cirsinus.com - robtex.com
cirsinus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.36.117.4🇨🇭 EstNOC-Global193.36.117.0/24 | ||||||
| PTR | circulus.ag | ||||||
| NS | dns1.idp365.net ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1b83🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.131Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns1.idp365.net | ||||||
| NS | dns2.idp365.net | ||||||
| A | 2400:cb00:2049:1::a29f:3003🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.3Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns2.idp365.net | ||||||
| NS | dns3.idp365.net | ||||||
| A | 2400:cb00:2049:1::a29f:31fe🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.49.254Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns3.idp365.net | ||||||
| MX | mail.cirsinus.com ⭐ | ||||||
| A | 193.36.117.4🇨🇭 EstNOC-Global193.36.117.0/24 | ||||||
| PTR | circulus.ag | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | dns1.idp365.nethostmaster@idp365.net 2026-03-10 #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=1786190474 | ||||||
Subdomains
mail.cirsinus.com |
Same first word
cirsinus.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSdns1.idp365.net2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 12:31:42
●NSdns2.idp365.net2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 12:31:42
●NSdns3.idp365.net2015-08-22 → 2026-08-08 · 2 obs
● 2026-08-08 12:31:42
●MXmail.cirsinus.com2026-07-04 → 2026-08-08 · 3 obs
● 2026-07-04 17:15:50
● 2026-08-08 12:31:42
○MXmail.idp365.net2015-08-22 → 2015-08-22 · 3 obs
○ 2015-12-21 08:25:08
○ 2026-08-08 12:31:42
○MXsmtpfw1.cirsinus.com2015-12-21 → 2018-08-22 · 5 obs
● 2015-12-21 08:25:08
● 2018-08-22 08:34:20
○ 2026-07-04 17:15:50
○ 2026-08-08 12:31:42
●A193.36.117.42026-07-04 → 2026-08-08 · 3 obs
● 2026-07-04 17:15:50
● 2026-08-08 12:31:42
○A200.74.240.192015-12-21 → 2018-08-22 · 5 obs
● 2015-12-21 08:25:08
● 2018-08-22 08:34:20
○ 2026-07-04 17:15:50
○ 2026-08-08 12:31:42
○A217.19.248.1322015-08-22 → 2015-08-22 · 3 obs
○ 2015-12-21 08:25:08
○ 2026-08-08 12:31:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cirsinus.com | dns1.idp365.net, dns2.idp365.net, dns3.idp365.net | - |
✅ Authoritative Response
Server:162.159.27.131
NS records: dns1.idp365.net, dns2.idp365.net, dns3.idp365.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cirsinus.com (unsigned zone)
⏱️ Timing
Total: 2200ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.36.117.4 |
| NS | 3 | dns3.idp365.net, dns2.idp365.net... |
| MX | 1 | mail.cirsinus.com (pri: 10) |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | dns1.idp365.net hostmaster.idp365.net |
Analysis
Hierarchy
mail.cirsinus.com is delegated beneath cirsinus.com.
IP Addresses
cirsinus.com resolves to just one IP address, 193.36.117.4.
Other hosts including mail.cirsinus.com, circulus.ag and mail.circulus.ag share IP addresses with cirsinus.com.
Name Servers
DNS for cirsinus.com is handled by three authoritative name servers: dns1.idp365.net, dns2.idp365.net and dns3.idp365.net.
There is at least partial name server overlap between cirsinus.com and other domains — transperfect.eu, 888ladiesblog.com, dansac.com.au and two more among them.
Three hostnames — dns1.idp365.net, dns2.idp365.net and dns3.idp365.net — each have two IP addresses: dns1.idp365.net has 162.159.27.131 and 2400:cb00:2049:1::a29f:1b83, dns2.idp365.net has 162.159.48.3 and 2400:cb00:2049:1::a29f:3003, and dns3.idp365.net has 162.159.49.254 and 2400:cb00:2049:1::a29f:31fe.
Mail Servers
The sole mail server for cirsinus.com is mail.cirsinus.com.
mail.cirsinus.com has exactly one IP number: 193.36.117.4.