mathcourse.net - dns.ninja
mathcourse.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.53.179.128🇩🇪 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@mathcourse.net 2026-07-31 #1 | ||||||
net
| 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=1785985829 | ||||||
rank #26132 in the tld
Subdomains
www.mathcourse.net |
Same first word
mathcourse.net |
mathcourse.com |
mathcourse.ru |
Similar names
austrochem.at |
austrochem.si |
mathsource.com |
muchosarte.blogspot.mx |
chumastore.com |
coursemath.com |
tourschema.nl |
marcusteoh.com |
austchrome.com.au |
DNS History
16 records (3 active, 13 former)
○NSdns101.registrar-servers.com2026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 04:57:52
○ 2026-04-18 08:42:42
○ 2026-08-06 03:13:50
○NSdns102.registrar-servers.com2026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 04:57:52
○ 2026-04-18 08:42:42
○ 2026-08-06 03:13:50
●NSns1.dyna-ns.net2026-06-24 → 2026-08-06 · 3 obs
● 2026-06-24 14:31:52
● 2026-08-06 03:13:50
○NSns1.quadranet.com2015-12-02 → 2018-10-13 · 4 obs
● 2018-10-13 03:31:42
○ 2026-03-26 04:57:52
○ 2026-08-06 03:13:50
●NSns2.dyna-ns.net2026-06-24 → 2026-08-06 · 3 obs
● 2026-06-24 14:31:52
● 2026-08-06 03:13:50
○NSns2.quadranet.com2015-12-02 → 2018-10-13 · 4 obs
● 2018-10-13 03:31:42
○ 2026-03-26 04:57:52
○ 2026-08-06 03:13:50
○MXdomain.not.configured2015-07-31 → 2015-07-31 · 3 obs
○ 2015-12-02 09:12:24
○ 2026-08-06 03:13:50
○MXmx.plingest.com2026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 04:57:52
○ 2026-04-18 08:42:42
○ 2026-08-06 03:13:50
○A142.54.174.2012017-08-11 → 2018-10-13 · 5 obs
● 2017-08-11 13:43:22
● 2018-10-13 03:31:42
○ 2026-03-26 04:57:52
○ 2026-08-06 03:13:50
○A172.234.24.2112026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 04:57:52
○ 2026-04-18 08:42:42
○ 2026-08-06 03:13:50
○A172.239.57.1172026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 04:57:52
○ 2026-04-18 08:42:42
○ 2026-08-06 03:13:50
○A173.254.233.1892015-12-02 → 2017-06-15 · 5 obs
● 2015-12-02 09:12:24
● 2017-06-15 05:22:58
○ 2017-08-11 13:43:22
○ 2026-08-06 03:13:50
●A185.53.179.1282026-08-06 → 2026-08-06 · 2 obs
● 2026-08-06 03:13:50
○A185.53.179.1462026-06-24 → 2026-06-24 · 3 obs
● 2026-06-24 14:31:52
○ 2026-08-06 03:13:50
○A54.235.159.972015-07-31 → 2015-07-31 · 3 obs
○ 2015-12-02 09:12:24
○ 2026-08-06 03:13:50
○PTRdomain.not.configured2015-07-31 → 2015-07-31 · 3 obs
○ 2016-11-11 15:57:36
○ 2026-08-06 03:13:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| mathcourse.net | ns2.dyna-ns.net, ns1.dyna-ns.net | 4 records |
✅ 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 mathcourse.net (unsigned zone)
⏱️ Timing
Total: 288ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.53.179.128 |
| NS | 2 | ns1.dyna-ns.net, ns2.dyna-ns.net |
| SOA | 1 | ns1.dyna-ns.net hostmaster.mathcourse.ne |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.dyna-ns.net, ns2.dyna-ns.net, ns1.dyna-ns.net...)
Analysis
Hierarchy
The domain www.mathcourse.net falls under the parent mathcourse.net.
IP Addresses
mathcourse.net resolves to just one IP address, 185.53.179.128.
Two other host names, along with escortserviceindore.com, torebealgwartney.com and southwestamericana.com, also share IP numbers with mathcourse.net.
Name Servers
mathcourse.net is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.
mathcourse.net shares its NS records with other domains, for example dragonhospital.net, amandamorin.com, sosmart.co and two others.
Each of the hosts ns1.dyna-ns.net and ns2.dyna-ns.net has four IP addresses: 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, and 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.