squarecircle.com - dns.ninja
squarecircle.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.39.73.17🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | squarecircle.com | ||||||
| NS | dns3.pair.com ⭐ | ||||||
| A | 2607:f440::d144:656🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | dns3.pair.com | ||||||
| A | 209.68.6.86🇺🇸 AS7859209.68.0.0/18 | ||||||
| PTR | dns3.pair.com | ||||||
| NS | ns0.ns0.com | ||||||
| A | 2607:f440::d85c:3715🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | ns0.ns0.com | ||||||
| MX | mail2.g12.pair.com ⭐ | ||||||
| A | 2607:f440::4227:4a02🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | mail2.g12.pair.com | ||||||
| A | 66.39.74.2🇺🇸 AS785966.39.0.0/17 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203 | ||||||
| PTR | mail2.g12.pair.com | ||||||
| SOA | dns3.pair.comroot@pair.com 2025-10-17 #14 | ||||||
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=1782357200 | ||||||
PTR for
Subdomains
www.squarecircle.com |
Same first word
squarecircle.de |
squarecircle.nl |
squarecircle.ru |
squarecircle.co.uk |
squarecircle.co.nz |
squarecircle.biz |
squarecircle.org |
squarecircle.be |
squarecircle.us |
squarecircle.com |
Similar names
DNS History
8 records (4 active, 4 former)
●NSdns3.pair.com2026-03-25 → 2026-06-25 · 3 obs
● 2026-03-25 20:46:26
● 2026-06-25 03:22:12
●NSns0.ns0.com2026-03-25 → 2026-06-25 · 3 obs
● 2026-03-25 20:46:26
● 2026-06-25 03:22:12
○NSns0000.ns0.com2007-08-14 → 2017-05-27 · 4 obs
● 2017-05-27 12:23:20
○ 2026-03-25 20:46:26
○ 2026-06-25 03:22:12
○NSns145.pair.com2007-08-14 → 2017-05-27 · 4 obs
● 2017-05-27 12:23:20
○ 2026-03-25 20:46:26
○ 2026-06-25 03:22:12
●MXmail2.g12.pair.com2026-03-25 → 2026-06-25 · 3 obs
● 2026-03-25 20:46:26
● 2026-06-25 03:22:12
○MXmailwash18.pair.com2007-08-14 → 2017-05-27 · 4 obs
● 2017-05-27 12:23:20
○ 2026-03-25 20:46:26
○ 2026-06-25 03:22:12
○A209.197.85.1112007-08-14 → 2017-05-27 · 4 obs
● 2017-05-27 12:23:20
○ 2026-03-25 20:46:26
○ 2026-06-25 03:22:12
●A66.39.73.172026-03-25 → 2026-06-25 · 3 obs
● 2026-03-25 20:46:26
● 2026-06-25 03:22:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| squarecircle.com | ns0.ns0.com, dns3.pair.com | 4 records |
✅ Authoritative Response
Server:209.68.6.86
NS records: ns0.ns0.com, dns3.pair.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for squarecircle.com (unsigned zone)
⏱️ Timing
Total: 216ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.39.73.17 |
| NS | 2 | ns0.ns0.com, dns3.pair.com |
| MX | 1 | mail2.g12.pair.com (pri: 50) |
| SOA | 1 | dns3.pair.com root.pair.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns0.ns0.com, ns0.ns0.com, dns3.pair.com...)
Analysis
Hierarchy
squarecircle.com serves as the parent of www.squarecircle.com.
IP Addresses
squarecircle.com resolves to just one IP address, 66.39.73.17.
Name Servers
squarecircle.com has two authoritative name servers — ns0.ns0.com and dns3.pair.com.
squarecircle.com shares its NS records with other domains, for example farmerdolittle.com, acmeart.gr, daryllancaster.com and two others.
squarecircle.com has at least partial name server overlap with other domains, such as 64.39.66.in-addr.arpa, clarifybi.com, annuityguru.com and two others.
ns8.ns0.com, dns.pair.com and dns2.pair.com — plus 3 other name servers — are commonly paired with these name servers.
Host names that have two IP addresses:
dns3.pair.com resolves to 209.68.6.86 and 2607:f440::d144:656.
Host names that point to one IP address:
ns0.ns0.com resolves to 2607:f440::d85c:3715.
Mail Servers
The sole mail server for squarecircle.com is mail2.g12.pair.com.
Among the domains sharing a mail server setup with squarecircle.com are polytech-ind.com, neilcrane.com, rafaelsosa.com and two others.
There is at least a partial MX overlap between squarecircle.com and other domains, including blaxinc.com, davidburren.com.au, burren.cx and two others.
mail2.g12.pair.com has two IP addresses: 66.39.74.2 and 2607:f440::4227:4a02.