developingtelecom.com - dns.ninja
developingtelecom.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.72.2.95🇬🇧 KRYSTAL77.72.2.0/24 | ||||||
| PTR | squid-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.krystal.io ⚠️ Not in zone NS records | ||||||
| A | 77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd | ||||||
| PTR | ns1.krystal.uk | ||||||
| NS | ns2.krystal.io ⚠️ Not in zone NS records | ||||||
| A | 139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies | ||||||
| PTR | ns2.krystal.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 | ||||||
| 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 | ||||||
| TXT | v=spf1 include:relay.k.io a mx ip4:77.72.2.95 ~all | ||||||
| SOA | ns1.krystal.ukadmin@demo.squid-lon.krystal.uk 2026-08-17 #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=1788056735 | ||||||
Same first word
developingtelecom.com |
Previous names
Next names
DNS History
11 records (7 active, 4 former)
○NSns.mainnameserver.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-08-20 23:07:06
○ 2026-08-30 02:52:04
●NSns1.krystal.io2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
●NSns1.krystal.uk2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
●NSns2.krystal.io2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
●NSns2.krystal.uk2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
○NSns2.mainnameserver.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-08-20 23:07:06
○ 2026-08-30 02:52:04
○MXmail.developingtelecom.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-08-20 23:07:06
○ 2026-08-30 02:52:04
●MXmx1.krystal.uk2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
●MXmx2.krystal.uk2026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
○A46.32.229.1172017-05-11 → 2017-05-11 · 3 obs
○ 2026-08-20 23:07:06
○ 2026-08-30 02:52:04
●A77.72.2.952026-08-20 → 2026-08-30 · 3 obs
● 2026-08-20 23:07:06
● 2026-08-30 02:52:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| developingtelecom.com | ns1.krystal.io, ns2.krystal.io | - |
✅ Authoritative Response
Server:139.162.230.184
NS records: ns1.krystal.io, ns2.krystal.io
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for developingtelecom.com (unsigned zone)
⏱️ Timing
Total: 1510ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.72.2.95 |
| NS | 2 | ns2.krystal.uk, ns1.krystal.uk |
| MX | 2 | mx1.krystal.uk (pri: 10), mx2.krystal.uk (pri: 20) |
| TXT | 1 | v=spf1 include:relay.k.io a mx ip4:77 |
| SOA | 1 | ns1.krystal.uk admin.demo.squid-lon.krys |
Analysis
IP Addresses
developingtelecom.com resolves to one IP address: 77.72.2.95.
maclennanvehiclemovements.co.uk, muscleandmacros.co.uk, itvs-dev.com and two other host names share IP numbers with developingtelecom.com.
Name Servers
The authoritative name servers for developingtelecom.com are ns1.krystal.io, ns2.krystal.io, ns1.krystal.uk and ns2.krystal.uk.
There is at least partial name server overlap between developingtelecom.com and other domains — protectivebehaviours.org, impossiblethingsbeforebreakfast.com, harley-crossley-studio.co.uk and two more among them.
These name servers regularly appear alongside ns3.krystal.io, ns4.krystal.io, ns1.krystal.co.uk and 5 other name servers in NS record sets.
Of the four host names ns1.krystal.io, ns2.krystal.io, ns1.krystal.uk and ns2.krystal.uk, each resolves to a single IP address: ns1.krystal.io to 77.72.0.11, ns2.krystal.io to 139.162.230.184, ns1.krystal.uk to 77.72.0.11 and ns2.krystal.uk to 139.162.230.184.
ns1.krystal.io and ns1.krystal.uk are host names that each point to 77.72.0.11 IP addresses.
ns2.krystal.io and ns2.krystal.uk are host names that each point to 139.162.230.184 IP addresses.
Mail Servers
Mail for developingtelecom.com is handled by two mail servers — mx1.krystal.uk and mx2.krystal.uk.
developingtelecom.com uses an identical mail server configuration to several other domains — among them 27is9.com, almonia.co.uk, victoria-lodge.co.uk and two more.
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.