mathstools.com - robtex.com
mathstools.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | nsv1.plaindns.net ⚠️ Not in zone NS records | ||||||
| A | 2a01:8100:2911::2:184:3🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.3🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-3.dedicatedservers.it | ||||||
| NS | nsv2.plaindns.net ⚠️ Not in zone NS records | ||||||
| A | 81.88.63.48🇮🇹 REGISTER-AS81.88.63.0/24 Register.IT S.p.A. prefix | ||||||
| PTR | dns2.nominalia.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=1793699456 | ||||||
Subdomains
www.mathstools.com |
Same first word
mathstools.com |
Similar names
smoothsalt.com |
mosthostla.com |
stalthooms.nl |
mosthostla.net |
almosthost.com |
shalomtots.com |
hostmastlo.com.ph |
Previous names
Next names
DNS History
11 records (2 active, 9 former)
●NSnsv1.plaindns.net2015-08-05 → 2026-11-03 · 2 obs
● 2026-11-03 10:15:56
●NSnsv2.plaindns.net2015-08-05 → 2026-11-03 · 2 obs
● 2026-11-03 10:15:56
○MXalt1.aspmx.l.google.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXalt2.aspmx.l.google.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXaspmx.l.google.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXaspmx2.googlemail.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXaspmx3.googlemail.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXaspmx4.googlemail.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○MXaspmx5.googlemail.com2015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○A151.236.32.842020-01-29 → 2020-01-29 · 3 obs
● 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
○A94.76.213.1092015-08-05 → 2017-03-21 · 4 obs
● 2017-03-21 15:07:46
○ 2020-01-29 00:11:00
○ 2026-11-03 10:15:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathstools.com | nsv1.plaindns.net, nsv2.plaindns.net | - |
✅ Authoritative Response
Server:81.88.63.48
NS records: nsv1.plaindns.net, nsv2.plaindns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathstools.com (unsigned zone)
⏱️ Timing
Total: 3559ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 151.236.32.84 |
| NS | 2 | nsv2.plaindns.net, nsv1.plaindns.net |
| TXT | 1 | v=spf1 ip4:151.236.32.84 ~all |
| SOA | 1 | nsv1.plaindns.net root.dns1.nominalia.co |
Analysis
Hierarchy
mathstools.com is the parent zone for www.mathstools.com.
Name Servers
The NS records for mathstools.com delegate to nsv1.plaindns.net and nsv2.plaindns.net.
mathstools.com shares its NS records with other domains, for example supermercadosarousa.com, emparradostomelloso.es, sepor.net and two others.
mathstools.com partially shares its NS delegation with several other domains, including integracionyfct.com, sisinvert.com, cerosyunos.es and two others.
These name servers are regularly seen alongside dns1.nominalia.com and dns2.nominalia.com as name servers.
Host names that have two IP addresses:
The A records for nsv1.plaindns.net return 81.88.61.3 and 2a01:8100:2911::2:184:3.
Host names that point to one IP address:
nsv2.plaindns.net resolves to the IP address 81.88.63.48.