proxyfw.dfgb.de - robtex.com

proxyfw.dfgb.de

DNSSEC⚠️ Not signed
A2a04:6c0:4:10::71🇩🇪 UNSPECIFIED2a04:6c0::/29 one4vision
A217.6.79.13🇩🇪 DTAG217.0.0.0/13 Deutsche Telekom AG, Internet service provider
MXmx.dfgb.de ⭐
MXmx03.dfgb.de(20)
A217.6.79.21🇩🇪 DTAG217.0.0.0/13 Deutsche Telekom AG, Internet service provider
PTRmx03.dfgb.de

dfgb.de

DNSSEC⚠️ Not signed
A2a04:6c0:4:101::1🇩🇪 UNSPECIFIED2a04:6c0::/29 one4vision
A212.82.32.47🇩🇪 UNSPECIFIED212.82.32.0/21
NSns1081.ui-dns.de ⭐
NSns1090.ui-dns.biz
NSns1096.ui-dns.org
NSns1098.ui-dns.com
MXmx01.hornetsecurity.com ⭐
MXmx02.hornetsecurity.com(20)
MXmx03.hornetsecurity.com(30)
MXmx04.hornetsecurity.com(40)
TXTv=spf1 ip4:217.6.79.21 ip4:217.6.79.161 include:spf.hornetsecurity.com ~all
SOAns1081.ui-dns.dehostmaster@1and1.com 2017-02-07 #58

Previously MX for

dfgb.de
df-perforation.fr
df-lochbleche.de
bg.dfbulgaria.bg
preziehs.de
dfbulgaria.bg

DNS History

4 records (4 active, 0 former)

201020122014201620182020202220242026MXmx.dfgb.demx03.dfgb.deA217.6.79.132a04:6c0:4:10::71
●MXmx.dfgb.de2026-03-12 → 2026-03-28 · 2 obs
● 2026-03-12 21:07:38
● 2026-03-28 18:12:50
●MXmx03.dfgb.de2026-03-12 → 2026-03-28 · 2 obs
● 2026-03-12 21:07:38
● 2026-03-28 18:12:50
●A217.6.79.132009-01-12 → 2026-03-28 · 2 obs
● 2009-01-12 12:18:42
● 2026-03-28 18:12:50
●A2a04:6c0:4:10::712026-03-12 → 2026-03-28 · 3 obs
○ 2009-01-12 12:18:42
● 2026-03-12 21:07:38
● 2026-03-28 18:12:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
dfgb.dens1081.ui-dns.de, ns1096.ui-dns.org, ns1090.ui-dns.biz, ns1098.ui-dns.com-

✅ Authoritative Response

Server:217.160.80.81

NS records: ns1081.ui-dns.de, ns1096.ui-dns.org, ns1090.ui-dns.biz, ns1098.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dfgb.de (unsigned zone)

⏱️ Timing

Total: 702ms | Queries: -

📄 Records

TypeCountSample Data
A1217.6.79.13
AAAA12a04:6c0:4:10::71
MX2mx.dfgb.de (pri: 20), mx03.dfgb.de (pri: 5)

Analysis

IP Addresses

proxyfw.dfgb.de points to two IP numbers: 2a04:6c0:4:10::71 and 217.6.79.13.

Other host names, for instance preziehs.com, share IP numbers with proxyfw.dfgb.de.

Mail Servers

proxyfw.dfgb.de is handled by two mail servers: mx03.dfgb.de and mx.dfgb.de.

proxyfw.dfgb.de uses the same mail server setup as other domains, such as mx03.dfgb.de.

proxyfw.dfgb.de shares at least some mail servers with other domains, for instance df-lochbleche.ch, df-lochbleche.at, dfbulgaria.de and df-perforatedsheets.com.

these mail servers are commonly used with mx00.kundenserver.de, mx01.kundenserver.de and mx01.schlund.de.

Host names with a single IP address map to 217.6.79.21 and the host name mx03.dfgb.de points to 217.6.79.21.