concoursek.com - dns.ninja
concoursek.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=1785908539 | ||||||
Same first word
concoursek.com |
DNS History
12 records (8 active, 4 former)
●NSdns1.registrar-servers.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
●NSdns2.registrar-servers.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
○NSns39.worldnic.com2015-06-13 → 2016-04-16 · 4 obs
● 2016-04-16 20:30:28
○ 2016-11-28 13:09:38
○ 2026-08-05 05:59:28
○NSns40.worldnic.com2015-06-13 → 2016-04-16 · 4 obs
● 2016-04-16 20:30:28
○ 2016-11-28 13:09:38
○ 2026-08-05 05:59:28
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
●MXaspmx.l.google.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
●MXaspmx2.googlemail.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
●MXaspmx3.googlemail.com2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
○MXp.webcom.ctmail.com2015-12-27 → 2016-04-16 · 4 obs
● 2016-04-16 20:30:28
○ 2016-11-28 13:09:38
○ 2026-08-05 05:59:28
●A149.28.240.1612026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 06:05:06
● 2026-08-05 05:59:28
○A208.91.197.272015-06-13 → 2016-04-16 · 4 obs
● 2016-04-16 20:30:28
○ 2016-11-28 13:09:38
○ 2026-08-05 05:59:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net... | - |
| concoursek.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for concoursek.com (unsigned zone)
⏱️ Timing
Total: 207ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.28.240.161 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | google-site-verification=pi90UnB4yeKHrxw |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
IP Addresses
concoursek.com points to a single IP number: 149.28.240.161.
Name Servers
concoursek.com has two authoritative name servers — dns1.registrar-servers.com and dns2.registrar-servers.com.
concoursek.com shares its name server setup with other domains, including timized.com, norseup.com, wheretheweatherisbetter.com and two others.
The name servers for concoursek.com are at least partly shared with other domains such as wylvera.com, meristemfloraldesign.com, hivelabs.co and nickfaulkner.ca.
These name servers tend to appear together with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Both dns1.registrar-servers.com and dns2.registrar-servers.com have two IP addresses each. dns1.registrar-servers.com resolves to 156.154.132.200 and 2610:a1:1024::200; dns2.registrar-servers.com resolves to 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
Mail for concoursek.com is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
concoursek.com shares mail servers — at least in part — with other domains, including drukarniaprzemysl.pl, creadomi.se, karre.io and two others.
These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.
Host names with two IP numbers:
aspmx2.googlemail.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to 142.251.111.27 and 2607:f8b0:4004:c19::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1b IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.