arcmath.com - robtex.com
arcmath.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 69.16.238.59🇺🇸 LiquidWeb69.16.192.0/18 Liquid Web Inc 4210 S. Creyts Rd Lansing, MI 48917 | ||||||
| PTR | www18.qth.com | ||||||
| NS | ns18.qth.com ⭐ | ||||||
| A | 69.16.238.59🇺🇸 LiquidWeb69.16.192.0/18 Liquid Web Inc 4210 S. Creyts Rd Lansing, MI 48917 | ||||||
| PTR | www18.qth.com | ||||||
| NS | ns14.qth.com | ||||||
| A | 50.28.8.76🇺🇸 LiquidWeb50.28.0.0/18 Liquidweb Inc | ||||||
| PTR | www14.qth.com | ||||||
| MX | arcmath.com ⭐ | ||||||
| A | 69.16.238.59🇺🇸 LiquidWeb69.16.192.0/18 Liquid Web Inc 4210 S. Creyts Rd Lansing, MI 48917 | ||||||
| PTR | www18.qth.com | ||||||
| TXT | v=spf1 ip4:69.16.238.59 +a +mx +ip4:69.16.238.6 ~all | ||||||
| SOA | ns18.qth.comsqh@qth.com 2026-03-31 #1 | ||||||
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=1776981471 | ||||||
MX for
arcmath.com |
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
○NSns1109.ui-dns.biz2020-03-28 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
○NSns1109.ui-dns.com2020-03-28 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
○NSns1109.ui-dns.de2020-03-28 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
○NSns1109.ui-dns.org2020-03-28 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
●NSns14.qth.com2026-03-07 → 2026-04-23 · 3 obs
● 2026-03-07 03:52:14
● 2026-04-23 22:24:28
●NSns18.qth.com2026-03-07 → 2026-04-23 · 3 obs
● 2026-03-07 03:52:14
● 2026-04-23 22:24:28
○NSns51.1and1.com2015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 12:36:18
○ 2020-03-28 07:48:28
○ 2026-04-23 22:24:28
○NSns52.1and1.com2015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 12:36:18
○ 2020-03-28 07:48:28
○ 2026-04-23 22:24:28
●MXarcmath.com2026-03-07 → 2026-04-23 · 3 obs
● 2026-03-07 03:52:14
● 2026-04-23 22:24:28
○MXmx00.1and1.com2015-06-13 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
○MXmx01.1and1.com2015-06-13 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
●A69.16.238.592026-03-07 → 2026-04-23 · 3 obs
● 2026-03-07 03:52:14
● 2026-04-23 22:24:28
○A74.208.236.2472020-03-28 → 2020-03-28 · 4 obs
● 2020-03-28 07:48:28
○ 2026-03-07 03:52:14
○ 2026-04-23 22:24:28
○A74.208.92.1302015-06-13 → 2017-04-10 · 4 obs
● 2017-04-10 12:36:18
○ 2020-03-28 07:48:28
○ 2026-04-23 22:24:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net... | - |
| arcmath.com | ns14.qth.com, ns18.qth.com | 2 records |
✅ Authoritative Response
Server:50.28.8.76
NS records: ns14.qth.com, ns18.qth.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for arcmath.com (unsigned zone)
⏱️ Timing
Total: 225ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 69.16.238.59 |
| NS | 2 | ns14.qth.com, ns18.qth.com |
| MX | 1 | arcmath.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:69.16.238.59 +a +mx +ip4:69.1 |
| SOA | 1 | ns18.qth.com sqh.qth.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns14.qth.com, ns18.qth.com)
Analysis
Mail Server Role
arcmath.com is the mail server for arcmath.com.
IP Addresses
arcmath.com resolves to a single IP: 69.16.238.59.
Other host names, for instance skccgroup.com, mail.bettertogetherlacrosse.org, mail.gccoc.org, iilg.org and weisbrodandassociates.com share IP numbers with arcmath.com.
Name Servers
arcmath.com has two name servers: ns14.qth.com and ns18.qth.com.
arcmath.com shares the same name server setup as other domains, for example n8nn.us, pmhardwoods.com, lucaslford.com, mortty.net and ardfusa.org.
arcmath.com shares some name servers with other domains, for example occultations.org, k6td.net, schafersriverrentals.com, felgate.net and teamsupportchesapeake.com.
These name servers are commonly used with the name servers ns15.qth.com.
Host names with a single IP:
ns14.qth.com points to 50.28.8.76
ns18.qth.com points to 69.16.238.59
Mail Servers
One mail server handles arcmath.com.
Host name arcmath.com points to IP 69.16.238.59.