workers.ch - dns.ninja
workers.ch
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-751.awsdns-29.net ⭐ | ||||||
| A | 2600:9000:5302:ef00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-751.awsdns-29.net | ||||||
| A | 205.251.194.239🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-751.awsdns-29.net | ||||||
| NS | ns-1209.awsdns-23.org | ||||||
| A | 2600:9000:5304:b900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1209.awsdns-23.org | ||||||
| A | 205.251.196.185🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1209.awsdns-23.org | ||||||
| NS | ns-1692.awsdns-19.co.uk | ||||||
| A | 2600:9000:5306:9c00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1692.awsdns-19.co.uk | ||||||
| A | 205.251.198.156🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1692.awsdns-19.co.uk | ||||||
| NS | ns-287.awsdns-35.com | ||||||
| A | 2600:9000:5301:1f00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-287.awsdns-35.com | ||||||
| A | 205.251.193.31🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-287.awsdns-35.com | ||||||
| MX | null.workers.ch ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns-751.awsdns-29.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 2026-08-15 #0 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-1209.awsdns-23.org2026-02-25 → 2026-08-14 · 2 obs
● 2026-08-14 22:52:42
●NSns-1692.awsdns-19.co.uk2026-02-25 → 2026-08-14 · 2 obs
● 2026-08-14 22:52:42
●NSns-287.awsdns-35.com2026-02-25 → 2026-08-14 · 2 obs
● 2026-08-14 22:52:42
●NSns-751.awsdns-29.net2026-02-25 → 2026-08-14 · 2 obs
● 2026-08-14 22:52:42
●MXnull.workers.ch2026-02-25 → 2026-08-14 · 2 obs
● 2026-08-14 22:52:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | d.nic.ch, e.nic.ch, a.nic.ch, b.nic.ch... | - |
| workers.ch | ns-751.awsdns-29.net, ns-1692.awsdns-19.co.uk, ns-287.awsdns-35.com, ns-1209.awsdns-23.org | - |
✅ Authoritative Response
Server:205.251.193.31
NS records: ns-751.awsdns-29.net, ns-1692.awsdns-19.co.uk, ns-287.awsdns-35.com, ns-1209.awsdns-23.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.ch (unsigned zone)
⏱️ Timing
Total: 461ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1209.awsdns-23.org, ns-1692.awsdns-19.co.uk... |
| MX | 1 | null.workers.ch (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns-751.awsdns-29.net awsdns-hostmaster.a |
Analysis
Name Servers
The authoritative name servers for workers.ch are ns-287.awsdns-35.com, ns-751.awsdns-29.net, ns-1209.awsdns-23.org and ns-1692.awsdns-19.co.uk.
There is at least partial name server overlap between workers.ch and other domains — paragon.amazon.dev, bill8e.com, d34mna3trfj1l0.cloudfront.net and two more among them.
The name servers ns-376.awsdns-47.com, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk are often found in combination with these name servers.
All four hostnames — ns-287.awsdns-35.com, ns-751.awsdns-29.net, ns-1209.awsdns-23.org and ns-1692.awsdns-19.co.uk — resolve to two IP numbers apiece: ns-287.awsdns-35.com to 205.251.193.31 and 2600:9000:5301:1f00::1; ns-751.awsdns-29.net to 205.251.194.239 and 2600:9000:5302:ef00::1; ns-1209.awsdns-23.org to 205.251.196.185 and 2600:9000:5304:b900::1; ns-1692.awsdns-19.co.uk to 205.251.198.156 and 2600:9000:5306:9c00::1.
Mail Servers
Mail for workers.ch is handled by a single mail server, null.workers.ch.