security-training.info - dns.ninja
security-training.info
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.krystal.uk ⚠️ Not in zone NS records | ||||||
| A | 77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| PTR | ns1.krystal.uk | ||||||
| NS | ns2.krystal.uk ⚠️ Not in zone NS records | ||||||
| A | 139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| PTR | ns2.krystal.uk | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1784811506 | ||||||
Previously MX for
security-training.info |
Same first word
security-training.jp |
security-training.net |
security-training.info |
security-training.nl |
security-training.it |
security-training.com |
security-training.ch |
security-training.biz |
DNS History
6 records (2 active, 4 former)
●NSns1.krystal.uk2026-02-22 → 2026-07-23 · 3 obs
● 2026-02-22 22:57:46
● 2026-07-23 13:39:28
○NSns1.pickaweb.co.uk2015-08-26 → 2017-06-24 · 4 obs
● 2017-06-24 03:25:40
○ 2026-02-22 22:57:46
○ 2026-07-23 13:39:28
●NSns2.krystal.uk2026-02-22 → 2026-07-23 · 3 obs
● 2026-02-22 22:57:46
● 2026-07-23 13:39:28
○NSns2.pickaweb.co.uk2015-08-26 → 2017-06-24 · 4 obs
● 2017-06-24 03:25:40
○ 2026-02-22 22:57:46
○ 2026-07-23 13:39:28
○MXsecurity-training.info2015-08-26 → 2017-06-24 · 4 obs
● 2017-06-24 03:25:40
○ 2026-02-22 22:57:46
○ 2026-07-23 13:39:28
○A89.187.85.62015-08-26 → 2017-06-24 · 4 obs
● 2017-06-24 03:25:40
○ 2026-02-22 22:57:46
○ 2026-07-23 13:39:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| security-training.info | ns1.krystal.uk, ns2.krystal.uk | - |
✅ Authoritative Response
Server:77.72.0.11
NS records: ns1.krystal.uk, ns2.krystal.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for security-training.info (unsigned zone)
⏱️ Timing
Total: 519ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers handle the delegation for security-training.info: ns1.krystal.uk and ns2.krystal.uk.
security-training.info shares its NS records with other domains, for example pabloslab.com, till-fishing.co.uk, theinagency.com and two others.
security-training.info shares at least some of its name servers with other domains, including well3.eu, macromedia.dk, spanishamigos.co.uk and two others.
These name servers are frequently seen alongside ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.krystal.io and 7 other name servers.
ns1.krystal.uk and ns2.krystal.uk each resolve to one IP number: ns1.krystal.uk points to 77.72.0.11 and ns2.krystal.uk points to 139.162.230.184.