extcontent00.extcontent.com - robtex.com
extcontent00.extcontent.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1508.awsdns-60.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:e400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1508.awsdns-60.org | ||||||
| A | 205.251.197.228🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1508.awsdns-60.org | ||||||
| NS | ns-1747.awsdns-26.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:d300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1747.awsdns-26.co.uk | ||||||
| A | 205.251.198.211🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1747.awsdns-26.co.uk | ||||||
| NS | ns-289.awsdns-36.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:2100::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-289.awsdns-36.com | ||||||
| A | 205.251.193.33🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-289.awsdns-36.com | ||||||
| NS | ns-549.awsdns-04.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:2500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-549.awsdns-04.net | ||||||
| A | 205.251.194.37🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-549.awsdns-04.net | ||||||
extcontent.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns77.domaincontrol.com ⭐ | ||||||
| NS | ns78.domaincontrol.com | ||||||
| MX | smtp.secureserver.net ⭐ | ||||||
| MX | mailstore1.secureserver.net(10) | ||||||
| SOA | ns77.domaincontrol.comdns@jomax.net 2023-09-19 #0 | ||||||
DNS History
4 records (4 active, 0 former)
●NSns-1508.awsdns-60.org2026-02-17 → 2026-04-25 · 2 obs
● 2026-04-25 21:01:02
●NSns-1747.awsdns-26.co.uk2026-02-17 → 2026-04-25 · 2 obs
● 2026-04-25 21:01:02
●NSns-289.awsdns-36.com2026-02-17 → 2026-04-25 · 2 obs
● 2026-04-25 21:01:02
●NSns-549.awsdns-04.net2026-02-17 → 2026-04-25 · 2 obs
● 2026-04-25 21:01:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net... | - |
| extcontent.com | ns77.domaincontrol.com, ns78.domaincontrol.com | 4 records |
| extcontent00.extcontent.com | ns-549.awsdns-04.net, ns-289.awsdns-36.com, ns-1747.awsdns-26.co.uk, ns-1508.awsdns-60.org | - |
✅ Authoritative Response
Server:205.251.197.228
NS records: ns-549.awsdns-04.net, ns-289.awsdns-36.com, ns-1747.awsdns-26.co.uk, ns-1508.awsdns-60.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for extcontent.com (unsigned zone)
⏱️ Timing
Total: 1909ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns77.domaincontrol.com, ns77.domaincontrol.com, ns78.domaincontrol.com...)
Analysis
Name Servers
extcontent00.extcontent.com is delegated to four name servers: ns-289.awsdns-36.com, ns-549.awsdns-04.net, ns-1508.awsdns-60.org and ns-1747.awsdns-26.co.uk.
extcontent00.extcontent.com at least partially shares its name servers with other domains, for instance zluge.com, assetbackedsecurities.com, svetaxtravelcard.se, fakesciencenews.com and efinancialcareers.be.
these name servers are commonly used together with ns-1941.awsdns-50.co.uk, ns-1021.awsdns-63.net, ns-1184.awsdns-20.org and ns-642.awsdns-16.net.
Host names with two IPs: ns-289.awsdns-36.com points to 2600:9000:5301:2100::1 and 205.251.193.33; ns-549.awsdns-04.net points to 2600:9000:5302:2500::1 and 205.251.194.37; ns-1508.awsdns-60.org points to 2600:9000:5305:e400::1 and 205.251.197.228; ns-1747.awsdns-26.co.uk points to 2600:9000:5306:d300::1 and 205.251.198.211.