calcus.tech - dns.ninja
calcus.tech
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1785357246 | ||||||
Same first word
calcus.be |
calcus.nl |
calcus.hu |
calcus.com |
calcus.ru |
calcus.de |
calcus.fi |
calcus.pro |
calcus.tech |
calcus.in |
calcus.net |
calcus.ch |
Similar names
DNS History
15 records (9 active, 6 former)
●NSns1.digitalocean.com2026-05-26 → 2026-07-29 · 3 obs
● 2026-05-26 21:19:50
● 2026-07-29 21:33:48
○NSns1jlp.name.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
●NSns2.digitalocean.com2026-05-26 → 2026-07-29 · 3 obs
● 2026-05-26 21:19:50
● 2026-07-29 21:33:48
○NSns2nsy.name.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
●NSns3.digitalocean.com2026-05-26 → 2026-07-29 · 3 obs
● 2026-05-26 21:19:50
● 2026-07-29 21:33:48
○NSns3fhx.name.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
○NSns4bht.name.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
●MXalt1.aspmx.l.google.com2018-06-23 → 2026-07-29 · 2 obs
● 2026-07-29 21:33:48
●MXalt2.aspmx.l.google.com2018-06-23 → 2026-07-29 · 2 obs
● 2026-07-29 21:33:48
●MXalt3.aspmx.l.google.com2026-05-26 → 2026-07-29 · 3 obs
● 2026-05-26 21:19:50
● 2026-07-29 21:33:48
●MXalt4.aspmx.l.google.com2026-05-26 → 2026-07-29 · 3 obs
● 2026-05-26 21:19:50
● 2026-07-29 21:33:48
●MXaspmx.l.google.com2018-06-23 → 2026-07-29 · 2 obs
● 2026-07-29 21:33:48
○MXaspmx2.googlemail.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
○MXaspmx3.googlemail.com2018-06-23 → 2018-06-23 · 3 obs
○ 2026-05-26 21:19:50
○ 2026-07-29 21:33:48
●A37.48.106.342018-06-23 → 2026-07-29 · 2 obs
● 2026-07-29 21:33:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.info | - |
| calcus.tech | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calcus.tech (unsigned zone)
⏱️ Timing
Total: 490ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.48.106.34 |
| NS | 3 | ns2.digitalocean.com, ns1.digitalocean.com... |
| MX | 5 | alt4.aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | 202010170248282vpw01pft6kmgv75kru47ffp0r |
| SOA | 1 | ns1.digitalocean.com hostmaster.calcus.t |
Analysis
IP Addresses
calcus.tech has exactly one IP address — 37.48.106.34.
Among the host names that share IP numbers with calcus.tech is campgnr.com, as one example.
Name Servers
calcus.tech is served by three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
There is at least partial name server overlap between calcus.tech and other domains — bellini.dev, 77.184.137.in-addr.arpa, 87.189.206.in-addr.arpa and two more among them.
The hostnames ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com each direct to two IP addresses — ns1.digitalocean.com to 172.64.52.210 and 2606:4700:52::ac40:34d2, ns2.digitalocean.com to 172.64.53.21 and 2606:4700:5a::ac40:3515, and ns3.digitalocean.com to 172.64.49.209 and 2606:4700:52::ac40:31d1.
Mail Servers
Five mail servers handle calcus.tech: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by calcus.tech are shared with other domains: caeverett.com, ns500698.ns500759.ns500759.ns500698.ns500736.ns500736.ns500736.ns500698.ns500708.ns500708.ns500698.ns500576.ns500576.ns500619.ns500576.trackreceptor.com, ns500671.ns500742.ns500671.ns500731.ns500704.ns500688.ns500671.ns500678.ns500688.ns500671.ns500649.lustychickser.com and two others among them.
These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.
Host names pointing to two IP addresses:
The A records for aspmx.l.google.com return 142.251.16.27 and 2607:f8b0:4004:c1b::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1a.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1a.