hvacschool.com - robtex.com
hvacschool.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 70.40.220.182🇺🇸 EIGI70.40.192.0/19 Unified Layer | ||||||
| PTR | box2136.bluehost.com | ||||||
| NS | ns1.bluehost.com ⭐ | ||||||
| A | 162.159.24.80Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.bluehost.com | ||||||
| NS | ns2.bluehost.com | ||||||
| A | 162.159.25.175Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.bluehost.com | ||||||
| MX | mail.hvacschool.com ⭐ | ||||||
| A | 70.40.220.182🇺🇸 EIGI70.40.192.0/19 Unified Layer | ||||||
| PTR | box2136.bluehost.com | ||||||
| TXT | v=spf1 a mx include:websitewelcome.com ~all | ||||||
| SOA | NS1.BLUEHOST.comroot@BLUEHOST.com serial=124010413 | ||||||
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=1774604242 | ||||||
Previously NS for
Subdomains
Same first word
hvacschool.org |
hvacschool.ir |
hvacschool.com |
hvacschool.ru |
DNS History
10 records (4 active, 6 former)
○NSborg.proceon.com2015-07-02 → 2017-04-05 · 4 obs
● 2017-04-05 18:23:00
○ 2026-02-24 22:47:10
○ 2026-03-27 10:01:12
○NShvacschool.com2015-07-02 → 2017-04-05 · 4 obs
● 2017-04-05 18:23:00
○ 2026-02-24 22:47:10
○ 2026-03-27 10:01:12
○NSisbjorn.proceon.com2015-07-02 → 2017-04-05 · 4 obs
● 2017-04-05 18:23:00
○ 2026-02-24 22:47:10
○ 2026-03-27 10:01:12
●NSns1.bluehost.com2026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 22:47:10
● 2026-03-27 10:01:12
●NSns2.bluehost.com2026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 22:47:10
● 2026-03-27 10:01:12
●MXmail.hvacschool.com2026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 22:47:10
● 2026-03-27 10:01:12
○MXwww1.hvacschool.com2015-07-02 → 2017-04-05 · 4 obs
● 2017-04-05 18:23:00
○ 2026-02-24 22:47:10
○ 2026-03-27 10:01:12
○A173.10.85.1532015-07-02 → 2016-02-28 · 4 obs
● 2016-02-28 06:06:48
○ 2016-06-29 12:08:58
○ 2026-03-27 10:01:12
●A70.40.220.1822026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 22:47:10
● 2026-03-27 10:01:12
○A70.89.118.1082016-06-29 → 2017-04-05 · 5 obs
● 2016-06-29 12:08:58
● 2017-04-05 18:23:00
○ 2026-02-24 22:47:10
○ 2026-03-27 10:01:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| hvacschool.com | ns1.bluehost.com, ns2.bluehost.com | 2 records |
✅ Authoritative Response
Server:162.159.25.175
NS records: ns1.bluehost.com, ns2.bluehost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hvacschool.com (unsigned zone)
⏱️ Timing
Total: 198ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 70.40.220.182 |
| NS | 2 | ns1.bluehost.com, ns2.bluehost.com |
| MX | 1 | mail.hvacschool.com (pri: 0) |
| TXT | 1 | v=spf1 a mx include:websitewelcome.com ~ |
| SOA | 1 | NS1.BLUEHOST.com root.BLUEHOST.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.bluehost.com, ns2.bluehost.com)
Analysis
Hierarchy
hvacschool.com is parent of www.hvacschool.com and mail.hvacschool.com.
IP Addresses
hvacschool.com resolves to a single IP address: 70.40.220.182.
Other host names including mail.cavalieautomotriz.com, isogs.org, chroniclesofchristina.com, mail.raelux.com and alrais.com share IP numbers with hvacschool.com.
Name Servers
hvacschool.com's delegation uses two name servers, ns1.bluehost.com and ns2.bluehost.com.
hvacschool.com shares the same name server setup as other domains, for example empowermentbusiness.com, serviciosenventa.com, gopic.biz, renitao.com and betavc.com.
hvacschool.com at least partially shares name servers with other domains, for example alaskainternetmarketing.com, easyrbc.com and ephall.org.
Host names with a single IP:
ns1.bluehost.com points to 162.159.24.80.
ns2.bluehost.com points to 162.159.25.175.
Mail Servers
hvacschool.com is handled by a single mail server, mail.hvacschool.com.
mail.hvacschool.com points to a single IP: 70.40.220.182.