eintracht.de

Checked 21 October 2026, 22:18 UTC · via 8.8.8.8
!Passed with warnings
24 passed 1 warning 0 failed 4 info

Registration

info

.de country-code

Found

TLD
.de (country-code)
ICANN policies apply
no

Checks

  • 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

Delegation

pass

helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

Found

Parent zone
de
Delegation from
a.nic.de (194.0.0.53)
NS at the parent
helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
NS in the zone
helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
NameserverAddressesNetwork (AS)Glue
helium.ns.hetzner.de193.47.99.5 2001:67c:192c::add:5AS12337 NORIS-NETWORK - noris network AG, DE AS12337 NORIS-NETWORK - noris network AG, DE-
hydrogen.ns.hetzner.com213.133.100.98 2a01:4f8:0:1::add:1098AS24940 HETZNER-AS - Hetzner Online GmbH, DE AS24940 HETZNER-AS - Hetzner Online GmbH, DE-
oxygen.ns.hetzner.com88.198.229.192 2a01:4f8:0:1::add:2992AS24940 HETZNER-AS - Hetzner Online GmbH, DE AS24940 HETZNER-AS - Hetzner Online GmbH, DE-

Checks

  • ✓ 3 nameservers #6
    Delegated to helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com.
  • ✓ 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: AS12337 (NORIS-NETWORK - noris network AG, DE): 2 addresses; AS24940 (HETZNER-AS - Hetzner Online GmbH, DE): 4 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .de.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

pass

6 of 6 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
helium.ns.hetzner.de 193.47.99.5NOERROR, 6 ms, authoritativenoyes / yesrefused-
helium.ns.hetzner.de 2001:67c:192c::add:5NOERROR, 6 ms, authoritativenoyes / yesrefused-
hydrogen.ns.hetzner.com 213.133.100.98NOERROR, 2 ms, authoritativenoyes / yesrefused-
hydrogen.ns.hetzner.com 2a01:4f8:0:1::add:1098NOERROR, 2 ms, authoritativenoyes / yesrefused-
oxygen.ns.hetzner.com 88.198.229.192NOERROR, 2 ms, authoritativenoyes / yesrefused-
oxygen.ns.hetzner.com 2a01:4f8:0:1::add:2992NOERROR, 2 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ 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.
  • ✓ No version disclosed #17
    The nameservers don't reveal their software version.
  • ✓ 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.

SOA

info

serial 2026082700 · primary ns1.first-ns.de.eintracht.de

Found

Primary (MNAME)
ns1.first-ns.de.eintracht.de
Contact (RNAME)
postmaster.robot.first-ns.de.eintracht.de
Serial
2026082700
Refresh / retry
14400 s / 1800 s
Expire
604800 s
Negative TTL
3600 s

Serial per nameserver

NameserverSerial
helium.ns.hetzner.de (193.47.99.5)2026082700
helium.ns.hetzner.de (2001:67c:192c::add:5)2026082700
hydrogen.ns.hetzner.com (213.133.100.98)2026082700
hydrogen.ns.hetzner.com (2a01:4f8:0:1::add:1098)2026082700
oxygen.ns.hetzner.com (88.198.229.192)2026082700
oxygen.ns.hetzner.com (2a01:4f8:0:1::add:2992)2026082700

Checks

  • ✓ Serial 2026082700 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 4h, retry 30m, expire 7d, negative TTL 1h.
  • i
    Hidden master (not resolvable)
    The primary nameserver ns1.first-ns.de.eintracht.de is not listed as a nameserver and does not resolve publicly: a hidden master, or a placeholder name. Some tools (e.g. dynamic updates) use MNAME to find the primary.
    #24
  • ✓ Contact postmaster@robot.first-ns.de.eintracht.de #25
    The SOA RNAME postmaster.robot.first-ns.de.eintracht.de means postmaster@robot.first-ns.de.eintracht.de.
  • ✓ Date-based serial #26
    The serial 2026082700 follows the YYYYMMDDnn convention (2026-08-27).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

info

15 records at the apex

Found

Read from
193.47.99.5:53
TypeValueTTL
SOAns1.first-ns.de.eintracht.de. postmaster.robot.first-ns.de.eintracht.de. 2026082700 14400 1800 604800 36003600
NShelium.ns.hetzner.de.300
NShydrogen.ns.hetzner.com.300
NSoxygen.ns.hetzner.com.300
A104.198.14.52300
MX10 mx-01-eu-central-1.prod.hydra.sophos.com.300
MX20 mx-02-eu-central-1.prod.hydra.sophos.com.300
TXT"v=spf1 mx a include:_spf_eucentral1.prod.hydra.sophos.com ip4:212.83.34.183 ip4:193.158.25.236 ip4:185.248.142.160/28 ip4:193.142.41.80/28 ip4:84.200.56.54 ip4:62.80.101.4 ip4:185.88.215.53 ip4:185.88.215.132 ip4:185.88.215.134 ip4:49.13.25.136"600
TXT"MS=ms29211158"600
TXT"atlassian-domain-verification=GC2NboUBoLVua2yLFmW3ea6TlcyrpzmK4as4BHGQk3mTkwU70BijPaqnPscuEyms"600
TXT"google-site-verification=6Iahclp-nyqkvenQCUCwsOBA_keTJAdZzGd5iK7gy3c"600
TXT"google-site-verification=cvhrzb4ul6U4YDA-o87cIA8vbSOV0VqKwBJEu955GWk"600
TXT"google-site-verification=goYS79_T2hyRT7N8yMsNTv08WtgKLo8ACyFdmwyJZfE"600
TXT"sophos-domain-verification=55a6fed93e203fe87f2d71d6814090f815bb3805"600
TXT"sophos-domain-verification=62c6455b53e8e792a00c430b8d9f042b091fe36a0c67cc3afad29d784a01ea3e"600

Checks

  • ✓ TTLs within range #32
    TTLs: A 5m, MX 5m, NS 5m. The NS TTL at the parent is 1d and in the zone 5m; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • i
    No CAA records
    Without CAA records any certificate authority may issue certificates for this domain. A CAA record limits issuance to the CAs you use.
    #35