coursesheet.com - dns.ninja
coursesheet.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns45.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2162::17🇺🇸 GODADDY-DNS2603:5:2160::/44 | ||||||
| PTR | ns45.domaincontrol.com | ||||||
| A | 97.74.102.23🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns45.domaincontrol.com | ||||||
| NS | ns46.domaincontrol.com | ||||||
| A | 2603:5:2262::17🇺🇸 GODADDY-DNS2603:5:2260::/44 | ||||||
| PTR | ns46.domaincontrol.com | ||||||
| A | 173.201.70.23🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns46.domaincontrol.com | ||||||
| SOA | ns45.domaincontrol.comdns@jomax.net 2025-12-22 #0 | ||||||
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=1783769887 | ||||||
Same first word
coursesheet.com |
Similar names
secrethouse.ru |
sctreehouse.net |
cheesetours.com |
esecurehost.com |
secureehost.com |
ehostsecure.net |
housesecret.com |
treehousesc.com |
cretehouses.com |
secrethouse.com |
secrethouse.de |
sheetsource.com |
secureehost.com.au |
DNS History
15 records (4 active, 11 former)
○NSns1.bodis.com2017-03-15 → 2019-12-24 · 5 obs
● 2017-03-15 11:06:32
● 2019-12-24 01:28:38
○ 2026-03-28 13:37:46
○ 2026-07-11 12:02:46
○NSns2.bodis.com2017-03-15 → 2019-12-24 · 5 obs
● 2017-03-15 11:06:32
● 2019-12-24 01:28:38
○ 2026-03-28 13:37:46
○ 2026-07-11 12:02:46
○NSns41.domaincontrol.com2015-11-11 → 2016-05-02 · 4 obs
● 2016-05-02 12:40:02
○ 2017-03-15 11:06:32
○ 2026-07-11 12:02:46
○NSns42.domaincontrol.com2015-11-11 → 2016-05-02 · 4 obs
● 2016-05-02 12:40:02
○ 2017-03-15 11:06:32
○ 2026-07-11 12:02:46
●NSns45.domaincontrol.com2026-03-28 → 2026-07-11 · 3 obs
● 2026-03-28 13:37:46
● 2026-07-11 12:02:46
●NSns46.domaincontrol.com2026-03-28 → 2026-07-11 · 3 obs
● 2026-03-28 13:37:46
● 2026-07-11 12:02:46
○MXmailstore1.secureserver.net2015-11-11 → 2016-05-02 · 4 obs
● 2016-05-02 12:40:02
○ 2017-03-15 11:06:32
○ 2026-07-11 12:02:46
○MXmx76.m2bp.com2017-03-15 → 2019-12-24 · 5 obs
● 2017-03-15 11:06:32
● 2019-12-24 01:28:38
○ 2026-03-28 13:37:46
○ 2026-07-11 12:02:46
○MXmx76.mb1p.com2017-03-15 → 2019-12-24 · 5 obs
● 2017-03-15 11:06:32
● 2019-12-24 01:28:38
○ 2026-03-28 13:37:46
○ 2026-07-11 12:02:46
○MXsmtp.secureserver.net2015-11-11 → 2016-05-02 · 4 obs
● 2016-05-02 12:40:02
○ 2017-03-15 11:06:32
○ 2026-07-11 12:02:46
●A15.197.148.332026-03-28 → 2026-07-11 · 3 obs
● 2026-03-28 13:37:46
● 2026-07-11 12:02:46
○A184.168.221.412015-11-11 → 2016-05-02 · 4 obs
● 2016-05-02 12:40:02
○ 2017-03-15 11:06:32
○ 2026-07-11 12:02:46
○A199.59.242.1502017-03-15 → 2017-03-15 · 4 obs
● 2017-03-15 11:06:32
○ 2019-12-24 01:28:38
○ 2026-07-11 12:02:46
○A199.59.242.1532019-12-24 → 2019-12-24 · 4 obs
● 2019-12-24 01:28:38
○ 2026-03-28 13:37:46
○ 2026-07-11 12:02:46
●A3.33.130.1902026-03-28 → 2026-07-11 · 3 obs
● 2026-03-28 13:37:46
● 2026-07-11 12:02:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net... | - |
| coursesheet.com | ns45.domaincontrol.com, ns46.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.70.23
NS records: ns45.domaincontrol.com, ns46.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursesheet.com (unsigned zone)
⏱️ Timing
Total: 269ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns45.domaincontrol.com, ns46.domaincontrol.com |
| SOA | 1 | ns45.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns45.domaincontrol.com, ns45.domaincontrol.com, ns46.domaincontrol.com...)
Analysis
IP Addresses
coursesheet.com directs to two IP numbers, 3.33.130.190 and 15.197.148.33
suckitcat.com, vnsemi.com, connerlozano.com plus two other host names have IP numbers in common with coursesheet.com.
Name Servers
coursesheet.com uses two name servers for its delegation: ns45.domaincontrol.com and ns46.domaincontrol.com.
The name server configuration of coursesheet.com is shared with other domains, for instance scotthamiltonmusic.com, alpha-ville.co.uk, towercapital.co.uk and two others.
The two host names ns45.domaincontrol.com and ns46.domaincontrol.com each have a pair of IP addresses: ns45.domaincontrol.com has 97.74.102.23 and 2603:5:2162::17, and ns46.domaincontrol.com has 173.201.70.23 and 2603:5:2262::17.