Domain report: hochschulstart.de

Registration

info

.de country-code

i

.de is a country-code TLD (ccTLD)

Country-code TLD: governed by its local registry under national policy, not by an ICANN contract. Registrar accreditation, dispute resolution and RDAP/WHOIS rules are set by the registry.

#1
✓ TLD delegated and signed #2

.de is delegated in the root zone and DNSSEC-signed.
i

Registration data not available

No registration data via RDAP: the registry of .de offers no RDAP service. Many ccTLD registries don't offer RDAP; check the registry's WHOIS instead.

#3

pass

dns1.lrz.de, dns2.lrz.bayern, dns3.lrz.eu

Nameserver	Addresses	Network (AS)	Glue
dns1.lrz.de	129.187.19.183 2001:4ca0:0:100:0:53:1:1	AS12816 MWN-AS - Leibniz-Rechenzentrum, DE AS12816 MWN-AS - Leibniz-Rechenzentrum, DE	129.187.19.183 2001:4ca0:0:100:0:53:1:1
dns2.lrz.bayern	141.40.9.211 2001:4ca0:0:100:0:53:1:2	AS12816 MWN-AS - Leibniz-Rechenzentrum, DE AS12816 MWN-AS - Leibniz-Rechenzentrum, DE	-
dns3.lrz.eu	78.128.211.180 2001:718:1:1f:50:56ff:feee:180	AS2852 CESNET2 - CESNET z.s.p.o., CZ AS2852 CESNET2 - CESNET z.s.p.o., CZ	-

✓ 3 nameservers #6

Delegated to dns1.lrz.de, dns2.lrz.bayern, dns3.lrz.eu.
✓ Parent and zone agree #7

The parent delegation and the zone's NS records list the same nameservers.
✓ No glue needed #8

All nameservers are outside the zone, so no glue records are needed.
✓ All names resolve #9

Every nameserver name has an address and is not an alias.
✓ Nameservers in different networks #10

The nameservers are spread over 3 IPv4 /24s and 2 IPv6 /48s.
✓ 2 autonomous systems #11

The nameservers are spread over: AS12816 (MWN-AS - Leibniz-Rechenzentrum, DE): 4 addresses; AS2852 (CESNET2 - CESNET z.s.p.o., CZ): 2 addresses.
✓ Nameserver names under 3 TLDs #12

Nameserver names use the TLDs .bayern, .de, .eu.
✓ All reachable over IPv6 #13

Every nameserver has an IPv6 address.

warn

6 of 6 addresses answer authoritatively

Nameserver	Answer	Recursion	TCP / EDNS	AXFR	Version
dns1.lrz.de 129.187.19.183	NOERROR, 12 ms, authoritative	no	yes / yes	refused	9.20.29-1~deb13u1-Debian
dns1.lrz.de 2001:4ca0:0:100:0:53:1:1	NOERROR, 12 ms, authoritative	no	yes / yes	refused	9.20.29-1~deb13u1-Debian
dns2.lrz.bayern 141.40.9.211	NOERROR, 12 ms, authoritative	no	yes / yes	refused	9.20.29-1~deb13u1-Debian
dns2.lrz.bayern 2001:4ca0:0:100:0:53:1:2	NOERROR, 12 ms, authoritative	no	yes / yes	refused	9.20.29-1~deb13u1-Debian
dns3.lrz.eu 78.128.211.180	NOERROR, 8 ms, authoritative	no	yes / yes	refused	9.18.49-1~deb12u2-Debian
dns3.lrz.eu 2001:718:1:1f:50:56ff:feee:180	NOERROR, 8 ms, authoritative	no	yes / yes	refused	9.18.49-1~deb12u2-Debian

✓ All respond #14

All 6 nameserver addresses answered.
✓ All authoritative #15

Every responding nameserver answers authoritatively for the zone.
✓ No recursion #16

The nameservers do not answer recursive queries for other domains.
!

Software version disclosed

These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: dns1.lrz.de: "9.20.29-1~deb13u1-Debian"; dns2.lrz.bayern: "9.20.29-1~deb13u1-Debian"; dns3.lrz.eu: "9.18.49-1~deb12u2-Debian". Hide or replace the version string.

#17
✓ Zone transfers refused #18

No nameserver allows a zone transfer to the public.
✓ TCP supported #19

All nameservers answer over TCP.
✓ EDNS supported #20

All nameservers support EDNS(0).
✓ Public addresses #21

All nameserver addresses are publicly routable.

pass

serial 2026090909 · primary dns1.lrz.de

✓ Serial 2026090909 everywhere #22

All nameservers serve the same version of the zone.
✓ Timers within recommendations #23

SOA refresh 3h, retry 1h, expire 21d, negative TTL 1d.
✓ Primary is a public nameserver #24

The primary nameserver dns1.lrz.de is one of the listed nameservers.
✓ Contact hostmaster@lrz.de #25

The SOA RNAME hostmaster.lrz.de means hostmaster@lrz.de.
✓ Date-based serial #26

The serial 2026090909 follows the YYYYMMDDnn convention (2026-09-09).

warn

Not signed

info

21 records at the apex

Type	Value	TTL
SOA	dns1.lrz.de. hostmaster.lrz.de. 2026090909 10800 3600 1814400 86400	86400
NS	dns2.lrz.bayern.	86400
NS	dns1.lrz.de.	86400
NS	dns3.lrz.eu.	86400
A	178.16.58.189	86400
AAAA	2a03:2a00:1400:0:1::4094	86400
MX	10 spamfilter.hochschulstart.de.	600
TXT	"MS=0BD603F7B3D26FE8649A579EF10B2A89CEE95724"	3600
TXT	"ZOOM_verify_nXN3A7v8lQ9Eb6nTaU2DoQ"	3600
TXT	"google-site-verification=7cqirj_ZpYcecdm_DGJbfBlOXJ2y089sZBDLW9mpEAg"	3600
TXT	"202108050036045uyjgyfzytstgb6pgpj5cgucn4qj2me0rr4cc9wl8nf7vtnv5a"	3600
TXT	"v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCog9ly+55FxpTLz3Il3hP+LbXjReno8VcJ+bU15uSCRCubwHMiD7KsGv86j5SEMAF+szpvjrACmt1smJrRGtjMu3wuAwoKB0oFEER8kQFZEMFp53tDJVvwY06GeN4XqdXoq7zoMyJjZALIaNg3S1hif7L51JK7cLPbsVpyW7RbHQIDAQAB"	3600
TXT	"D-TRUST=WVLMG54AR3RZ5FZ9FYLU3PW"	3600
TXT	"HARICA-aGDIF3tW8ZBo34IcA1N"	3600
TXT	"MS=ms16789936"	3600
TXT	"Harica=HARICA-RASXehCT3AQgo0efmAR"	3600
TXT	"D-TRUST=J3CHJDVWNVZCLI985K55TMG"	3600
TXT	"apple-domain-verification=g358KlJDW6whxcPW"	3600
TXT	"HARICA-yW7DgNdwtYUNMmWi4U0"	3600
TXT	"HARICA-3N49fjsa7Fnft6OfFqa"	3600
TXT	"v=spf1 a mx a:postbulk1.mail.lrz.de a:postbulk2.mail.lrz.de a:mailout1.lrz.de a:mailout2.lrz.de a:de.websitepulse.net a:mh.websitepulse.net include:spf.crsend.com include:agenturserver.de ~all"	3600