semanticsfirst.com - dns.ninja
semanticsfirst.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1317.awsdns-36.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:2500::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1317.awsdns-36.org | ||||||
| A | 205.251.197.37🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1317.awsdns-36.org | ||||||
| NS | ns-2003.awsdns-58.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:d300::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-2003.awsdns-58.co.uk | ||||||
| A | 205.251.199.211🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-2003.awsdns-58.co.uk | ||||||
| NS | ns-318.awsdns-39.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:3e00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-318.awsdns-39.com | ||||||
| A | 205.251.193.62🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-318.awsdns-39.com | ||||||
| NS | ns-921.awsdns-51.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5303:9900::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-921.awsdns-51.net | ||||||
| A | 205.251.195.153🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-921.awsdns-51.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=1780582084 | ||||||
Same first word
semanticsfirst.com |
DNS History
9 records (4 active, 5 former)
●NSns-1317.awsdns-36.org2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:19:56
● 2026-06-04 14:20:02
●NSns-2003.awsdns-58.co.uk2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:19:56
● 2026-06-04 14:20:02
●NSns-318.awsdns-39.com2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:19:56
● 2026-06-04 14:20:02
●NSns-921.awsdns-51.net2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:19:56
● 2026-06-04 14:20:02
○NSns55.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs
○ 2015-10-24 03:06:34
○ 2026-06-04 14:20:02
○NSns56.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs
○ 2015-10-24 03:06:34
○ 2026-06-04 14:20:02
○MXmailstore1.secureserver.net2008-03-08 → 2008-03-08 · 3 obs
○ 2015-10-24 03:06:34
○ 2026-06-04 14:20:02
○MXsmtp.secureserver.net2008-03-08 → 2008-03-08 · 3 obs
○ 2015-10-24 03:06:34
○ 2026-06-04 14:20:02
○A198.64.157.382008-03-08 → 2008-03-08 · 3 obs
○ 2015-10-24 03:06:34
○ 2026-06-04 14:20:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| semanticsfirst.com | ns-318.awsdns-39.com, ns-921.awsdns-51.net, ns-1317.awsdns-36.org, ns-2003.awsdns-58.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.199.211
NS records: ns-318.awsdns-39.com, ns-921.awsdns-51.net, ns-1317.awsdns-36.org, ns-2003.awsdns-58.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for semanticsfirst.com (unsigned zone)
⏱️ Timing
Total: 457ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-318.awsdns-39.com, ns-318.awsdns-39.com)
Analysis
Name Servers
semanticsfirst.com delegates DNS authority to 4 name servers — ns-318.awsdns-39.com, ns-921.awsdns-51.net, ns-1317.awsdns-36.org and ns-2003.awsdns-58.co.uk.
semanticsfirst.com partially shares its NS delegation with several other domains, including 121.228.13.in-addr.arpa, airnz.se, nagisama-fc.com and two others.
These name servers tend to appear together with the name servers ns1-24-ap-southeast-1.ec2-rdns.amazonaws.com, ns2-24-ap-southeast-1.ec2-rdns.amazonaws.com and ns3-24-ap-southeast-1.ec2-rdns.amazonaws.com, plus two others.
ns-318.awsdns-39.com, ns-921.awsdns-51.net, ns-1317.awsdns-36.org and ns-2003.awsdns-58.co.uk each carry two IP addresses. ns-318.awsdns-39.com has 205.251.193.62 and 2600:9000:5301:3e00::1; ns-921.awsdns-51.net has 205.251.195.153 and 2600:9000:5303:9900::1; ns-1317.awsdns-36.org has 205.251.197.37 and 2600:9000:5305:2500::1; ns-2003.awsdns-58.co.uk has 205.251.199.211 and 2600:9000:5307:d300::1.