estermannbau.ch - robtex.com
estermannbau.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.156.58.119🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix | ||||||
| PTR | ec2-18-156-58-119.eu-central-1.compute.amazonaws.com | ||||||
| NS | ns-844.awsdns-41.net ⭐ | ||||||
| A | 2600:9000:5303:4c00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-844.awsdns-41.net | ||||||
| A | 205.251.195.76🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-844.awsdns-41.net | ||||||
| NS | ns-1522.awsdns-62.org | ||||||
| A | 2600:9000:5305:f200::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1522.awsdns-62.org | ||||||
| A | 205.251.197.242🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1522.awsdns-62.org | ||||||
| NS | ns-165.awsdns-20.com | ||||||
| A | 2600:9000:5300:a500::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-165.awsdns-20.com | ||||||
| A | 205.251.192.165🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-165.awsdns-20.com | ||||||
| NS | ns-1978.awsdns-55.co.uk | ||||||
| A | 2600:9000:5307:ba00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1978.awsdns-55.co.uk | ||||||
| A | 205.251.199.186🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1978.awsdns-55.co.uk | ||||||
| SOA | ns-844.awsdns-41.netawsdns-hostmaster@amazon.com serial=1 | ||||||
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 2026-02-17 #2 | ||||||
Same first word
estermannbau.ch |
DNS History
8 records (5 active, 3 former)
○NSdns1.mhs.ch2015-05-30 → 2017-09-25 · 3 obs
● 2017-09-25 09:01:30
○ 2026-03-01 09:55:10
○NSdns2.mhs.ch2015-05-30 → 2017-09-25 · 3 obs
● 2017-09-25 09:01:30
○ 2026-03-01 09:55:10
○NSdns3.mhs.ch2015-05-30 → 2017-09-25 · 3 obs
● 2017-09-25 09:01:30
○ 2026-03-01 09:55:10
●NSns-1522.awsdns-62.org2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 09:55:10
●NSns-165.awsdns-20.com2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 09:55:10
●NSns-1978.awsdns-55.co.uk2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 09:55:10
●NSns-844.awsdns-41.net2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 09:55:10
●A18.156.58.1192026-03-01 → 2026-03-01 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | d.nic.ch, a.nic.ch, e.nic.ch, f.nic.ch... | - |
| estermannbau.ch | ns-165.awsdns-20.com, ns-844.awsdns-41.net, ns-1522.awsdns-62.org, ns-1978.awsdns-55.co.uk | - |
✅ Authoritative Response
Server: 205.251.192.165
NS records: ns-165.awsdns-20.com, ns-844.awsdns-41.net, ns-1522.awsdns-62.org, ns-1978.awsdns-55.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for estermannbau.ch (unsigned zone)
⏱️ Timing
Total: 382ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.156.58.119 |
| NS | 4 | ns-1522.awsdns-62.org, ns-165.awsdns-20.com... |
| SOA | 1 | ns-844.awsdns-41.net awsdns-hostmaster.a |
Analysis
IP Addresses
estermannbau.ch points to a single IP number: 18.156.58.119.
other host names for instance 117prozentdu.ch, hgftg.ch, antispam.fmhinsurance.ch, mail11.fmhinsurance.ch and mail6.fmhinsurance.ch share IP numbers with estermannbau.ch.
Name Servers
estermannbau.ch is delegated to four name servers: ns-165.awsdns-20.com, ns-844.awsdns-41.net, ns-1522.awsdns-62.org and ns-1978.awsdns-55.co.uk.
estermannbau.ch at least partially shares name servers with other domains, for instance tangentsnowball.net, cirkadian.io, localinternetservice.com, emedemr.com and showgizmo.mobi.
These name servers are commonly used with ns-179.awsdns-22.com, ns-641.awsdns-16.net and ns-1235.awsdns-26.org.
Host names with two IP numbers:
Host name ns-165.awsdns-20.com points to: 2600:9000:5300:a500::1 and 205.251.192.165.
Host name ns-844.awsdns-41.net points to: 2600:9000:5303:4c00::1 and 205.251.195.76.
Host name ns-1522.awsdns-62.org points to: 2600:9000:5305:f200::1 and 205.251.197.242.
Host name ns-1978.awsdns-55.co.uk points to: 2600:9000:5307:ba00::1 and 205.251.199.186.