coretutor.com - dns.ninja
coretutor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.53.179.146🇩🇪 TEAMINTERNET-AS185.53.179.0/24 Registration for Team Internet by Next Dimension | ||||||
| NS | ns1.dyna-ns.net ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a5c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 2400:cb00:2049:1::a29f:1b9e🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.92Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dyna-ns.net | ||||||
| A | 162.159.27.158Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dyna-ns.net | ||||||
| NS | ns2.dyna-ns.net | ||||||
| A | 2400:cb00:2049:1::a29f:1805🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 2400:cb00:2049:1::a29f:1905🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.24.5Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.dyna-ns.net | ||||||
| A | 162.159.25.5Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.dyna-ns.net | ||||||
| SOA | ns1.dyna-ns.nethostmaster@coretutor.com 2026-06-02 #2 | ||||||
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=1780890151 | ||||||
Previously MX for
coretutor.com |
Same first word
coretutor.com |
Similar names
DNS History
24 records (3 active, 21 former)
○NS5014.ns1.abovedomains.com2026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○NS5014.ns2.abovedomains.com2026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○NSns1.abovedomains.com2026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○NSns1.arrowbigapps.com2016-04-06 → 2017-09-16 · 5 obs
○ 2015-12-28 11:44:06
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
○NSns1.dan.com2026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
●NSns1.dyna-ns.net2026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-15 05:32:12
● 2026-06-08 04:01:56
● 2026-06-08 04:01:56
○NSns1.undeveloped.com2026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
○NSns13.domaincontrol.com2015-06-04 → 2015-10-18 · 4 obs
● 2015-06-04 09:39:46
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
○NSns14.domaincontrol.com2015-06-04 → 2015-10-18 · 4 obs
● 2015-06-04 09:39:46
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
○NSns2.abovedomains.com2026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○NSns2.arrowbigapps.com2016-04-06 → 2017-09-16 · 5 obs
○ 2015-12-28 11:44:06
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
○NSns2.dan.com2026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
●NSns2.dyna-ns.net2026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-15 05:32:12
● 2026-06-08 04:01:56
● 2026-06-08 04:01:56
○NSns2.undeveloped.com2026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
○MXcoretutor.com2016-04-06 → 2017-09-16 · 5 obs
○ 2015-12-28 11:44:06
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
○MXmailstore1.secureserver.net2015-06-04 → 2015-10-18 · 4 obs
● 2015-06-04 09:39:46
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
○MXpark-mx.above.com2026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○MXsmtp.secureserver.net2015-06-04 → 2015-10-18 · 4 obs
● 2015-06-04 09:39:46
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
○A103.224.212.1462026-05-07 → 2026-05-15 · 4 obs
○ 2026-04-09 04:10:38
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
● 2026-05-07 09:39:04
● 2026-05-15 05:32:12
○ 2026-06-08 04:01:56
○A13.248.169.482026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
○A184.168.221.352015-06-04 → 2015-10-18 · 4 obs
● 2015-06-04 09:39:46
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
● 2015-10-18 01:30:28
○ 2015-12-28 11:44:06
○ 2026-06-08 04:01:56
●A185.53.179.1462026-06-08 → 2026-06-08 · 2 obs
○ 2026-05-15 05:32:12
● 2026-06-08 04:01:56
● 2026-06-08 04:01:56
○A198.15.116.2432016-04-06 → 2017-09-16 · 5 obs
○ 2015-12-28 11:44:06
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
● 2016-04-06 14:26:12
● 2017-09-16 15:35:04
○ 2026-04-09 04:10:38
○ 2026-06-08 04:01:56
○A76.223.54.1462026-04-09 → 2026-04-09 · 4 obs
○ 2017-09-16 15:35:04
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
● 2026-04-09 04:10:38
○ 2026-05-07 09:39:04
○ 2026-06-08 04:01:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| coretutor.com | ns2.dyna-ns.net, ns1.dyna-ns.net | - |
✅ Authoritative Response
Server:162.159.26.92
NS records: ns2.dyna-ns.net, ns1.dyna-ns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coretutor.com (unsigned zone)
⏱️ Timing
Total: 464ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.53.179.146 |
| NS | 2 | ns2.dyna-ns.net, ns1.dyna-ns.net |
| SOA | 1 | ns1.dyna-ns.net hostmaster.coretutor.com |
Analysis
IP Addresses
coretutor.com points to a single IP number: 185.53.179.146.
Additional host names — spelterledger.click, pattene.net, a-10-1mkarktler.shop and two others — share IP numbers with coretutor.com.
Name Servers
DNS delegation for coretutor.com points to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.
coretutor.com shares its name server setup with other domains, including besq.info, logoprog.com, web3secure.com and two others.
Both ns1.dyna-ns.net and ns2.dyna-ns.net point to 4 IP numbers each: ns1.dyna-ns.net points to 162.159.26.92, 162.159.27.158, 2400:cb00:2049:1::a29f:1a5c and 2400:cb00:2049:1::a29f:1b9e, while ns2.dyna-ns.net points to 162.159.24.5, 162.159.25.5, 2400:cb00:2049:1::a29f:1805 and 2400:cb00:2049:1::a29f:1905.