sheetsmath.com - robtex.com
sheetsmath.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.33.22.166🇨🇦 Railway66.33.22.0/23 Corporation https://railway.com 548 Market St PMB 68956 San Francisco CA 94104 United States | ||||||
| NS | ns1.free.dom.bg ⭐ | ||||||
| A | 87.120.109.61🇮🇹 NETERRA-AS87.120.109.0/24 | ||||||
| NS | ns2.free.dom.bg | ||||||
| A | 87.120.13.238🇧🇬 NETERRA-AS87.120.13.0/24 Alink | ||||||
| PTR | n2.f1.d6.net | ||||||
| SOA | ns1.free.dom.bginfo@dom.com 2004-02-05 #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=1774500502 | ||||||
Same first word
sheetsmath.com |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.free.dom.bg2026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 05:03:04
●NSns2.free.dom.bg2026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 05:03:04
●A66.33.22.1662026-02-27 → 2026-03-26 · 2 obs
● 2026-03-26 05:03:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sheetsmath.com | ns1.free.dom.bg, ns2.free.dom.bg | - |
✅ Authoritative Response
Server:87.120.13.238
NS records: ns1.free.dom.bg, ns2.free.dom.bg
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sheetsmath.com (unsigned zone)
⏱️ Timing
Total: 1464ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.33.22.166 |
| NS | 2 | ns1.free.dom.bg, ns2.free.dom.bg |
| SOA | 1 | ns1.free.dom.bg info.dom.com |
Analysis
IP Addresses
sheetsmath.com points to a single IP: 66.33.22.166.
Other host names, for instance klippyo.com, davincidreams.com and duongha.com share IP numbers with sheetsmath.com.
Name Servers
sheetsmath.com's delegation is to two name servers ns1.free.dom.bg and ns2.free.dom.bg.
sheetsmath.com shares the same name server configuration as other domains, such as jotov.com, dostavki.de, stoykov.com, nerpix.com and shopping-bg.com.
sheetsmath.com at least partially shares its name servers with other domains, for instance metchev.net, fresh-hotel.com, tyagov.com, rbcorpus.com and johnsoft.net.
Host names with a single IP:
ns1.free.dom.bg resolves to 87.120.109.61.
ns2.free.dom.bg resolves to 87.120.13.238.