l-bank.de

Checked 21 October 2026, 23:11 UTC · via 8.8.8.8
✗Problems found
20 passed 3 warnings 1 failed 5 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

warn

ns1.l-bank.de, ns1.telemaxx.net

Found

Parent zone
de
Delegation from
a.nic.de (194.0.0.53)
NS at the parent
ns1.l-bank.de, ns1.telemaxx.net
NS in the zone
ns02.telemaxx.net, ns03.telemaxx.net, ns04.telemaxx.org, ns1.l-bank.de
NameserverAddressesNetwork (AS)Glue
ns02.telemaxx.net (zone only)217.160.81.161 2001:8d8:fe:53:217:160:81:161AS8560 IONOS-AS - IONOS SE, DE AS8560 IONOS-AS - IONOS SE, DE-
ns03.telemaxx.net (zone only)185.132.35.161 2607:f1c0:fe:53:185:132:35:161AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB-
ns04.telemaxx.org (zone only)185.132.34.161 2607:f1c0:fe:53:185:132:34:161AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB-
ns1.l-bank.de193.22.0.33AS29682 LBANK-DE-KA-AS - Landeskreditbank Baden-Wuerttemberg - Foerderbank, DE193.22.0.33
ns1.telemaxx.net (parent only)213.144.0.10 2a02:788:0:2::2AS12843 TELEMAXX - TelemaxX Telekommunikation GmbH, DE AS12843 TELEMAXX - TelemaxX Telekommunikation GmbH, DE-

Checks

  • i
    2 nameservers
    Two nameservers meet the minimum; RFC 2182 recommends three or more for important zones: ns1.l-bank.de, ns1.telemaxx.net.
    #6
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only at the parent: ns1.telemaxx.net; only in the zone: ns02.telemaxx.net, ns03.telemaxx.net, ns04.telemaxx.org. ns02.telemaxx.net, ns03.telemaxx.net, ns04.telemaxx.org, ns1.l-bank.de report NS ns02.telemaxx.net ns03.telemaxx.net ns04.telemaxx.org ns1.l-bank.de.
    #7
  • ✓ Glue present and correct #8
    Glue is published for the nameservers inside the zone: ns1.l-bank.de.
  • ✓ 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 3 IPv6 /48s.
  • ✓ 4 autonomous systems #11
    The nameservers are spread over: AS12843 (TELEMAXX - TelemaxX Telekommunikation GmbH, DE): 2 addresses; AS15418 (IONOS-ANYCAST - Fasthosts Internet Limited, GB): 4 addresses; AS29682 (LBANK-DE-KA-AS - Landeskreditbank Baden-Wuerttemberg - Foerderbank, DE): 1 address; AS8560 (IONOS-AS - IONOS SE, DE): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .de, .net.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: ns1.l-bank.de.
    #13

Nameservers

fail

7 of 9 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns02.telemaxx.net 217.160.81.161NOERROR, 9 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns02.telemaxx.net 2001:8d8:fe:53:217:160:81:161NOERROR, 9 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns03.telemaxx.net 185.132.35.161NOERROR, 3 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns03.telemaxx.net 2607:f1c0:fe:53:185:132:35:161NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns04.telemaxx.org 185.132.34.161NOERROR, 3 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns04.telemaxx.org 2607:f1c0:fe:53:185:132:34:161NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1.l-bank.de 193.22.0.33NOERROR, 8 ms, authoritativenoyes / yesrefused9.16.23-RH
ns1.telemaxx.net 213.144.0.10no responsenono / no--
ns1.telemaxx.net 2a02:788:0:2::2no responsenono / no--

Checks

  • ✗
    Nameservers not responding
    These addresses did not answer, so resolvers waste time on timeouts: ns1.telemaxx.net (213.144.0.10): read udp 46.225.38.91:49137->213.144.0.10:53: i/o timeout; ns1.telemaxx.net (2a02:788:0:2::2): read udp [2a01:4f8:1c1c:eebf::1]:41075->[2a02:788:0:2::2]:53: i/o timeout.
    #14
  • ✓ 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: ns1.l-bank.de: "9.16.23-RH". 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.

SOA

pass

serial 2026101901 · primary ns1.l-bank.de

Found

Primary (MNAME)
ns1.l-bank.de
Contact (RNAME)
info.l-bank.de
Serial
2026101901
Refresh / retry
86400 s / 3600 s
Expire
604800 s
Negative TTL
10800 s

Serial per nameserver

NameserverSerial
ns02.telemaxx.net (217.160.81.161)2026101901
ns02.telemaxx.net (2001:8d8:fe:53:217:160:81:161)2026101901
ns03.telemaxx.net (185.132.35.161)2026101901
ns03.telemaxx.net (2607:f1c0:fe:53:185:132:35:161)2026101901
ns04.telemaxx.org (185.132.34.161)2026101901
ns04.telemaxx.org (2607:f1c0:fe:53:185:132:34:161)2026101901
ns1.l-bank.de (193.22.0.33)2026101901

Checks

  • ✓ Serial 2026101901 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 1d, retry 1h, expire 7d, negative TTL 3h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.l-bank.de is one of the listed nameservers.
  • ✓ Contact info@l-bank.de #25
    The SOA RNAME info.l-bank.de means info@l-bank.de.
  • ✓ Date-based serial #26
    The serial 2026101901 follows the YYYYMMDDnn convention (2026-10-19).

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

23 records at the apex

Found

Read from
217.160.81.161:53
TypeValueTTL
SOAns1.l-bank.de. info.l-bank.de. 2026101901 86400 3600 604800 1080086400
NSns1.l-bank.de.86400
NSns02.telemaxx.net.86400
NSns03.telemaxx.net.86400
NSns04.telemaxx.org.86400
A193.22.0.7186400
MX100 mail.l-bank.de.86400
TXT"v=spf1 mx ip4:194.30.185.104 ip4:193.22.0.36 ip4:193.22.0.14 ip4:159.122.87.52 include:spfa.myconvento.com " "include:spf.crsend.com ip4:178.77.111.91 ip6:2a01:488:42:1000:b24d:6f5b:: include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr " "include:spf.protection.outlook.com include:spf.imc-hosting.com -all"3600
TXT"miro-verification=c9e5669314e5e24d846669bf8dc145407b436ae7"3600
TXT"MS=BBA85A61AE18510A7E5A98FBD478DEEDC040746B"3600
TXT"cisco-ci-domain-verification=52d1c578beb9fee9dd49648581e289688e9b9d1122ae52d1d2822050c4f86139"3600
TXT"apple-domain-verification=mRyWa3QSj8VmVtxD"3600
TXT"pinterest-site-verification=a9a9688a9d82a8db9561792a5376a531"3600
TXT"google-site-verification=3AvYNGFwJX8wYLtq2kkvbgcmAs-ikmSo7LTJA_qIFYg"3600
TXT"igel-cloud-gateway=https://icg.l-bank.de:8443/usg/endpoint"3600
TXT"_telesec-domain-validation=354359_2026-03-09_HXmLU1FQ0RoaYvgriYALJqwwVc0yyvs65XiiBLZcfzixZD1t0g"3600
TXT"google-site-verification=TbcgB8wan8Y8CspUQI0r00-GWaiacfi_QOJkAqndG1I"3600
TXT"atlassian-domain-verification=zga2QlHxqPDNCnaNiI6PPlBsEJfY2fIydzvaUKODirN7e/PBCtQFa8H1oqGK0KMZ"3600
TXT"atlassian-sending-domain-verification=af03a131-643a-4932-868b-c71a950406cd"3600
TXT"_telesec-domain-validation=363699_2026-09-16_drNusymfFvoIAMSFqxRgq86JoZ1buOqvHjUWf5Z3EJBrfWDGTy"3600
TXT"_github-challenge-l-bank-ent=355155d87d"3600
TXT"_github-challenge-l-bank-ent.l.bank.de=355155d87d"3600
TXT"EivktAdWNc7cR7p07YP736wbhg6w3lowNvqdXcbJSVn+/yAgQYojM+QInqfY+VHy4CU0lQbh/LN0l4qKhmXbyA=="3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 1d, MX 1d, NS 1d.
  • ✓ 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