ctutor.com - dns.ninja
ctutor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.dan.com ⭐ | ||||||
| A | 2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.dan.com | ||||||
| A | 97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.dan.com | ||||||
| NS | ns2.dan.com | ||||||
| A | 2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.dan.com | ||||||
| A | 173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.dan.com | ||||||
| NS | verification-bi1r6tmj.ns3.dan.hosting ⚠️ Not in zone NS records | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| SOA | ns1.dan.comdns@jomax.net 2025-10-01 #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=1782775701 | ||||||
Subdomains
mail.ctutor.com |
Same first word
ctutor.com |
Similar names
tctour.com |
cttour.org |
cttour.ru |
tctour.co.jp |
tuctor.com |
orcutt.org |
ctrout.com |
tuctro.com |
turcot.me |
ruttco.com |
tctour.com.cn |
cuttor.com |
turcot.com |
cttour.com |
ctrout.net |
cottur.com.uy |
turcot.net |
DNS History
12 records (5 active, 7 former)
●NSns1.dan.com2026-02-22 → 2026-06-29 · 3 obs
● 2026-02-22 03:22:30
● 2026-06-29 23:54:10
●NSns2.dan.com2026-02-22 → 2026-06-29 · 3 obs
● 2026-02-22 03:22:30
● 2026-06-29 23:54:10
○NSns51.domaincontrol.com2015-07-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:21:48
○ 2026-02-22 03:22:30
○ 2026-06-29 23:54:10
○NSns52.domaincontrol.com2015-07-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:21:48
○ 2026-02-22 03:22:30
○ 2026-06-29 23:54:10
●NSverification-bi1r6tmj.ns3.dan.hosting2026-02-22 → 2026-06-29 · 3 obs
● 2026-02-22 03:22:30
● 2026-06-29 23:54:10
○MXmailstore1.secureserver.net2015-07-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:21:48
○ 2026-02-22 03:22:30
○ 2026-06-29 23:54:10
○MXsmtp.secureserver.net2015-07-17 → 2020-02-23 · 4 obs
● 2020-02-23 13:21:48
○ 2026-02-22 03:22:30
○ 2026-06-29 23:54:10
●A13.248.169.482026-02-22 → 2026-06-29 · 3 obs
● 2026-02-22 03:22:30
● 2026-06-29 23:54:10
○A184.168.131.2412020-02-23 → 2020-02-23 · 4 obs
● 2020-02-23 13:21:48
○ 2026-02-22 03:22:30
○ 2026-06-29 23:54:10
○A50.63.202.292017-11-16 → 2017-11-16 · 4 obs
● 2017-11-16 10:53:56
○ 2020-02-23 13:21:48
○ 2026-06-29 23:54:10
●A76.223.54.1462026-02-22 → 2026-06-29 · 3 obs
● 2026-02-22 03:22:30
● 2026-06-29 23:54:10
○A97.74.215.1952015-07-17 → 2016-05-04 · 4 obs
● 2016-05-04 01:48:44
○ 2017-11-16 10:53:56
○ 2026-06-29 23:54:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ctutor.com | ns1.dan.com, ns2.dan.com, verification-bi1r6tmj.ns3.dan.hosting | 4 records |
✅ Authoritative Response
Server:173.201.66.67
NS records: ns1.dan.com, ns2.dan.com, verification-bi1r6tmj.ns3.dan.hosting
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctutor.com (unsigned zone)
⏱️ Timing
Total: 3153ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns1.dan.com, ns2.dan.com |
| SOA | 1 | ns1.dan.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.dan.com, ns1.dan.com, ns2.dan.com...)
Analysis
Hierarchy
ctutor.com is the parent zone for mail.ctutor.com.
IP Addresses
ctutor.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146
Among the host names that share IP numbers with ctutor.com are www.eeverywhere.com, drama-online.net, eerq.com and two others.
Name Servers
ctutor.com carries NS records delegating to ns1.dan.com, ns2.dan.com and verification-bi1r6tmj.ns3.dan.hosting.
ctutor.com partially shares its NS delegation with several other domains, including ns.dumok.com, puffweed.com, mail.wildtraveladventure.com and two others.
These name servers regularly co-occur with the name servers ns1.undeveloped.com, ns2.undeveloped.com and verification-zgb5nspx.ns3.dan.hosting.
ns1.dan.com, ns2.dan.com and verification-bi1r6tmj.ns3.dan.hosting are three hostnames that each resolve to a pair of IP addresses: ns1.dan.com to 97.74.98.67 and 2603:5:2125::43, ns2.dan.com to 173.201.66.67 and 2603:5:2225::43, and verification-bi1r6tmj.ns3.dan.hosting to 13.248.169.48 and 76.223.54.146.