mail.df4.nl - robtex.com

mail.df4.nl

DNSSECโš ๏ธ Not signed
A2a01:4f8:2220:259d::2๐Ÿ‡ฉ๐Ÿ‡ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRserver3.realityhost.be
A138.199.137.35๐Ÿ‡ฉ๐Ÿ‡ช Hetzner138.199.128.0/17 HETZNER-DC

df4.nl

DNSSECโš ๏ธ Not signed
A2a01:4f8:2220:259d::2๐Ÿ‡ฉ๐Ÿ‡ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A138.199.137.35๐Ÿ‡ฉ๐Ÿ‡ช Hetzner138.199.128.0/17 HETZNER-DC
NSns1.realityhost.be โญ
NSns2.realityhost.be
MXmail.df4.nl โญ
TXTv=spf1 a mx ip4:136.144.141.147 -all
SOAns1.realityhost.behostmaster@df4.nl 2026-04-30 #0

MX for

Same first word

Similar names

DNS History

2 records (2 active, 0 former)

A138.199.137.352a01:4f8:2220:259d::2
โ—A138.199.137.352026-06-14 โ†’ 2026-06-16 ยท 2 obs
โ— 2026-06-14 22:45:56
โ— 2026-06-16 10:52:04
โ—A2a01:4f8:2220:259d::22026-06-14 โ†’ 2026-06-16 ยท 2 obs
โ— 2026-06-14 22:45:56
โ— 2026-06-16 10:52:04

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
df4.nlns1.realityhost.be, ns2.realityhost.be-

โœ… Authoritative Response

Server:136.144.141.147

NS records: ns1.realityhost.be, ns2.realityhost.be

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for df4.nl (unsigned zone)

โฑ๏ธ Timing

Total: 2118ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A1138.199.137.35
AAAA12a01:4f8:2220:259d::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.