calculus.com - dns.ninja
calculus.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns33.worldnic.com | ||||||
| A | 162.159.26.212Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns34.worldnic.com | ||||||
| A | 162.159.27.146Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx001.netsol.xion.oxcs.net ⭐ | ||||||
| A | 173.45.18.128🇨🇦 AMC173.45.16.0/22 | ||||||
| PTR | mx31.oxsus-vadesecure.net | ||||||
| MX | mx002.netsol.xion.oxcs.net ⭐ | ||||||
| A | 173.45.18.129🇨🇦 AMC173.45.16.0/22 | ||||||
| PTR | mx32.oxsus-vadesecure.net | ||||||
| MX | mx003.netsol.xion.oxcs.net ⭐ | ||||||
| A | 51.81.206.108🇺🇸 OVH51.81.128.0/17 Hosting route | ||||||
| PTR | mx33.oxsus-vadesecure.net | ||||||
| MX | mx004.netsol.xion.oxcs.net ⭐ | ||||||
| A | 51.81.206.109🇺🇸 OVH51.81.128.0/17 Hosting route | ||||||
| PTR | mx34.oxsus-vadesecure.net | ||||||
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=1785029512 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSns33.worldnic.com2015-06-14 → 2026-07-26 · 2 obs
● 2026-07-26 02:02:00
●NSns34.worldnic.com2015-06-14 → 2026-07-26 · 2 obs
● 2026-07-26 02:02:00
●MXmx001.netsol.xion.oxcs.net2026-03-08 → 2026-07-26 · 3 obs
● 2026-03-08 00:14:06
● 2026-07-26 02:02:00
●MXmx002.netsol.xion.oxcs.net2026-03-08 → 2026-07-26 · 3 obs
● 2026-03-08 00:14:06
● 2026-07-26 02:02:00
●MXmx003.netsol.xion.oxcs.net2026-03-08 → 2026-07-26 · 3 obs
● 2026-03-08 00:14:06
● 2026-07-26 02:02:00
●MXmx004.netsol.xion.oxcs.net2026-03-08 → 2026-07-26 · 3 obs
● 2026-03-08 00:14:06
● 2026-07-26 02:02:00
○MXmx1.netsolmail.net2020-03-11 → 2020-03-11 · 4 obs
● 2020-03-11 09:55:10
○ 2026-03-08 00:14:06
○ 2026-07-26 02:02:00
○MXmx1c28.concentric.com2015-06-14 → 2018-08-01 · 4 obs
● 2018-08-01 06:41:40
○ 2020-03-11 09:55:10
○ 2026-07-26 02:02:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| calculus.com | ns33.worldnic.com, ns34.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.212
NS records: ns33.worldnic.com, ns34.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calculus.com (unsigned zone)
⏱️ Timing
Total: 3089ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns33.worldnic.com, ns34.worldnic.com |
| MX | 4 | mx002.netsol.xion.oxcs.net (pri: 10), mx001.netsol.xion.oxcs.net (pri: 10)... |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns33.worldnic.com, ns34.worldnic.com)
Analysis
Name Servers
calculus.com uses two name servers for its delegation: ns33.worldnic.com and ns34.worldnic.com.
calculus.com uses the same name servers as several other domains — among them kansasps.com, picturesouthcarolina.net, imaginga.com and two more.
At least some of calculus.com's name servers are also used by other domains, among them bacomso.com.
Both ns33.worldnic.com and ns34.worldnic.com have a single IP address each — ns33.worldnic.com resolves to 162.159.26.212 while ns34.worldnic.com resolves to 162.159.27.146.
Mail Servers
Mail for calculus.com is handled by four mail servers: mx001.netsol.xion.oxcs.net, mx002.netsol.xion.oxcs.net, mx003.netsol.xion.oxcs.net and mx004.netsol.xion.oxcs.net.
calculus.com has at least partial mail server overlap with other domains such as icruzmd.com, danielcole.com, datatouch.net and two more.
These mail servers commonly appear together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two other mail servers.
Each of the four hosts mx001.netsol.xion.oxcs.net, mx002.netsol.xion.oxcs.net, mx003.netsol.xion.oxcs.net and mx004.netsol.xion.oxcs.net points to a single IP address — mx001.netsol.xion.oxcs.net points to 173.45.18.128, mx002.netsol.xion.oxcs.net points to 173.45.18.129, mx003.netsol.xion.oxcs.net points to 51.81.206.108 and mx004.netsol.xion.oxcs.net points to 51.81.206.109.