johnfirman.com - dns.ninja
johnfirman.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1881.awsdns-43.co.uk ⭐ | ||||||
| A | 2600:9000:5307:5900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1881.awsdns-43.co.uk | ||||||
| A | 205.251.199.89🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1881.awsdns-43.co.uk | ||||||
| NS | ns-1206.awsdns-22.org | ||||||
| A | 2600:9000:5304:b600::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1206.awsdns-22.org | ||||||
| A | 205.251.196.182🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1206.awsdns-22.org | ||||||
| NS | ns-47.awsdns-05.com | ||||||
| A | 2600:9000:5300:2f00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-47.awsdns-05.com | ||||||
| A | 205.251.192.47🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-47.awsdns-05.com | ||||||
| NS | ns-673.awsdns-20.net | ||||||
| A | 2600:9000:5302:a100::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-673.awsdns-20.net | ||||||
| A | 205.251.194.161🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-673.awsdns-20.net | ||||||
| SOA | ns-1881.awsdns-43.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1782661755 | ||||||
Same first word
johnfirman.com |
DNS History
9 records (4 active, 5 former)
●NSns-1206.awsdns-22.org2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 19:37:28
● 2026-06-28 15:55:54
●NSns-1881.awsdns-43.co.uk2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 19:37:28
● 2026-06-28 15:55:54
●NSns-47.awsdns-05.com2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 19:37:28
● 2026-06-28 15:55:54
●NSns-673.awsdns-20.net2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 19:37:28
● 2026-06-28 15:55:54
○NSns-cloud-b1.googledomains.com2019-01-08 → 2019-01-08 · 3 obs
○ 2026-03-12 19:37:28
○ 2026-06-28 15:55:54
○NSns-cloud-b2.googledomains.com2019-01-08 → 2019-01-08 · 3 obs
○ 2026-03-12 19:37:28
○ 2026-06-28 15:55:54
○NSns-cloud-b3.googledomains.com2019-01-08 → 2019-01-08 · 3 obs
○ 2026-03-12 19:37:28
○ 2026-06-28 15:55:54
○NSns-cloud-b4.googledomains.com2019-01-08 → 2019-01-08 · 3 obs
○ 2026-03-12 19:37:28
○ 2026-06-28 15:55:54
○A91.195.240.822019-01-08 → 2019-01-08 · 3 obs
○ 2026-03-12 19:37:28
○ 2026-06-28 15:55:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| johnfirman.com | ns-47.awsdns-05.com, ns-673.awsdns-20.net, ns-1206.awsdns-22.org, ns-1881.awsdns-43.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.192.47
NS records: ns-47.awsdns-05.com, ns-673.awsdns-20.net, ns-1206.awsdns-22.org, ns-1881.awsdns-43.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for johnfirman.com (unsigned zone)
⏱️ Timing
Total: 483ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1206.awsdns-22.org, ns-1881.awsdns-43.co.uk... |
| SOA | 1 | ns-1881.awsdns-43.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-47.awsdns-05.com, ns-47.awsdns-05.com)
Analysis
Name Servers
johnfirman.com has four authoritative name servers: ns-47.awsdns-05.com, ns-673.awsdns-20.net, ns-1206.awsdns-22.org and ns-1881.awsdns-43.co.uk.
johnfirman.com has at least partial name server overlap with other domains, such as kristallwelten.com, d1ykc0z8ae0de3.cloudfront.net, westlab.ca and two others.
These name servers tend to appear together with the name servers ns-277.awsdns-34.com, ns-1246.awsdns-27.org and ns-1641.awsdns-13.co.uk.
ns-47.awsdns-05.com, ns-673.awsdns-20.net, ns-1206.awsdns-22.org and ns-1881.awsdns-43.co.uk all point to exactly two IP numbers each: ns-47.awsdns-05.com → 205.251.192.47 and 2600:9000:5300:2f00::1; ns-673.awsdns-20.net → 205.251.194.161 and 2600:9000:5302:a100::1; ns-1206.awsdns-22.org → 205.251.196.182 and 2600:9000:5304:b600::1; ns-1881.awsdns-43.co.uk → 205.251.199.89 and 2600:9000:5307:5900::1.