courtesychev.com - robtex.com
courtesychev.com
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=1771291435 | ||||||
Up
www.courtesychev.com |
Same first word
courtesychev.info |
courtesychev.com |
courtesychev.me |
DNS History
8 records (4 active, 4 former)
●NSns31.domaincontrol.com2015-07-08 → 2026-02-26 · 2 obs
● 2026-02-26 10:38:06
●NSns32.domaincontrol.com2015-07-08 → 2026-02-26 · 2 obs
● 2026-02-26 10:38:06
●MXcourtesychev-com.mail.protection.outlook.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 10:38:06
○MXmail.courtesychev.com2020-01-15 → 2020-01-15 · 3 obs
● 2020-01-15 22:13:26
○ 2026-02-26 10:38:06
○MXmail.courtesychev.info2015-07-08 → 2016-08-11 · 4 obs
● 2016-08-11 14:55:30
○ 2020-01-15 22:13:26
○ 2026-02-26 10:38:06
○A207.186.149.732016-03-28 → 2020-01-15 · 4 obs
● 2016-03-28 10:02:28
● 2020-01-15 22:13:26
○ 2026-02-26 10:38:06
○A216.241.219.1542015-07-08 → 2015-12-08 · 4 obs
● 2015-12-08 01:47:28
○ 2016-03-28 10:02:28
○ 2026-02-26 10:38:06
●A54.243.57.1272026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 10:38:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| courtesychev.com | ns31.domaincontrol.com, ns32.domaincontrol.com | 4 records |
✅ Authoritative Response
Server: 173.201.73.16
NS records: ns31.domaincontrol.com, ns32.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courtesychev.com (unsigned zone)
⏱️ Timing
Total: 114ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.243.57.127 |
| NS | 2 | ns31.domaincontrol.com, ns32.domaincontrol.com |
| MX | 1 | courtesychev-com.mail.protection.outlook |
| TXT | 1 | v=spf1 include:spfus.rocketseed.com incl |
| SOA | 1 | ns31.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)
AI analysis
The parent of www.courtesychev.com is courtesychev.com.
courtesychev.com points to a single IP: 54.243.57.127.
Other host names, for instance capomazda.com, subarugeorgetown.com, ennisford.net, nelsonsford.com and caseykia.com share IP numbers with courtesychev.com.
Two name servers ns31.domaincontrol.com and ns32.domaincontrol.com handle delegation for courtesychev.com.
courtesychev.com uses the same name server setup as other domains, for example wiscoloan.com, s0s.me, 360zexiao.com, demaylaw.com and ebayreturns.com.
Host names with two IP numbers:
ns31.domaincontrol.com points to: 2603:5:2191::10 and 97.74.105.16
ns32.domaincontrol.com points to: 2603:5:2291::10 and 173.201.73.16
courtesychev.com is handled by a single mail server, courtesychev-com.mail.protection.outlook.com.
Hostname courtesychev-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::16, 2a01:111:f403:c92c::2, 2a01:111:f403:c92c::4, 2a01:111:f403:f908::1, 52.101.10.2, 52.101.11.9, 52.101.41.180 and 52.101.50.10.