vda.de

Checked 22 October 2026, 00:50 UTC · via 8.8.8.8
!Passed with warnings
25 passed 1 warning 0 failed 3 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

a.dns.lynet.com, a.dns.lynet.eu, b.dns.lynet.com, b.dns.lynet.eu, c.dns.lynet.com

Found

Parent zone
de
Delegation from
a.nic.de (194.0.0.53)
NS at the parent
a.dns.lynet.com, a.dns.lynet.eu, b.dns.lynet.com, b.dns.lynet.eu, c.dns.lynet.com
NS in the zone
a.dns.lynet.com, a.dns.lynet.eu, b.dns.lynet.com, b.dns.lynet.eu, c.dns.lynet.com
NameserverAddressesNetwork (AS)Glue
a.dns.lynet.com46.224.43.199 2a01:4f8:c013:1a53::1AS24940 HETZNER-AS - Hetzner Online GmbH, DE AS24940 HETZNER-AS - Hetzner Online GmbH, DE-
a.dns.lynet.eu217.154.144.27 2a01:239:442:c00::1AS8560 IONOS-AS - IONOS SE, DE AS6724 STRATO - Strato GmbH, DE-
b.dns.lynet.com51.38.34.193 2001:41d0:305:2100::8754AS16276 OVH - OVH SAS, FR AS16276 OVH - OVH SAS, FR-
b.dns.lynet.eu46.62.225.44 2a01:4f9:c013:e759::1AS24940 HETZNER-AS - Hetzner Online GmbH, DE AS24940 HETZNER-AS - Hetzner Online GmbH, DE-
c.dns.lynet.com152.53.34.160 2a0a:4cc0:100:87d::1AS197540 netcup-AS - netcup GmbH, DE AS197540 netcup-AS - netcup GmbH, DE-

Checks

  • ✓ 5 nameservers #6
    Delegated to a.dns.lynet.com, a.dns.lynet.eu, b.dns.lynet.com, b.dns.lynet.eu, c.dns.lynet.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 5 IPv4 /24s and 5 IPv6 /48s.
  • ✓ 5 autonomous systems #11
    The nameservers are spread over: AS16276 (OVH - OVH SAS, FR): 2 addresses; AS197540 (netcup-AS - netcup GmbH, DE): 2 addresses; AS24940 (HETZNER-AS - Hetzner Online GmbH, DE): 4 addresses; AS6724 (STRATO - Strato GmbH, DE): 1 address; AS8560 (IONOS-AS - IONOS SE, DE): 1 address.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .eu.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

pass

10 of 10 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
a.dns.lynet.com 46.224.43.199NOERROR, 4 ms, authoritativenoyes / yesrefused-
a.dns.lynet.com 2a01:4f8:c013:1a53::1NOERROR, 4 ms, authoritativenoyes / yesrefused-
a.dns.lynet.eu 217.154.144.27NOERROR, 13 ms, authoritativenoyes / yesrefused-
a.dns.lynet.eu 2a01:239:442:c00::1NOERROR, 13 ms, authoritativenoyes / yesrefused-
b.dns.lynet.com 51.38.34.193NOERROR, 16 ms, authoritativenoyes / yesrefused-
b.dns.lynet.com 2001:41d0:305:2100::8754NOERROR, 16 ms, authoritativenoyes / yesrefused-
b.dns.lynet.eu 46.62.225.44NOERROR, 24 ms, authoritativenoyes / yesrefused-
b.dns.lynet.eu 2a01:4f9:c013:e759::1NOERROR, 24 ms, authoritativenoyes / yesrefused-
c.dns.lynet.com 152.53.34.160NOERROR, 9 ms, authoritativenoyes / yesrefused-
c.dns.lynet.com 2a0a:4cc0:100:87d::1NOERROR, 10 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ All respond #14
    All 10 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

pass

serial 2026000006 · primary a.dns.lynet.com

Found

Primary (MNAME)
a.dns.lynet.com
Contact (RNAME)
hosting-luebeck.convotis.com
Serial
2026000006
Refresh / retry
14400 s / 3600 s
Expire
2419200 s
Negative TTL
900 s

Serial per nameserver

NameserverSerial
a.dns.lynet.com (46.224.43.199)2026000006
a.dns.lynet.com (2a01:4f8:c013:1a53::1)2026000006
a.dns.lynet.eu (217.154.144.27)2026000006
a.dns.lynet.eu (2a01:239:442:c00::1)2026000006
b.dns.lynet.com (51.38.34.193)2026000006
b.dns.lynet.com (2001:41d0:305:2100::8754)2026000006
b.dns.lynet.eu (46.62.225.44)2026000006
b.dns.lynet.eu (2a01:4f9:c013:e759::1)2026000006
c.dns.lynet.com (152.53.34.160)2026000006
c.dns.lynet.com (2a0a:4cc0:100:87d::1)2026000006

Checks

  • ✓ Serial 2026000006 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 4h, retry 1h, expire 28d, negative TTL 15m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver a.dns.lynet.com is one of the listed nameservers.
  • ✓ Contact hosting-luebeck@convotis.com #25
    The SOA RNAME hosting-luebeck.convotis.com means hosting-luebeck@convotis.com.
  • ✓ Timestamp serial #26
    The serial 2026000006 is a Unix timestamp (2034-03-15 01:46 UTC).

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

20 records at the apex

Found

Read from
46.224.43.199:53
TypeValueTTL
SOAa.dns.lynet.com. hosting-luebeck.convotis.com. 2026000006 14400 3600 2419200 90014400
NSb.dns.lynet.com.14400
NSc.dns.lynet.com.14400
NSa.dns.lynet.eu.14400
NSa.dns.lynet.com.14400
NSb.dns.lynet.eu.14400
A168.119.241.13314400
MX0 vda-de.mail.protection.outlook.com.14400
TXT"atlassian-sending-domain-verification=b3a7009e-9bf8-43b6-9809-ccebe23047ea"14400
TXT"Pm6jR0y5LrVV6TlSt0osPpOg+3R95KfQBrpPc6k3aBJ8ui4JA3r8WuHewgl5HQBL8dCZqsQVIiKNh9b67DR+Pg=="14400
TXT"atlassian-domain-verification=6GGKe0T2gWlr0yZas3T/SqVvGHTaRljC8ZW0Kfni15LLN1H0gdihVxrafyF3U0aK"14400
TXT"v=spf1 ip4:138.201.152.130 ip4:142.132.189.166 include:spf.crsend.com include:spf.mailjet.com include:spf-ip.checkinserver.com include:_spf.atlassian.net include:spf.protection.outlook.com include:spf.vda-de.cloud.nospamproxy.com include:_spf.proxy.cloud." "nospamproxy.com -all"14400
TXT"_3gvf0smot0e68xctp7toqficpbrxpfj"14400
TXT"_hzu0t7wua63yhahi1tgkugfa2r7f5p5"14400
TXT"25reports=fb4cf8a97f7575fcf7a1f403"14400
TXT"brevo-code:e1deb023d7a9716eb43f2f20ba0d9ed1"14400
TXT"pZslu9p+zgVcrWEM4jeITyf/QsX7pFI9owMkl7G5TYY="14400
TXT"globalsign-domain-verification=3C2BEE3C35786B5F711FE590D1EB413A"14400
TXT"globalsign-domain-verification=F81C40B0500ECFD6BD4377A71D0E18CA"14400
TXT"google-site-verification=h5UMcueNy6Mq3l86SXIXIjDBnjz55_R1b2CkapZ_H_8"14400

Checks

  • ✓ TTLs within range #32
    TTLs: A 4h, MX 4h, NS 4h. The NS TTL at the parent is 1d and in the zone 4h; 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