gretzcom.ch - robtex.com
gretzcom.ch
ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ch ⭐ | ||||||
| NS | b.nic.ch | ||||||
| NS | d.nic.ch | ||||||
| NS | e.nic.ch | ||||||
| NS | f.nic.ch | ||||||
| SOA | a.nic.chdns-operation@switch.ch 2026-04-24 #46 | ||||||
Subdomains
mail.gretzcom.ch |
Same first word
gretzcom.ch |
DNS History
8 records (5 active, 3 former)
●NSns4.computech-rz.ch2015-06-21 → 2026-04-24 · 2 obs
● 2026-04-24 21:36:06
●NSns5.computech-rz.ch2015-06-21 → 2026-04-24 · 2 obs
● 2026-04-24 21:36:06
●NSns6.computech-rz.ch2015-06-21 → 2026-04-24 · 2 obs
● 2026-04-24 21:36:06
●MXgretzcom-ch.mail.protection.outlook.com2026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 07:23:50
● 2026-04-24 21:36:06
○MXmail.gretzcom.ch2015-06-21 → 2017-08-08 · 4 obs
● 2017-08-08 09:14:30
○ 2026-03-27 07:23:50
○ 2026-04-24 21:36:06
○MXmailgate3.computech.ch2015-06-21 → 2015-06-21 · 3 obs
○ 2015-11-11 14:57:48
○ 2026-04-24 21:36:06
○A185.60.251.2512015-06-21 → 2017-08-08 · 4 obs
● 2017-08-08 09:14:30
○ 2026-03-27 07:23:50
○ 2026-04-24 21:36:06
●A212.103.88.2262026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 07:23:50
● 2026-04-24 21:36:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| gretzcom.ch | ns5.computech-rz.ch, ns6.computech-rz.ch, ns4.computech-rz.ch | 3 records |
✅ Authoritative Response
Server:212.103.88.235
NS records: ns5.computech-rz.ch, ns6.computech-rz.ch, ns4.computech-rz.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gretzcom.ch (unsigned zone)
⏱️ Timing
Total: 518ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.103.88.226 |
| NS | 3 | ns6.computech-rz.ch, ns5.computech-rz.ch... |
| MX | 1 | gretzcom-ch.mail.protection.outlook.com |
| TXT | 7 | npkdrhp0w0fv08dy42nxz21264c4j2j2, qdqmc8kr8t2yhz5p5kjp804wh4t8d7hg... |
| SOA | 1 | ns5.computech-rz.ch webmaster.computech. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns6.computech-rz.ch, ns5.computech-rz.ch, ns4.computech-rz.ch)
Analysis
Hierarchy
The parent of mail.gretzcom.ch is gretzcom.ch.
IP Addresses
gretzcom.ch points to a single IP: 212.103.88.226.
Other host names, for instance spaark.ch, domaine-r.com, boss.guru, sjztransglobal.com and hiltbrunnerag.ch share IP numbers with gretzcom.ch.
Name Servers
gretzcom.ch is delegated to three name servers: ns4.computech-rz.ch, ns5.computech-rz.ch and ns6.computech-rz.ch.
gretzcom.ch partially shares name servers with other domains; examples include arzt-bern-doktor-keller.ch, 209.88.103.212.in-addr.arpa, volvierondelsur.ch, reber-fankhaus.ch and bahnorama.ch.
Host names with one IP number:
Host ns4.computech-rz.ch points to 212.103.88.234.
Host ns5.computech-rz.ch points to 212.103.88.235.
Host ns6.computech-rz.ch points to 212.103.88.236.
Mail Servers
gretzcom.ch is handled by a single mail server, gretzcom-ch.mail.protection.outlook.com.
Hostname gretzcom-ch.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca3c::, 2a01:111:f403:ca3c::1, 2a01:111:f403:ca3c::2, 2a01:111:f403:ca3e::1, 52.101.185.12, 52.101.185.13, 52.101.185.14 and 52.101.187.1.