open-standard.com - robtex.com
open-standard.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1087.awsdns-07.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:3f00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1087.awsdns-07.org | ||||||
| A | 205.251.196.63🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1087.awsdns-07.org | ||||||
| NS | ns-1882.awsdns-43.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:5a00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1882.awsdns-43.co.uk | ||||||
| A | 205.251.199.90🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1882.awsdns-43.co.uk | ||||||
| NS | ns-423.awsdns-52.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:a700::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-423.awsdns-52.com | ||||||
| A | 205.251.193.167🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-423.awsdns-52.com | ||||||
| NS | ns-705.awsdns-24.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:c100::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-705.awsdns-24.net | ||||||
| A | 205.251.194.193🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-705.awsdns-24.net | ||||||
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=1785911124 | ||||||
DNS History
7 records (4 active, 3 former)
●NSns-1087.awsdns-07.org2026-08-05 → 2026-08-05 · 3 obs
● 2026-08-05 06:53:08
● 2026-08-05 06:53:10
●NSns-1882.awsdns-43.co.uk2026-08-05 → 2026-08-05 · 3 obs
● 2026-08-05 06:53:08
● 2026-08-05 06:53:10
●NSns-423.awsdns-52.com2026-08-05 → 2026-08-05 · 3 obs
● 2026-08-05 06:53:08
● 2026-08-05 06:53:10
●NSns-705.awsdns-24.net2026-08-05 → 2026-08-05 · 3 obs
● 2026-08-05 06:53:08
● 2026-08-05 06:53:10
○NSns1.hans.hosteurope.de2017-10-20 → 2017-10-20 · 3 obs
○ 2026-03-06 04:03:32
○ 2026-08-05 06:53:10
○NSns2.hans.hosteurope.de2017-10-20 → 2017-10-20 · 3 obs
○ 2026-03-06 04:03:32
○ 2026-08-05 06:53:10
○A5.35.255.1142017-10-20 → 2017-10-20 · 3 obs
○ 2026-03-06 04:03:32
○ 2026-08-05 06:53:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| open-standard.com | ns-705.awsdns-24.net, ns-423.awsdns-52.com, ns-1087.awsdns-07.org, ns-1882.awsdns-43.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.199.90
NS records: ns-705.awsdns-24.net, ns-423.awsdns-52.com, ns-1087.awsdns-07.org, ns-1882.awsdns-43.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for open-standard.com (unsigned zone)
⏱️ Timing
Total: 121ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-423.awsdns-52.com, ns-423.awsdns-52.com)
Analysis
Name Servers
The domain open-standard.com is delegated to these four name servers: ns-423.awsdns-52.com, ns-705.awsdns-24.net, ns-1087.awsdns-07.org and ns-1882.awsdns-43.co.uk.
open-standard.com partially shares its NS delegation with several other domains, including tsmarsh.com, koreagrandsale.kr, mill.kulladal.com and two others.
ns-423.awsdns-52.com, ns-705.awsdns-24.net, ns-1087.awsdns-07.org and ns-1882.awsdns-43.co.uk each carry two IP addresses. ns-423.awsdns-52.com has 205.251.193.167 and 2600:9000:5301:a700::1; ns-705.awsdns-24.net has 205.251.194.193 and 2600:9000:5302:c100::1; ns-1087.awsdns-07.org has 205.251.196.63 and 2600:9000:5304:3f00::1; ns-1882.awsdns-43.co.uk has 205.251.199.90 and 2600:9000:5307:5a00::1.