mail.df4.nl - robtex.com
mail.df4.nl
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:4f8:2220:259d::2๐ฉ๐ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | server3.realityhost.be | ||||||
| A | 138.199.137.35๐ฉ๐ช Hetzner138.199.128.0/17 HETZNER-DC | ||||||
df4.nl
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:4f8:2220:259d::2๐ฉ๐ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 138.199.137.35๐ฉ๐ช Hetzner138.199.128.0/17 HETZNER-DC | ||||||
| NS | ns1.realityhost.be โญ | ||||||
| NS | ns2.realityhost.be | ||||||
| MX | mail.df4.nl โญ | ||||||
| TXT | v=spf1 a mx ip4:136.144.141.147 -all | ||||||
| SOA | ns1.realityhost.behostmaster@df4.nl 2026-04-30 #0 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
โA138.199.137.352026-06-14 โ 2026-06-16 ยท 2 obs
โ 2026-06-14 22:45:56
โ 2026-06-16 10:52:04
โ 2026-06-16 10:52:04
โA2a01:4f8:2220:259d::22026-06-14 โ 2026-06-16 ยท 2 obs
โ 2026-06-14 22:45:56
โ 2026-06-16 10:52:04
โ 2026-06-16 10:52:04
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| df4.nl | ns1.realityhost.be, ns2.realityhost.be | - |
โ Authoritative Response
Server:136.144.141.147
NS records: ns1.realityhost.be, ns2.realityhost.be
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for df4.nl (unsigned zone)
โฑ๏ธ Timing
Total: 2118ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.199.137.35 |
| AAAA | 1 | 2a01:4f8:2220:259d::2 |
Analysis
Mail Server Role
df4.nl uses mail.df4.nl as a mail server.
IP Addresses
mail.df4.nl has two IP addresses: 138.199.137.35 and 2a01:4f8:2220:259d::2
mail.realityhost.net, verberk.com, mail.vliebo.eu and two other host names share IP numbers with mail.df4.nl.