marktstammdatenregister.de

Checked 21 October 2026, 23:21 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

info

dns1.bundesnetzagentur.de, dns1.dataforest.net, dns2.bundesnetzagentur.de, ns03.versatel.de

Found

Parent zone
de
Delegation from
a.nic.de (194.0.0.53)
NS at the parent
dns1.bundesnetzagentur.de, dns1.dataforest.net, dns2.bundesnetzagentur.de, ns03.versatel.de
NS in the zone
dns1.bundesnetzagentur.de, dns1.dataforest.net, dns2.bundesnetzagentur.de, ns03.versatel.de
NameserverAddressesNetwork (AS)Glue
dns1.bundesnetzagentur.de194.156.223.11AS8881 VERSATEL - 1&1 Versatel GmbH, DE194.156.223.11
dns1.dataforest.net176.96.136.34 2a0d:5940:68::100AS58212 DATAFOREST - dataforest GmbH, DE AS58212 DATAFOREST - dataforest GmbH, DE-
dns2.bundesnetzagentur.de194.156.223.13AS8881 VERSATEL - 1&1 Versatel GmbH, DE194.156.223.13
ns03.versatel.de193.219.15.17AS8881 VERSATEL - 1&1 Versatel GmbH, DE193.219.15.17

Checks

  • ✓ 4 nameservers #6
    Delegated to dns1.bundesnetzagentur.de, dns1.dataforest.net, dns2.bundesnetzagentur.de, ns03.versatel.de.
  • ✓ 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 1 IPv6 /48.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS58212 (DATAFOREST - dataforest GmbH, DE): 2 addresses; AS8881 (VERSATEL - 1&1 Versatel GmbH, DE): 3 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .de, .net.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: dns1.bundesnetzagentur.de, dns2.bundesnetzagentur.de, ns03.versatel.de.
    #13

Nameservers

info

5 of 5 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dns1.bundesnetzagentur.de 194.156.223.11NOERROR, 5 ms, authoritativenoyes / yesrefused-
dns1.dataforest.net 176.96.136.34NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
dns1.dataforest.net 2a0d:5940:68::100NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
dns2.bundesnetzagentur.de 194.156.223.13NOERROR, 5 ms, authoritativenoyes / yesrefused-
ns03.versatel.de 193.219.15.17NOERROR, 11 ms, authoritativenoyes / yesrefusedNo version info available (refused).

Checks

  • ✓ All respond #14
    All 5 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.
  • i
    Identifying string disclosed
    These nameservers answer version queries with a string that is not a version number: dns1.dataforest.net: "Served by PowerDNS - https://www.powerdns.com/"; ns03.versatel.de: "No version info available (refused).".
    #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.

SOA

pass

serial 2026092901 · primary dns1.bundesnetzagentur.de

Found

Primary (MNAME)
dns1.bundesnetzagentur.de
Contact (RNAME)
hostmaster.bnetza.de
Serial
2026092901
Refresh / retry
7200 s / 900 s
Expire
1209600 s
Negative TTL
3600 s

Serial per nameserver

NameserverSerial
dns1.bundesnetzagentur.de (194.156.223.11)2026092901
dns1.dataforest.net (176.96.136.34)2026092901
dns1.dataforest.net (2a0d:5940:68::100)2026092901
dns2.bundesnetzagentur.de (194.156.223.13)2026092901
ns03.versatel.de (193.219.15.17)2026092901

Checks

  • ✓ Serial 2026092901 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 2h, retry 15m, expire 14d, negative TTL 1h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver dns1.bundesnetzagentur.de is one of the listed nameservers.
  • ✓ Contact hostmaster@bnetza.de #25
    The SOA RNAME hostmaster.bnetza.de means hostmaster@bnetza.de.
  • ✓ Date-based serial #26
    The serial 2026092901 follows the YYYYMMDDnn convention (2026-09-29).

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

pass

14 records at the apex

Found

Read from
194.156.223.11:53
TypeValueTTL
SOAdns1.bundesnetzagentur.de. hostmaster.bnetza.de. 2026092901 7200 900 1209600 36003600
NSdns1.dataforest.net.3600
NSdns2.bundesnetzagentur.de.3600
NSdns1.bundesnetzagentur.de.3600
NSns03.versatel.de.3600
A95.130.1.673600
MX20 mail03.regiocom.net.3600
MX10 mail04.regiocom.net.3600
TXT"v=spf1 " "include:spf.regiocom.net " "ip4:194.156.223.25 " "ip4:194.156.223.27 " "-all"3600
TXT"D-TRUST=QD337AL845HU5I5XHBGDOKX"3600
CAA0 issue "letsencrypt.org"3600
CAA0 issue "dtrust.de"3600
CAA0 issue "d-trust.net"3600
CAA0 issue "d-trust.de"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 1h, MX 1h, NS 1h. The NS TTL at the parent is 1d and in the zone 1h; 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.
  • ✓ CAA restricts issuance #35
    Certificates may be issued by: letsencrypt.org, dtrust.de, d-trust.net, d-trust.de.