mathtricks.org - dns.ninja
mathtricks.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.39.158.24🇺🇸 AS785966.39.128.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | cellphonesafety.org | ||||||
| NS | dns4.pair.com ⭐ | ||||||
| A | 2607:f440::d85c:fc0a🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | dns4.pair.com | ||||||
| A | 216.92.252.10🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | dns4.pair.com | ||||||
| NS | ns8.ns0.com | ||||||
| A | 2607:f441::d892:c30e🇺🇸 AS78592607:f441::/32 Pair Networks, Inc. 2403 Sidney St STE 210 Pittsburgh PA 15203 United States | ||||||
| MX | qs4869.pair.com ⭐ | ||||||
| A | 2607:f440::4227:4412🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | qs4869.pair.com | ||||||
| A | 66.39.68.18🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | qs4869.pair.com | ||||||
| SOA | dns4.pair.comroot@pair.com 2026-04-05 #4 | ||||||
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=1786931848 | ||||||
Same first word
mathtricks.ca |
mathtricks.com |
mathtricks.net |
mathtricks.org |
Similar names
DNS History
9 records (4 active, 5 former)
●NSdns4.pair.com2026-02-21 → 2026-08-17 · 6 obs
● 2026-02-21 00:15:06
● 2026-03-20 10:54:10
○ 2026-06-03 06:51:28
● 2026-06-27 23:10:58
● 2026-08-17 02:31:30
○NSns37.domaincontrol.com2015-06-26 → 2017-07-02 · 4 obs
● 2017-07-02 05:50:42
○ 2026-02-21 00:15:06
○ 2026-08-17 02:31:30
○NSns38.domaincontrol.com2015-06-26 → 2017-07-02 · 4 obs
● 2017-07-02 05:50:42
○ 2026-02-21 00:15:06
○ 2026-08-17 02:31:30
●NSns8.ns0.com2026-02-21 → 2026-08-17 · 6 obs
● 2026-02-21 00:15:06
● 2026-03-20 10:54:10
○ 2026-06-03 06:51:28
● 2026-06-27 23:10:58
● 2026-08-17 02:31:30
○MXmailstore1.secureserver.net2015-06-26 → 2017-07-02 · 4 obs
● 2017-07-02 05:50:42
○ 2026-02-21 00:15:06
○ 2026-08-17 02:31:30
●MXqs4869.pair.com2026-02-21 → 2026-08-17 · 6 obs
● 2026-02-21 00:15:06
● 2026-03-20 10:54:10
○ 2026-06-03 06:51:28
● 2026-06-27 23:10:58
● 2026-08-17 02:31:30
○MXsmtp.secureserver.net2015-06-26 → 2017-07-02 · 4 obs
● 2017-07-02 05:50:42
○ 2026-02-21 00:15:06
○ 2026-08-17 02:31:30
○A208.109.181.2122015-06-26 → 2017-07-02 · 4 obs
● 2017-07-02 05:50:42
○ 2026-02-21 00:15:06
○ 2026-08-17 02:31:30
●A66.39.158.242026-02-21 → 2026-08-17 · 6 obs
● 2026-02-21 00:15:06
● 2026-03-20 10:54:10
○ 2026-06-03 06:51:28
● 2026-06-27 23:10:58
● 2026-08-17 02:31:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| mathtricks.org | ns8.ns0.com, dns4.pair.com | - |
✅ Authoritative Response
Server:216.92.252.10
NS records: ns8.ns0.com, dns4.pair.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathtricks.org (unsigned zone)
⏱️ Timing
Total: 622ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.39.158.24 |
| NS | 2 | ns8.ns0.com, dns4.pair.com |
| MX | 1 | qs4869.pair.com (pri: 50) |
| SOA | 1 | dns4.pair.com root.pair.com |
Analysis
IP Addresses
mathtricks.org resolves to just one IP address, 66.39.158.24.
Host names like cellphonesafety.org are further examples that share IP numbers with mathtricks.org.
Name Servers
Two name servers handle the delegation for mathtricks.org: ns8.ns0.com and dns4.pair.com.
mathtricks.org shares its NS records with other domains, for example reifiedcap.com, tyneside.com, moorhuhn.de and two others.
At least some of mathtricks.org's name servers are shared with other domains, for example eleven.kitchen, hyhkalliance.org, thesportscardshow.com and two more.
These name servers tend to co-occur with ns9.ns0.com, ns2.quickserve.com, dns.pair.com and 4 other name servers in the same DNS delegations.
Host names that have two IP addresses:
dns4.pair.com resolves to two addresses: 216.92.252.10 and 2607:f440::d85c:fc0a.
Host names that point to one IP address:
The hostname ns8.ns0.com resolves to 2607:f441::d892:c30e.
Mail Servers
The sole mail server for mathtricks.org is qs4869.pair.com.
Among the domains sharing a mail server setup with mathtricks.org are themarketingyoudeserve.com, insomnia.net, scholarshipsforwomen.net and two others.
qs4869.pair.com directs to two IP numbers, 66.39.68.18 and 2607:f440::4227:4412.