tretu.de - robtex.com
tretu.de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a01:4f8:171:370e::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 138.201.35.135🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | mx1.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.118🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx1.pub.mailpod9-cph3.one.com | ||||||
| MX | mx2.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.119🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx2.pub.mailpod9-cph3.one.com | ||||||
| MX | mx3.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.120🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx3.pub.mailpod9-cph3.one.com | ||||||
| MX | mx4.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.124🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx4.pub.mailpod9-cph3.one.com | ||||||
| TXT | google-site-verification=eQFMUe6haGCLjjcbPguGjFpX82j0miWw8oUXsh6emls | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-07-23 #2 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1785532292 | ||||||
Same first word
Similar names
DNS History
16 records (8 active, 8 former)
●NSns01.one.com2020-01-26 → 2026-07-31 · 3 obs
● 2020-01-26 20:16:40
● 2026-07-31 21:53:22
●NSns02.one.com2020-01-26 → 2026-07-31 · 3 obs
● 2020-01-26 20:16:40
● 2026-07-31 21:53:22
○NSns03.one.com2020-01-26 → 2020-01-26 · 4 obs
● 2020-01-26 20:16:40
○ 2026-06-22 22:22:34
○ 2026-07-31 21:53:22
○NSnsv0.nitrado.net2015-05-13 → 2017-02-19 · 4 obs
● 2017-02-19 11:57:06
○ 2020-01-26 20:16:40
○ 2026-07-31 21:53:22
○NSnsv2.nitrado.de2015-05-13 → 2017-02-19 · 4 obs
● 2017-02-19 11:57:06
○ 2020-01-26 20:16:40
○ 2026-07-31 21:53:22
●MXmx1.pub.mailpod9-cph3.one.com2020-01-26 → 2026-07-31 · 3 obs
● 2020-01-26 20:16:40
● 2026-07-31 21:53:22
●MXmx2.pub.mailpod9-cph3.one.com2020-01-26 → 2026-07-31 · 3 obs
● 2020-01-26 20:16:40
● 2026-07-31 21:53:22
●MXmx3.pub.mailpod9-cph3.one.com2026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 22:22:34
● 2026-07-31 21:53:22
●MXmx4.pub.mailpod9-cph3.one.com2026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 22:22:34
● 2026-07-31 21:53:22
○MXvweb13.nitrado.net2016-05-06 → 2016-05-06 · 4 obs
● 2016-05-06 11:06:18
○ 2017-02-19 11:57:06
○ 2026-07-31 21:53:22
○MXvweb19.nitrado.net2015-05-13 → 2017-02-19 · 6 obs
● 2016-01-24 10:58:00
○ 2016-05-06 11:06:18
● 2017-02-19 11:57:06
○ 2020-01-26 20:16:40
○ 2026-07-31 21:53:22
●A138.201.35.1352026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 22:22:34
● 2026-07-31 21:53:22
○A194.169.211.152016-05-06 → 2016-05-06 · 4 obs
● 2016-05-06 11:06:18
○ 2017-02-19 11:57:06
○ 2026-07-31 21:53:22
●A2a01:4f8:171:370e::22026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 22:22:34
● 2026-07-31 21:53:22
○A77.111.240.1912020-01-26 → 2020-01-26 · 4 obs
● 2020-01-26 20:16:40
○ 2026-06-22 22:22:34
○ 2026-07-31 21:53:22
○A78.143.39.402015-05-13 → 2017-02-19 · 6 obs
● 2016-01-24 10:58:00
○ 2016-05-06 11:06:18
● 2017-02-19 11:57:06
○ 2020-01-26 20:16:40
○ 2026-07-31 21:53:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| tretu.de | ns02.one.com, ns01.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns02.one.com, ns01.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.201.35.135 |
| AAAA | 1 | 2a01:4f8:171:370e::2 |
| NS | 2 | ns01.one.com, ns02.one.com |
| MX | 4 | mx2.pub.mailpod9-cph3.one.com (pri: 10), mx1.pub.mailpod9-cph3.one.com (pri: 10)... |
| TXT | 1 | google-site-verification=eQFMUe6haGCLjjc |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
tretu.de points to the IP addresses 138.201.35.135 and 2a01:4f8:171:370e::2
Two other host names, along with static.135.35.201.138.clients.your-server.de, followerpilot.de and travelpilot24.de, also share IP numbers with tretu.de.
Name Servers
The NS records for tretu.de delegate to ns01.one.com and ns02.one.com.
tretu.de shares its NS records with other domains, for example bigballsmx.com, grade.be, enotech.biz and two others.
tretu.de and other domains like d4infonet.co share at least a portion of their name servers.
ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10. Likewise, ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10 — two IP addresses apiece.
Mail Servers
The four mail servers for tretu.de are mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com, mx3.pub.mailpod9-cph3.one.com and mx4.pub.mailpod9-cph3.one.com.
There is at least a partial MX overlap between tretu.de and other domains, including dannyhaelewaters.com, p-gs.dk, ulvedal.info and two others.
The hosts mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com, mx3.pub.mailpod9-cph3.one.com and mx4.pub.mailpod9-cph3.one.com all resolve to exactly one IP address each: 185.164.14.118, 185.164.14.119, 185.164.14.120 and 185.164.14.124 respectively.