htschool.org - robtex.com
htschool.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778404569 | ||||||
Same first word
htschool.org |
Similar names
DNS History
10 records (9 active, 1 former)
●NSns73.domaincontrol.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●NSns74.domaincontrol.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●MXalt1.aspmx.l.google.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●MXalt2.aspmx.l.google.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●MXaspmx.l.google.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●MXaspmx2.googlemail.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●MXaspmx3.googlemail.com2015-06-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:44:34
●A15.197.225.1282026-04-10 → 2026-05-10 · 3 obs
● 2026-04-10 18:53:46
● 2026-05-10 09:44:34
○A216.243.236.352015-06-01 → 2017-03-30 · 4 obs
● 2017-03-30 22:22:34
○ 2026-04-10 18:53:46
○ 2026-05-10 09:44:34
●A3.33.251.1682026-04-10 → 2026-05-10 · 3 obs
● 2026-04-10 18:53:46
● 2026-05-10 09:44:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| htschool.org | ns74.domaincontrol.com, ns73.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.74.47
NS records: ns74.domaincontrol.com, ns73.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htschool.org (unsigned zone)
⏱️ Timing
Total: 527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns73.domaincontrol.com, ns74.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 20)... |
| TXT | 3 | MS=B5AF52C84476314FB8D79A27EC3B98AF13547, v=spf1 ip4:138.199.107.34 include:_spf.g... |
| SOA | 1 | ns73.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
htschool.org points to two IPs: 3.33.251.168 and 15.197.225.128.
Other host names, for instance kcmwoodcrafts.com, mesenchymalnews.com, ymcacalgary.com, ccmwarehouse.com and bhhsfloridarealtypalmcity.com share IP numbers with htschool.org.
Name Servers
Two name servers ns73.domaincontrol.com and ns74.domaincontrol.com are delegated to htschool.org.
htschool.org uses the same name server configuration as other domains, such as boandsheik.com, portia-ella.ca, n2kode.com, atlasstone.ca and albanfsaj.com.
Host names with two IPs:
ns73.domaincontrol.com points to 2603:5:21a4::2f and 97.74.106.47.
ns74.domaincontrol.com points to 2603:5:22a4::2f and 173.201.74.47.
Mail Servers
htschool.org is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
htschool.org shares mail servers with other domains at least in part, for instance renatoimoveis.com.br, ns500698.ns500758.ns500759.ns500759.ns500698.ns500576.ns500698.ns500708.ns500576.ns500576.ns500619.ns500576.ns500652.ns500652.tracksymphony.com, ns500759.ns500758.ns500759.ns500735.ns500736.ns500736.ns500735.ns500735.ns500735.ns500708.ns500698.ns500619.ns500686.ns500619.ns500576.trackreceptor.com, ns500698.ns500698.ns500698.ns500698.ns500698.ns500736.ns500698.ns500735.ns500735.ns500735.ns500698.ns500708.ns500698.ns500652.trackreceptor.com and ns500754.ns500754.ns500754.ns500671.ns500704.ns500704.ns500678.ns500704.ns500291.ns500291.ns500153.tenderladiesbz.com.
These mail servers are often used together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IPs:
aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26.
aspmx3.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.
aspmx.l.google.com points to 2607:f8b0:4023:c0d::1b and 142.251.2.26.
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27.
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.
Host names that point to 172.253.116.26: aspmx3.googlemail.com and alt2.aspmx.l.google.com.