class-d.com - dns.ninja
class-d.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 149.255.62.137🇬🇧 AWARESOFT149.255.60.0/22 | ||||||
| PTR | cloud519.thundercloud.uk | ||||||
| NS | ns0.thundercloud.uk ⭐ | ||||||
| A | 149.255.60.1🇬🇧 AWARESOFT149.255.60.0/22 | ||||||
| PTR | ns0.thundercloud.uk | ||||||
| NS | ns1.thundercloud.uk | ||||||
| A | 185.53.57.60🇬🇧 KRYSTAL185.53.56.0/22 | ||||||
| PTR | ns1.thundercloud.uk | ||||||
| MX | class-d.com ⭐ | ||||||
| A | 149.255.62.137🇬🇧 AWARESOFT149.255.60.0/22 | ||||||
| PTR | cloud519.thundercloud.uk | ||||||
| TXT | v=spf1 ip4:149.255.62.137 include:relay.thundermail.uk +a +mx +ip4:149.255.58... | ||||||
| SOA | ns0.thundercloud.ukserveradmin@thundercloud.uk 2026-07-22 #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=1785413832 | ||||||
MX for
class-d.com |
Same first word
Similar names
css-lda.com |
cda-lss.com |
lads-sc.com |
d-class.co.kr |
dsa-lsc.org |
d-class.com |
dsa-lsc.herokuapp.com |
d-class.net |
slc-ads.com |
DNS History
8 records (4 active, 4 former)
○NSdns1.fah-designs.co.uk2015-06-22 → 2017-03-26 · 4 obs
● 2017-03-26 19:16:12
○ 2026-02-26 13:07:28
○ 2026-07-30 12:19:00
○NSdns2.fah-designs.co.uk2015-06-22 → 2017-03-26 · 4 obs
● 2017-03-26 19:16:12
○ 2026-02-26 13:07:28
○ 2026-07-30 12:19:00
●NSns0.thundercloud.uk2026-02-26 → 2026-07-30 · 3 obs
● 2026-02-26 13:07:28
● 2026-07-30 12:19:00
●NSns1.thundercloud.uk2026-02-26 → 2026-07-30 · 3 obs
● 2026-02-26 13:07:28
● 2026-07-30 12:19:00
●MXclass-d.com2026-02-26 → 2026-07-30 · 3 obs
● 2026-02-26 13:07:28
● 2026-07-30 12:19:00
○MXmail.class-d.com2015-06-22 → 2017-03-26 · 4 obs
● 2017-03-26 19:16:12
○ 2026-02-26 13:07:28
○ 2026-07-30 12:19:00
●A149.255.62.1372026-02-26 → 2026-07-30 · 3 obs
● 2026-02-26 13:07:28
● 2026-07-30 12:19:00
○A88.208.217.1632015-06-22 → 2017-03-26 · 4 obs
● 2017-03-26 19:16:12
○ 2026-02-26 13:07:28
○ 2026-07-30 12:19:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| class-d.com | ns0.thundercloud.uk, ns1.thundercloud.uk | - |
✅ Authoritative Response
Server:185.53.57.60
NS records: ns0.thundercloud.uk, ns1.thundercloud.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for class-d.com (unsigned zone)
⏱️ Timing
Total: 573ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.255.62.137 |
| NS | 2 | ns0.thundercloud.uk, ns1.thundercloud.uk |
| MX | 1 | class-d.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:149.255.62.137 include:relay. |
| SOA | 1 | ns0.thundercloud.uk serveradmin.thunderc |
Analysis
Mail Server Role
class-d.com handles its own mail, functioning as its own mail server.
IP Addresses
class-d.com resolves to just one IP address, 149.255.62.137.
Two other host names, along with modelrailuk.co.uk, churchfield.co.uk and mgnt.com, also share IP numbers with class-d.com.
Name Servers
class-d.com uses two name servers for its delegation: ns0.thundercloud.uk and ns1.thundercloud.uk.
class-d.com shares its NS records with other domains, for example bailundo.com, westminsterbuildingsurveyors.co.uk, charleagency.com and two others.
class-d.com shares at least some of its name servers with other domains, including ecocups.co, divachoice.co.uk, subrotocup.in and two others.
These name servers are frequently paired with the name servers ns0.unlimited.uk.net and ns1.unlimited.uk.net.
ns0.thundercloud.uk and ns1.thundercloud.uk each resolve to one IP number: ns0.thundercloud.uk points to 149.255.60.1 and ns1.thundercloud.uk points to 185.53.57.60.
Mail Servers
class-d.com is served by just one mail server: class-d.com.
class-d.com directs to just one IP number, 149.255.62.137.