htmlhelp.com - dns.ninja
htmlhelp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.146.209.85🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | htmlhelp.com | ||||||
| NS | dns2.pair.com ⭐ | ||||||
| A | 2607:f441::d892:c318🇺🇸 AS78592607:f441::/32 Pair Networks, Inc. 2403 Sidney St STE 210 Pittsburgh PA 15203 United States | ||||||
| A | 216.146.195.24🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | dns2.pair.com | ||||||
| NS | ns0.ns0.com | ||||||
| A | 216.92.55.21🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | ns0.ns0.com | ||||||
| MX | mail1.g20.pair.com ⭐ | ||||||
| A | 2607:f441::d892:c35d🇺🇸 AS78592607:f441::/32 Pair Networks, Inc. 2403 Sidney St STE 210 Pittsburgh PA 15203 United States | ||||||
| PTR | mail1.g20.pair.com | ||||||
| A | 216.146.195.93🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | mail1.g20.pair.com | ||||||
| SOA | dns2.pair.comroot@pair.com 2026-04-06 #16 | ||||||
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=1781365498 | ||||||
rank #6870 in the tld
WOT: SAFE (94/100)
📈 Tranco rank: #51,058
PTR for
Previously MX for
Subdomains
Same first word
DNS History
8 records (4 active, 4 former)
○NSdns.webthing.com2015-08-15 → 2017-08-05 · 4 obs
● 2017-08-05 07:36:10
○ 2020-10-31 06:18:08
○ 2026-06-13 16:06:26
●NSdns2.pair.com2020-10-31 → 2026-06-13 · 3 obs
● 2020-10-31 06:18:08
● 2026-06-13 16:06:26
●NSns0.ns0.com2020-10-31 → 2026-06-13 · 3 obs
● 2020-10-31 06:18:08
● 2026-06-13 16:06:26
○NSzaphod.htmlhelp.com2015-08-15 → 2017-08-05 · 4 obs
● 2017-08-05 07:36:10
○ 2020-10-31 06:18:08
○ 2026-06-13 16:06:26
○MXhtmlhelp.com2015-08-15 → 2017-08-05 · 4 obs
● 2017-08-05 07:36:10
○ 2020-10-31 06:18:08
○ 2026-06-13 16:06:26
●MXmail1.g20.pair.com2020-10-31 → 2026-06-13 · 3 obs
● 2020-10-31 06:18:08
● 2026-06-13 16:06:26
○A207.36.201.1192015-08-15 → 2017-08-05 · 4 obs
● 2017-08-05 07:36:10
○ 2020-10-31 06:18:08
○ 2026-06-13 16:06:26
●A216.146.209.852020-10-31 → 2026-06-13 · 3 obs
● 2020-10-31 06:18:08
● 2026-06-13 16:06:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net... | - |
| htmlhelp.com | ns0.ns0.com, dns2.pair.com | 4 records |
✅ Authoritative Response
Server:216.146.195.24
NS records: ns0.ns0.com, dns2.pair.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htmlhelp.com (unsigned zone)
⏱️ Timing
Total: 221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.146.209.85 |
| NS | 2 | ns0.ns0.com, dns2.pair.com |
| MX | 1 | mail1.g20.pair.com (pri: 50) |
| SOA | 1 | dns2.pair.com root.pair.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns0.ns0.com, ns0.ns0.com, dns2.pair.com...)
Analysis
Hierarchy
mail.htmlhelp.com and www.htmlhelp.com are both subdomains of htmlhelp.com.
IP Addresses
htmlhelp.com resolves to one IP address: 216.146.209.85.
There are other host names — htmlhelp.org among them — that share IP numbers with htmlhelp.com.
Name Servers
DNS delegation for htmlhelp.com points to two name servers: ns0.ns0.com and dns2.pair.com.
htmlhelp.com uses the same name servers as several other domains — among them austinmanchester.com, taochou.world, fivefishpress.com and two more.
htmlhelp.com has at least partial name server overlap with other domains, such as firstdancedfw.com, tonythebassguy.com, nonentity.net and two others.
dns.pair.com, dns3.pair.com and ns1.pair.com — plus 4 other name servers — are commonly paired with these name servers.
Hostnames that resolve to two IP addresses:
dns2.pair.com has two IP addresses: 216.146.195.24 and 2607:f441::d892:c318.
Host names with one IP number:
ns0.ns0.com directs to 216.92.55.21.
Mail Servers
Mail for htmlhelp.com is handled by a single mail server, mail1.g20.pair.com.
htmlhelp.com uses an identical mail server configuration to several other domains — among them billshunn.com, enhancelifechiropracticdenver.com, ruiter.ca and two more.
mail1.g20.pair.com has two IP addresses: 216.146.195.93 and 2607:f441::d892:c35d.