atomic.ac - dns.ninja
atomic.ac
ac
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.ac ⭐ | ||||||
| NS | a2.nic.ac | ||||||
| NS | b0.nic.ac | ||||||
| NS | c0.nic.ac | ||||||
| SOA | a0.nic.achostmaster@donuts.email serial=1784319232 | ||||||
Subdomains
cpt-ter-mail1.atomic.ac |
ns2.atomic.ac |
cpt-ter-wol1.atomic.ac |
www.atomic.ac |
ns3.atomic.ac |
we-make-fibre-epic.atomic.ac |
cpt-ter-pmg1.atomic.ac |
lon-srv3.atomic.ac |
cpt-ter-web2.atomic.ac |
ns1.atomic.ac |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.atomic.ac2018-08-08 → 2026-07-17 · 2 obs
● 2026-07-17 20:42:42
●NSns2.atomic.ac2018-08-08 → 2026-07-17 · 2 obs
● 2026-07-17 20:42:42
●NSns3.atomic.ac2026-02-18 → 2026-07-17 · 3 obs
● 2026-02-18 20:30:22
● 2026-07-17 20:42:42
○MXcpt-ter-mail1.atomic.ac2018-08-08 → 2018-08-08 · 3 obs
○ 2026-02-18 20:30:22
○ 2026-07-17 20:42:42
●MXcpt-ter-pmg1.atomic.ac2026-02-18 → 2026-07-17 · 3 obs
● 2026-02-18 20:30:22
● 2026-07-17 20:42:42
●MXlon-srv3.atomic.ac2026-02-18 → 2026-07-17 · 3 obs
● 2026-02-18 20:30:22
● 2026-07-17 20:42:42
●A102.135.240.512026-02-18 → 2026-07-17 · 3 obs
● 2026-02-18 20:30:22
● 2026-07-17 20:42:42
○A102.135.240.522018-08-08 → 2018-08-08 · 3 obs
○ 2026-02-18 20:30:22
○ 2026-07-17 20:42:42
●A2c0f:ef18:0:2::512026-02-18 → 2026-07-17 · 3 obs
● 2026-02-18 20:30:22
● 2026-07-17 20:42:42
○A2c0f:ef18:0:2::522018-08-08 → 2018-08-08 · 3 obs
○ 2026-02-18 20:30:22
○ 2026-07-17 20:42:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ac | a2.nic.ac, b0.nic.ac, c0.nic.ac, a0.nic.ac | 8 records |
| atomic.ac | ns3.atomic.ac, ns2.atomic.ac, ns1.atomic.ac | 6 records |
✅ Authoritative Response
Server:172.236.20.38
NS records: ns3.atomic.ac, ns2.atomic.ac, ns1.atomic.ac
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for atomic.ac (unsigned zone)
⏱️ Timing
Total: 496ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 102.135.240.51 |
| AAAA | 1 | 2c0f:ef18:0:2::51 |
| NS | 3 | ns1.atomic.ac, ns3.atomic.ac... |
| MX | 2 | cpt-ter-pmg1.atomic.ac (pri: 10), lon-srv3.atomic.ac (pri: 20) |
| TXT | 1 | v=spf1 a:cpt-ter-mail1.atomic.ac a:lon-s |
| SOA | 1 | ns1.atomic.ac hostmaster.atomic.ac |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (c0.nic.ac, b0.nic.ac, a2.nic.ac...)
Analysis
Hierarchy
The host names cpt-ter-mail1.atomic.ac, ns2.atomic.ac, cpt-ter-wol1.atomic.ac, www.atomic.ac and ns3.atomic.ac — among a few others — fall under the parent domain atomic.ac.
IP Addresses
atomic.ac points to the IP addresses 102.135.240.51 and 2c0f:ef18:0:2::51
Other hosts including cpt-ter-web2.atomic.ac, atomicaccess.co.za and atomicaccess.com share IP addresses with atomic.ac.
Name Servers
DNS for atomic.ac is handled by three authoritative name servers: ns1.atomic.ac, ns2.atomic.ac and ns3.atomic.ac.
At least some of atomic.ac's name servers are shared with other domains, for example 240.135.102.in-addr.arpa, 0.0.0.0.1.0.0.0.8.1.f.e.f.0.c.2.ip6.arpa, 9.8.1.f.e.f.0.c.2.ip6.arpa and two more.
Three hostnames — ns1.atomic.ac, ns2.atomic.ac and ns3.atomic.ac — each have two IP addresses: ns1.atomic.ac has 102.135.240.4 and 2c0f:ef18::4, ns2.atomic.ac has 102.135.244.4 and 2c0f:ef18:1::4, and ns3.atomic.ac has 172.236.20.38 and 2600:3c13:e001:34::cafe.
Mail Servers
atomic.ac uses two mail servers, cpt-ter-pmg1.atomic.ac and lon-srv3.atomic.ac.
atomic.ac, atomic.co.za and atomicaccess.co.za all share the same mail server setup.
cpt-ter-pmg1.atomic.ac directs to 102.135.240.48 and 2c0f:ef18:0:2::48. lon-srv3.atomic.ac directs to 172.236.20.38 and 2600:3c13:e001:34::cafe. Each host name carries two IP addresses.