study-level.com - robtex.com
study-level.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.142.10.5🇺🇸 ULTAHOST-AS192.142.10.0/24 Ultahost | ||||||
| PTR | cp11.ams1.ultacp.com | ||||||
| NS | ns1.ultahost.com ⭐ | ||||||
| A | 167.71.73.238🇳🇱 DIGITALOCEAN167.71.64.0/20 DigitalOcean | ||||||
| PTR | ns1.ultahost.com | ||||||
| NS | ns2.ultahost.com | ||||||
| A | 2001:41d0:701:1100::7e5🇩🇪 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns2.ultahost.com | ||||||
| A | 51.38.114.43🇫🇷 OVH51.38.0.0/16 | ||||||
| PTR | ns2.ultahost.com | ||||||
| NS | ns3.ultahost.com | ||||||
| A | 2a01:4f8:c0c:79ee::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns4.ultahost.com | ||||||
| A | 94.130.75.18🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC | ||||||
| PTR | ns4.ultahost.com | ||||||
| NS | ns4.ultahost.com | ||||||
| A | 2001:19f0:6402:4de:5400:2ff:fe93:34e8🇺🇸 AS-VULTR2001:19f0:6400::/38 Vultr Assigned Prefix | ||||||
| A | 149.28.254.81🇺🇸 AS-VULTR149.28.240.0/20 Vultr Assigned Prefix | ||||||
| PTR | ns4.ultahost.com | ||||||
| MX | study-level.com ⭐ | ||||||
| A | 192.142.10.5🇺🇸 ULTAHOST-AS192.142.10.0/24 Ultahost | ||||||
| PTR | cp11.ams1.ultacp.com | ||||||
| TXT | v=spf1 +a +mx +ip4:192.142.10.5 include:relay.mailchannels.net ~all | ||||||
| SOA | ns1.ultahost.comroot@cp11.ams1.ultacp.com 2026-07-30 #7 | ||||||
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=1793387686 | ||||||
MX for
study-level.com |
Same first word
study-level.com |
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSns1.ultahost.com2026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
●NSns2.ultahost.com2026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
●NSns3.ultahost.com2026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
●NSns4.ultahost.com2026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
●MXstudy-level.com2026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
●A192.142.10.52026-09-14 → 2026-10-30 · 2 obs
● 2026-10-30 19:20:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net... | - |
| study-level.com | ns1.ultahost.com, ns2.ultahost.com, ns3.ultahost.com, ns4.ultahost.com | 4 records |
✅ Authoritative Response
Server:149.28.254.81
NS records: ns1.ultahost.com, ns2.ultahost.com, ns3.ultahost.com, ns4.ultahost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study-level.com (unsigned zone)
⏱️ Timing
Total: 4195ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.142.10.5 |
| NS | 4 | ns1.ultahost.com, ns2.ultahost.com... |
| MX | 1 | study-level.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:192.142.10.5 include: |
| SOA | 1 | ns1.ultahost.com root.cp11.ams1.ultacp.c |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.ultahost.com, ns2.ultahost.com, ns3.ultahost.com...)
Analysis
Mail Server Role
study-level.com acts as its own mail server.
IP Addresses
study-level.com points to a single IP number: 192.142.10.5.
Additional host names — pheromoneboost.com, rastreiodencomenda.com, funcaps-rc.com and two others — share IP numbers with study-level.com.
Name Servers
study-level.com has four authoritative name servers: ns1.ultahost.com, ns2.ultahost.com, ns3.ultahost.com and ns4.ultahost.com.
study-level.com partially shares its NS delegation with several other domains, including kapkevip.com, 25.146.38.in-addr.arpa, darelatour.com and two others.
Host names with two IP numbers:
ns2.ultahost.com resolves to two addresses: 51.38.114.43 and 2001:41d0:701:1100::7e5.
ns3.ultahost.com resolves to two addresses: 94.130.75.18 and 2a01:4f8:c0c:79ee::1.
ns4.ultahost.com resolves to two addresses: 149.28.254.81 and 2001:19f0:6402:4de:5400:2ff:fe93:34e8.
Host names pointing to a single IP address:
The hostname ns1.ultahost.com resolves to 167.71.73.238.
Mail Servers
study-level.com has a single mail server: study-level.com itself.
study-level.com carries a single IP number, which is 192.142.10.5.