theefficacy.com - robtex.com
theefficacy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.194.90.3🇬🇧 KRYSTAL185.194.88.0/22 | ||||||
| PTR | krillin-lon.krystal.uk | ||||||
| NS | ns1.krystal.uk ⭐ ⚠️ Not in parent delegation | ||||||
| A | 77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| PTR | ns1.krystal.uk | ||||||
| NS | ns1.theefficacy.com ⚠️ Not in zone NS records | ||||||
| A | 77.72.0.13🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| PTR | ns1.cloudhosting.co.uk | ||||||
| NS | ns2.krystal.uk ⚠️ Not in parent delegation | ||||||
| A | 139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| PTR | ns2.krystal.uk | ||||||
| NS | ns2.theefficacy.com ⚠️ Not in zone NS records | ||||||
| A | 139.162.254.53🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| PTR | ns2.cloudhosting.co.uk | ||||||
| MX | mx1.krystal.uk ⭐ | ||||||
| A | 185.53.56.44🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx1.strikemail.co.uk | ||||||
| A | 185.53.56.46🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx1.strikemail.co.uk | ||||||
| MX | mx2.krystal.uk(20) | ||||||
| A | 185.53.56.45🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx2.strikemail.co.uk | ||||||
| A | 185.53.56.47🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | mx2.strikemail.co.uk | ||||||
| SOA | ns1.krystal.ukadmin@k-validator-krillin-lon.krystal.uk 2026-06-25 #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=1786362584 | ||||||
Previously MX for
theefficacy.com |
Subdomains
Same first word
theefficacy.com |
DNS History
14 records (7 active, 7 former)
●NSns1.krystal.uk2026-08-05 → 2026-08-10 · 3 obs
● 2026-08-05 00:34:50
● 2026-08-10 12:11:04
●NSns1.theefficacy.com2017-08-28 → 2026-08-10 · 3 obs
● 2017-08-28 19:24:08
● 2026-08-10 12:11:04
○NSns11.cloud.mycpanelcloud.co.uk2016-12-19 → 2016-12-19 · 3 obs
○ 2017-08-28 19:24:08
○ 2026-08-10 12:11:04
○NSns12.cloud.mycpanelcloud.co.uk2016-12-19 → 2016-12-19 · 3 obs
○ 2017-08-28 19:24:08
○ 2026-08-10 12:11:04
●NSns2.krystal.uk2026-08-05 → 2026-08-10 · 3 obs
● 2026-08-05 00:34:50
● 2026-08-10 12:11:04
●NSns2.theefficacy.com2017-08-28 → 2026-08-10 · 3 obs
● 2017-08-28 19:24:08
● 2026-08-10 12:11:04
○MXmx1.cloudhosting.co.uk2017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 19:24:08
○ 2026-08-05 00:34:50
○ 2026-08-10 12:11:04
●MXmx1.krystal.uk2026-08-05 → 2026-08-10 · 3 obs
● 2026-08-05 00:34:50
● 2026-08-10 12:11:04
○MXmx2.cloudhosting.co.uk2017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 19:24:08
○ 2026-08-05 00:34:50
○ 2026-08-10 12:11:04
●MXmx2.krystal.uk2026-08-05 → 2026-08-10 · 3 obs
● 2026-08-05 00:34:50
● 2026-08-10 12:11:04
○MXtheefficacy.com2016-12-19 → 2016-12-19 · 3 obs
○ 2017-08-28 19:24:08
○ 2026-08-10 12:11:04
○A185.116.212.702016-12-19 → 2016-12-19 · 3 obs
○ 2017-08-28 19:24:08
○ 2026-08-10 12:11:04
●A185.194.90.32026-08-05 → 2026-08-10 · 3 obs
● 2026-08-05 00:34:50
● 2026-08-10 12:11:04
○A77.72.0.1062017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 19:24:08
○ 2026-08-05 00:34:50
○ 2026-08-10 12:11:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| theefficacy.com | ns1.theefficacy.com, ns2.theefficacy.com | 2 records |
✅ Authoritative Response
Server:139.162.254.53
NS records: ns1.theefficacy.com, ns2.theefficacy.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for theefficacy.com (unsigned zone)
⏱️ Timing
Total: 289ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.194.90.3 |
| NS | 2 | ns1.krystal.uk, ns2.krystal.uk |
| MX | 2 | mx2.krystal.uk (pri: 20), mx1.krystal.uk (pri: 10) |
| SOA | 1 | ns1.krystal.uk admin.k-validator-krillin |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.theefficacy.com, ns2.theefficacy.com)
Analysis
Hierarchy
theefficacy.com serves as the parent of ns1.theefficacy.com and ns2.theefficacy.com.
IP Addresses
theefficacy.com has exactly one IP address — 185.194.90.3.
baalous.com, toellipsis.com, htm71.com plus two other host names have IP numbers in common with theefficacy.com.
Name Servers
Four name servers handle the delegation for theefficacy.com: ns1.theefficacy.com, ns2.theefficacy.com, ns1.krystal.uk and ns2.krystal.uk.
theefficacy.com has at least partial name server overlap with other domains, such as thefineharvest.co.uk, scotland-holiday-cottage.co.uk, aerospa.co.uk and two others.
ns1.krystal.co.uk, ns2.krystal.co.uk and ns1.cloudhosting.co.uk — plus 7 other name servers — are commonly paired with these name servers.
Four host names, each with one IP address: ns1.theefficacy.com has 77.72.0.13, ns2.theefficacy.com has 139.162.254.53, ns1.krystal.uk has 77.72.0.11 and ns2.krystal.uk has 139.162.230.184.
Mail Servers
theefficacy.com uses two mail servers, mx1.krystal.uk and mx2.krystal.uk.
The mail server setup of theefficacy.com matches that of other domains such as slogit.com, ythancc.org.uk, perfectlylovelyinteriors.com and two others.
At least some of the mail servers used by theefficacy.com are shared with other domains: purefibre.net, go-show.co.uk, alanjmusic.com and two others among them.
mx1.krystal.uk and mx2.krystal.uk each resolve to two IP addresses: mx1.krystal.uk points to 185.53.56.44 and 185.53.56.46, while mx2.krystal.uk points to 185.53.56.45 and 185.53.56.47.