`mx03.ba-lu.eu`

DNSSEC	⚠️ Not signed
A	2a01:4f8:c013:39fd::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`mx03.ba-lu.eu`
A	91.107.220.217^{🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC}
TXT	`v=spf1 ip4:91.107.220.217 ip6:2a01:4f8:c013:39fd::1 ~all`

`ba-lu.eu`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::ac43:9ff1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:3262^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.98^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.241^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eloise.ns.cloudflare.com` ⭐
NS	`valentin.ns.cloudflare.com`
MX	`mx03.ba-lu.eu` ⭐
MX	`mx04.ba-lu.eu`⁽⁶⁰⁾
TXT	`v=spf1 include:_spf.ba-lu.at ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.98, 172.67.159.241
		IPv6 hints	2606:4700:3031::ac43:9ff1, 2606:4700:3033::6815:3262
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOA	`eloise.ns.cloudflare.com`dns@cloudflare.com serial=2408840836

PTR for

217.220.107.91.in-addr.arpa

1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.d.f.9.3.3.1.0.c.8.f.4.0.1.0.a.2.ip6.arpa

MX for

ba-lu.net

ktvgm.at

ba-lu.at

ba-lu.eu

eimex.at

Same first word

mx03.kinghost.net

mx03.org

mx03.com

mx03.ru

Similar names

mx30.dk

mx30.com

m30x.com

mx30.net

30xm.com

mx30.de

30mx.com

03xm.com

xm30.com

x3m0.com

xm03.com

DNS History

2 records (2 active, 0 former)

●A2a01:4f8:c013:39fd::12026-02-20 → 2026-07-14 · 2 obs

● 2026-02-20 07:06:40
● 2026-07-14 17:36:10

●A91.107.220.2172026-02-20 → 2026-07-14 · 2 obs

● 2026-02-20 07:06:40
● 2026-07-14 17:36:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
ba-lu.eu	eloise.ns.cloudflare.com, valentin.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.206

NS records: eloise.ns.cloudflare.com, valentin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.107.220.217`
AAAA	1	`2a01:4f8:c013:39fd::1`
TXT	1	`v=spf1 ip4:91.107.220.217 ip6:2a01:4f8:c`

Analysis

Mail Server Role

mx03.ba-lu.eu serves as a mail server for ba-lu.net, ktvgm.at, ba-lu.at and two other domains.

The mail servers mx04.ba-lu.eu and mx02.ba-lu.eu are often used together with mx03.ba-lu.eu.

IP Addresses

mx03.ba-lu.eu resolves to the IP addresses 91.107.220.217 and 2a01:4f8:c013:39fd::1

mx03.ba-lu.eu - robtex.com

mx03.ba-lu.eu

ba-lu.eu