mathzebra.com - dns.ninja
mathzebra.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.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=1783427706 | ||||||
Same first word
mathzebra.com |
Similar names
DNS History
8 records (3 active, 5 former)
●NSns.buydomains.com2026-06-14 → 2026-07-07 · 3 obs
● 2026-06-14 06:51:46
● 2026-07-07 12:50:26
○NSns.nskorea.com2015-05-22 → 2016-10-07 · 4 obs
● 2016-10-07 04:09:50
○ 2026-06-14 06:51:46
○ 2026-07-07 12:50:26
○NSns2.nskorea.com2015-05-22 → 2016-10-07 · 4 obs
● 2016-10-07 04:09:50
○ 2026-06-14 06:51:46
○ 2026-07-07 12:50:26
○NSns3.nskorea.com2015-10-21 → 2016-10-07 · 5 obs
● 2015-10-21 07:05:32
● 2016-10-07 04:09:50
○ 2026-06-14 06:51:46
○ 2026-07-07 12:50:26
●NSthis-domain-for-sale.com2026-06-14 → 2026-07-07 · 3 obs
● 2026-06-14 06:51:46
● 2026-07-07 12:50:26
○MXmail4.ymail.net2015-05-22 → 2016-10-07 · 4 obs
● 2016-10-07 04:09:50
○ 2026-06-14 06:51:46
○ 2026-07-07 12:50:26
●A207.148.248.1432026-06-14 → 2026-07-07 · 3 obs
● 2026-06-14 06:51:46
● 2026-07-07 12:50:26
○A222.231.2.542015-05-22 → 2016-10-07 · 4 obs
● 2016-10-07 04:09:50
○ 2026-06-14 06:51:46
○ 2026-07-07 12:50:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathzebra.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.20.26.87
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathzebra.com (unsigned zone)
⏱️ Timing
Total: 4554ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
IP Addresses
mathzebra.com resolves to one IP address: 207.148.248.143.
trackingetc.com, colbium.com, museconsultant.com and two other host names share IP numbers with mathzebra.com.
Name Servers
The NS records for mathzebra.com delegate to this-domain-for-sale.com and ns.buydomains.com.
mathzebra.com uses the same name servers as several other domains — among them washtec.net, hawaiianbloodline.com, calirumba.com and two more.
mathzebra.com partially shares its NS delegation with several other domains, including anneke.net, accessvirginia.com, glonos.com and two others.
These name servers often co-occur with the name servers ns2.buydomains.com.
Each of this-domain-for-sale.com and ns.buydomains.com points to exactly one IP address: 52.20.26.87.
this-domain-for-sale.com and ns.buydomains.com each have 52.20.26.87 IP addresses.