.pl hostmaster.duatro.com |
AI analysis
duatro.com resolves to one IP number: 49.12.122.77.
Other host names, for instance apartamenty-odys.pl, mail.vincom.pl, sailorstrap.com, mail.donlinkage.cal24.pl and mail.drukomatic.pl share IP numbers with duatro.com.
duatro.com's delegation uses two name servers: ns1.cal.pl and ns2.cal.pl.
duatro.com uses the same name server setup as other domains, such as perz.com.pl, myhealth.name, pieczatki-torun.pl, domirodzina.pl and mgame.pl.
duatro.com at least partially shares name servers with other domains, for example abart.biz.
Host names with a single IP address: ns1.cal.pl points to 45.138.106.10; ns2.cal.pl points to 185.8.238.10.
duatro.com is handled by four mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.
duatro.com shares at least some mail servers with other domains, for example joncenphi.com, allsecurefoundation.org, dardonroofing.com, winladec.com and zez.com.
These mail servers are commonly used with alt4.aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers: aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26; alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27; alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27; alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1a and 192.178.152.27.