addtwo.com - dns.ninja
addtwo.com
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=1782894116 | ||||||
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
○NSdns0.fastweb.co.uk2007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
○NSdns1.fastweb.co.uk2007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
○NSns.iomart.co.uk2007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
●NSns1.krystal.co.uk2015-05-28 → 2026-07-01 · 3 obs
● 2015-05-28 09:32:56
● 2026-07-01 08:43:50
●NSns1.krystal.uk2026-02-23 → 2026-07-01 · 3 obs
● 2026-02-23 23:30:36
● 2026-07-01 08:43:50
○NSns2.iomart.co.uk2007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
●NSns2.krystal.co.uk2015-05-28 → 2026-07-01 · 3 obs
● 2015-05-28 09:32:56
● 2026-07-01 08:43:50
●NSns2.krystal.uk2026-02-23 → 2026-07-01 · 3 obs
● 2026-02-23 23:30:36
● 2026-07-01 08:43:50
○MXmail-relay-1.fastweb.co.uk2007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
○MXmx1.krystal.co.uk2015-05-28 → 2017-03-15 · 5 obs
● 2015-05-28 09:32:56
● 2017-03-15 02:32:58
○ 2026-02-23 23:30:36
○ 2026-07-01 08:43:50
●MXmx1.krystal.uk2026-02-23 → 2026-07-01 · 3 obs
● 2026-02-23 23:30:36
● 2026-07-01 08:43:50
○MXmx2.krystal.co.uk2015-05-28 → 2017-03-15 · 5 obs
● 2015-05-28 09:32:56
● 2017-03-15 02:32:58
○ 2026-02-23 23:30:36
○ 2026-07-01 08:43:50
●MXmx2.krystal.uk2026-02-23 → 2026-07-01 · 3 obs
● 2026-02-23 23:30:36
● 2026-07-01 08:43:50
●A185.194.90.162026-02-23 → 2026-07-01 · 3 obs
● 2026-02-23 23:30:36
● 2026-07-01 08:43:50
○A77.72.4.342015-05-28 → 2017-03-15 · 5 obs
● 2015-05-28 09:32:56
● 2017-03-15 02:32:58
○ 2026-02-23 23:30:36
○ 2026-07-01 08:43:50
○A84.22.161.1922007-10-29 → 2007-10-29 · 3 obs
○ 2015-05-28 09:32:56
○ 2026-07-01 08:43:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| addtwo.com | ns1.krystal.co.uk, ns2.krystal.co.uk | - |
✅ Authoritative Response
Server:77.72.0.11
NS records: ns1.krystal.co.uk, ns2.krystal.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for addtwo.com (unsigned zone)
⏱️ Timing
Total: 1634ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.194.90.16 |
| NS | 2 | ns1.krystal.uk, ns2.krystal.uk |
| MX | 2 | mx2.krystal.uk (pri: 20), mx1.krystal.uk (pri: 10) |
| TXT | 1 | v=spf1 ip4:185.194.90.16 a mx ip4:77.72. |
| SOA | 1 | ns1.krystal.uk admin.k-validator-broly-l |
Analysis
IP Addresses
addtwo.com resolves to just one IP address, 185.194.90.16.
Two other host names, along with hunterslodge.org, help.4matrix.com and blueberribeads.co.uk, also share IP numbers with addtwo.com.
Name Servers
The NS records for addtwo.com point to four name servers: ns1.krystal.uk, ns2.krystal.uk, ns1.krystal.co.uk and ns2.krystal.co.uk.
addtwo.com partially shares its NS delegation with several other domains, including mya-uk.org.uk, scaine.net, stevedavidsonadvertising.com and two others.
In DNS configurations, these name servers often share authority with ns1.cloudhosting.uk, ns2.cloudhosting.uk, ns1.krystal.io and 7 other name servers.
Host names ns1.krystal.uk, ns2.krystal.uk, ns1.krystal.co.uk and ns2.krystal.co.uk each have one IP address. Notably, ns1.krystal.uk and ns1.krystal.co.uk resolve to the same address 77.72.0.11, and ns2.krystal.uk and ns2.krystal.co.uk resolve to the same address 139.162.230.184.
Both ns1.krystal.uk and ns1.krystal.co.uk resolve to 77.72.0.11 IP addresses each.
Both ns2.krystal.uk and ns2.krystal.co.uk resolve to 139.162.230.184 IP addresses each.
Mail Servers
addtwo.com is served by two mail servers, mx1.krystal.uk and mx2.krystal.uk.
Among the domains sharing a mail server setup with addtwo.com are genietags.com, quintasensual.org, summaths.co.uk and two others.
The two host names mx1.krystal.uk and mx2.krystal.uk each have a pair of IP addresses: mx1.krystal.uk has 185.53.56.44 and 185.53.56.46, and mx2.krystal.uk has 185.53.56.45 and 185.53.56.47.