htdacademy.com - robtex.com
htdacademy.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=1774558757 | ||||||
Same first word
htdacademy.com |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.sqr.nl2026-03-17 → 2026-03-26 · 3 obs
● 2026-03-17 13:35:16
● 2026-03-26 21:17:48
○NSns1.yoursrs.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-03-17 13:35:16
○ 2026-03-26 21:17:48
●NSns2.sqr.domains2026-03-17 → 2026-03-26 · 3 obs
● 2026-03-17 13:35:16
● 2026-03-26 21:17:48
○NSns2.yoursrs.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-03-17 13:35:16
○ 2026-03-26 21:17:48
●NSns3.sqr.cloud2026-03-17 → 2026-03-26 · 3 obs
● 2026-03-17 13:35:16
● 2026-03-26 21:17:48
●MXmx1.antispam-login.net2026-03-17 → 2026-03-26 · 2 obs
● 2026-03-26 21:17:48
●MXmx2.antispam-login.net2026-03-17 → 2026-03-26 · 2 obs
● 2026-03-26 21:17:48
●A37.46.140.122026-03-17 → 2026-03-26 · 3 obs
● 2026-03-17 13:35:16
● 2026-03-26 21:17:48
○A52.213.114.862020-01-03 → 2020-01-03 · 3 obs
○ 2026-03-17 13:35:16
○ 2026-03-26 21:17:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net... | - |
| htdacademy.com | ns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud | - |
✅ Authoritative Response
Server:109.235.73.236
NS records: ns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htdacademy.com (unsigned zone)
⏱️ Timing
Total: 718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.46.140.12 |
| NS | 3 | ns1.sqr.nl, ns2.sqr.domains... |
| MX | 2 | mx2.antispam-login.net (pri: 20), mx1.antispam-login.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.sqr.nl -all |
| SOA | 1 | ns1.sqr.nl hostmaster.htdacademy.com |
Analysis
IP Addresses
htdacademy.com resolves to one IP number: 37.46.140.12.
other host names including stratego.biz, biedhuis.nl, vomarwijn.nl, xebiadevops.com and filarc.com share IP numbers with htdacademy.com.
Name Servers
htdacademy.com is delegated to three name servers ns3.sqr.cloud, ns2.sqr.domains and ns1.sqr.nl.
htdacademy.com at least partially shares name servers with other domains, for instance duinmaijer.nl, gereedschapbeheer.nl, paintpartners.nl, backpackerstickets.nl and zwartjestrappen.nl.
Host names with two IP numbers:
ns3.sqr.cloud points to: 2a03:6000:1002:1002::54 and 46.23.87.195.
ns2.sqr.domains points to: 2a01:518:ffff:4020::53:4 and 93.94.227.166.
ns1.sqr.nl points to: 2a01:518:ffff:4020::53:3 and 109.235.73.236.
Mail Servers
Two mail servers handle htdacademy.com: mx1.antispam-login.net and mx2.antispam-login.net.
htdacademy.com shares the same mail server setup as other domains, for instance limitense.eu, altorf.nl, kadodesign.co.uk, dinrailvoeding.com and vbkt.nl.
htdacademy.com shares some mail servers with other domains, at least partially, for instance amsterworld.com, trefferuitzendbureau.nl, tecnic.biz, merkbedden.nl and frankhuiskamp.net.
Host names with four IP numbers:
The host names mx1.antispam-login.net and mx2.antispam-login.net point to: 2a01:518:1:42:8::132, 2a01:518:1:42:8::133, 93.94.228.132 and 93.94.228.133.
Host names that point to 2a01:518:1:42:8::132: mx1.antispam-login.net and mx2.antispam-login.net.
Host names that point to 2a01:518:1:42:8::133: mx1.antispam-login.net and mx2.antispam-login.net.
Host names that point to 93.94.228.132: mx1.antispam-login.net and mx2.antispam-login.net.
Host names that point to 93.94.228.133: mx1.antispam-login.net and mx2.antispam-login.net.