mx2.a4u.net - robtex.com
mx2.a4u.net
| DNSSEC | ⚠️ Not signed | ||||||
a4u.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.71.205.10🇬🇧 ZEN-AS82.71.0.0/16 Zen Internet Ltd | ||||||
| NS | dns41.cloudns.net ⭐ | ||||||
| NS | dns42.cloudns.net | ||||||
| NS | dns43.cloudns.net | ||||||
| NS | dns44.cloudns.net | ||||||
| SOA | dns41.cloudns.nethostmaster@factbook.co.uk 2026-08-06 #2 | ||||||
Previously MX for
sandrair.com |
bhmarchitects.co.uk |
heathrow.sandrair.com |
rapmac.co.uk |
rapmac.com |
ranmore.com |
moholdings.com |
fb2.net |
a4u.com |
alphabusiness.co.uk |
bhmltd.co.uk |
Same first word
Similar names
DNS History
3 records (0 active, 3 former)
○A195.188.159.612015-04-08 → 2015-04-08 · 4 obs
○ 2009-02-01 02:52:02
● 2015-04-08 18:07:52
○ 2015-10-19 07:02:46
○ 2026-08-11 18:06:00
● 2015-04-08 18:07:52
○ 2015-10-19 07:02:46
○ 2026-08-11 18:06:00
○A212.86.64.592009-02-01 → 2009-02-01 · 3 obs
● 2009-02-01 02:52:02
○ 2015-04-08 18:07:52
○ 2026-08-11 18:06:00
○ 2015-04-08 18:07:52
○ 2026-08-11 18:06:00
○A217.138.85.722015-10-19 → 2016-11-24 · 5 obs
○ 2009-02-01 02:52:02
● 2015-10-19 07:02:46
● 2016-11-24 20:42:00
○ 2026-06-19 13:25:56
○ 2026-08-11 18:06:00
● 2015-10-19 07:02:46
● 2016-11-24 20:42:00
○ 2026-06-19 13:25:56
○ 2026-08-11 18:06:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | h.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net... | - |
| a4u.net | dns41.cloudns.net, dns42.cloudns.net, dns43.cloudns.net, dns44.cloudns.net | 8 records |
✅ Authoritative Response
Server:185.136.99.200
NS records: dns41.cloudns.net, dns42.cloudns.net, dns43.cloudns.net, dns44.cloudns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a4u.net (unsigned zone)
⏱️ Timing
Total: 148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (dns41.cloudns.net, dns41.cloudns.net, dns42.cloudns.net...)