usercentrics.com

Checked 22 October 2026, 11:20 UTC · via 8.8.8.8
!Passed with warnings
23 passed 2 warnings 0 failed 6 info

Registration

info

.com generic · IONOS SE · expires 2027-08-05

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
IONOS SE
Registered
5 August 2013
Last changed
6 August 2026
Expires
5 August 2027
Status
active
Registry nameservers
ns1018.ui-dns.de, ns1093.ui-dns.com, ns1108.ui-dns.org, ns1112.ui-dns.biz
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2027-08-05 #3
    The registration is valid until 2027-08-05 (287 days).
  • i
    No transfer lock
    The domain has no transfer lock (status: active). A registrar lock protects against unauthorized transfers.
    #4
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

warn

ns1018.ui-dns.de, ns1093.ui-dns.com, ns1108.ui-dns.org, ns1112.ui-dns.biz

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
ns1018.ui-dns.de, ns1093.ui-dns.com, ns1108.ui-dns.org, ns1112.ui-dns.biz
NS in the zone
ns1018.ui-dns.de, ns1093.ui-dns.com, ns1108.ui-dns.org, ns1112.ui-dns.biz
NameserverAddressesNetwork (AS)Glue
ns1018.ui-dns.de185.132.32.18 2607:f1c0:fe:53:185:132:32:18AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB-
ns1093.ui-dns.com185.132.34.93 2607:f1c0:fe:53:185:132:34:93AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB2001:8d8:fe:53:0:d9a0:525d:100 217.160.82.93
ns1108.ui-dns.org185.132.35.108 2607:f1c0:fe:53:185:132:35:108AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB-
ns1112.ui-dns.biz185.132.33.112 2607:f1c0:fe:53:185:132:33:112AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB AS15418 IONOS-ANYCAST - Fasthosts Internet Limited, GB-

Checks

  • ✓ 4 nameservers #6
    Delegated to ns1018.ui-dns.de, ns1093.ui-dns.com, ns1108.ui-dns.org, ns1112.ui-dns.biz.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • !
    Glue differs from the zone
    The addresses at the parent (glue) differ from the addresses in the zone: ns1093.ui-dns.com (glue 2001:8d8:fe:53:0:d9a0:525d:100, 217.160.82.93, zone 185.132.34.93, 2607:f1c0:fe:53:185:132:34:93). Update the glue at your registrar.
    #8
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • i
    One address family in one network
    all IPv6 addresses are in 2607:f1c0:fe::/48, while the other address family is spread over several networks.
    #10
  • i
    All nameservers in one AS
    All nameserver addresses are announced by one network operator (AS15418 (IONOS-ANYCAST - Fasthosts Internet Limited, GB): 8 addresses). An outage or attack on that network affects all nameservers; large anycast providers mitigate this, but a secondary DNS provider adds independence.
    #11
  • ✓ Nameserver names under 4 TLDs #12
    Nameserver names use the TLDs .biz, .com, .de, .org.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

8 of 8 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns1018.ui-dns.de 185.132.32.18NOERROR, 3 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1018.ui-dns.de 2607:f1c0:fe:53:185:132:32:18NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1093.ui-dns.com 185.132.34.93NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1093.ui-dns.com 2607:f1c0:fe:53:185:132:34:93NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1108.ui-dns.org 185.132.35.108NOERROR, 5 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1108.ui-dns.org 2607:f1c0:fe:53:185:132:35:108NOERROR, 5 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1112.ui-dns.biz 185.132.33.112NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/
ns1112.ui-dns.biz 2607:f1c0:fe:53:185:132:33:112NOERROR, 4 ms, authoritativenoyes / yesrefusedServed by PowerDNS - https://www.powerdns.com/

Checks

  • ✓ All respond #14
    All 8 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: ns1018.ui-dns.de: "Served by PowerDNS - https://www.powerdns.com/"; ns1093.ui-dns.com: "Served by PowerDNS - https://www.powerdns.com/"; ns1108.ui-dns.org: "Served by PowerDNS - https://www.powerdns.com/"; ns1112.ui-dns.biz: "Served by PowerDNS - https://www.powerdns.com/".
    #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 2018042765 · primary ns1018.ui-dns.de

Found

Primary (MNAME)
ns1018.ui-dns.de
Contact (RNAME)
hostmaster.1and1.com
Serial
2018042765
Refresh / retry
28800 s / 7200 s
Expire
604800 s
Negative TTL
300 s

Serial per nameserver

NameserverSerial
ns1018.ui-dns.de (185.132.32.18)2018042765
ns1018.ui-dns.de (2607:f1c0:fe:53:185:132:32:18)2018042765
ns1093.ui-dns.com (185.132.34.93)2018042765
ns1093.ui-dns.com (2607:f1c0:fe:53:185:132:34:93)2018042765
ns1108.ui-dns.org (185.132.35.108)2018042765
ns1108.ui-dns.org (2607:f1c0:fe:53:185:132:35:108)2018042765
ns1112.ui-dns.biz (185.132.33.112)2018042765
ns1112.ui-dns.biz (2607:f1c0:fe:53:185:132:33:112)2018042765

Checks

  • ✓ Serial 2018042765 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 8h, retry 2h, expire 7d, negative TTL 5m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1018.ui-dns.de is one of the listed nameservers.
  • ✓ Contact hostmaster@1and1.com #25
    The SOA RNAME hostmaster.1and1.com means hostmaster@1and1.com.
  • ✓ Date-based serial #26
    The serial 2018042765 follows the YYYYMMDDnn convention (2018-04-27).

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

35 records at the apex

Found

Read from
185.132.32.18:53
TypeValueTTL
SOAns1018.ui-dns.de. hostmaster.1and1.com. 2018042765 28800 7200 604800 30086400
NSns1093.ui-dns.com.172800
NSns1112.ui-dns.biz.172800
NSns1018.ui-dns.de.172800
NSns1108.ui-dns.org.172800
A141.193.213.213600
A141.193.213.203600
MX10 alt3.aspmx.l.google.com.3600
MX5 alt2.aspmx.l.google.com.3600
MX5 alt1.aspmx.l.google.com.3600
MX10 alt4.aspmx.l.google.com.3600
MX1 aspmx.l.google.com.3600
TXT"google-site-verification=jtCMT-doY0LBsQ3DjtgA4o08Fq2fLXhRPG-80TzDlns"3600
TXT"v=spf1 include:_spf.google.com include:eu.mailgun.org include:aspmx.pardot.com include:mail.zendesk.com ~all"3600
TXT"google-site-verification=BkviSGx1Oqz8zZXoQMBsWkSZxV3GxKUAWlReY11Wp4U"3600
TXT"pardot895641=0e5d49e0262968dc9521731d4107ae056a135798e8f1c3c64b322f6da306b42b"7200
TXT"pardot895641=687ed6701b1a751ff2a67be8daaa0663fcc7cd0b5bf35089720c38526954ff3f"7200
TXT"apple-domain-verification=l6AKkqqvskpLG8Mo"3600
TXT"OSSRH-72815"3600
TXT"google-site-verification=wxHKfRFNIDzUa8RC0-AFixUpkRrrp6WgMnLqu9fjkAw"3600
TXT"protonmail-verification=e5f1d14d7c8e8a4ed4d1b5103007e6d64a206d71"3600
TXT"docusign=6baa70d6-b524-4b1c-a3d6-48c5b730c403"3600
TXT"docusign=6bcda6d7-214f-4c22-9748-328bb993fac0"3600
TXT"miro-verification=a03fa4e328dd495f8ed114fd0df633c3502639e4"86400
TXT"asv=9d0a14d4641a446585bdadece0ea2c2a"3600
TXT"MS=0F1BC1A021B9D931B91219D8433F15F04AB9A90C"3600
TXT"MS=ms93871852"3600
TXT"MS=9C8E4729F66EE12CCF14EDBD050BE4D4296C9839"3600
TXT"google-site-verification=RrE9jmh7Or0lfKhg081UvCYKx9vHa-9atnzjs4qVobk"3600
TXT"google-site-verification=dKFPvMnFq0CUtdHIpRSKlQq0BbbH7pI_hVTTmCpWWj0"3600
TXT"atlassian-domain-verification=iGmo1y5IFJDW3xpIITfCXgBAVtUvagLy1ea0eWPqnSYmFffomn9sCITKaaTryHTi"3600
TXT"ethiack-verification=51dac2cc1767bf668b07e759e2f18226fc9466af85bd16781bbd71690c9693086b4ff6734b9f21b82066f2f5a2faf2146ecf3beb8c959770d04ed335a1522fbf"3600
TXT"anthropic-domain-verification-zn55q8=eFEMhyhj7cu0MEgKgYVOtDVjM"3600
TXT"MS=ms13496274"3600
TXT"swisssign-check=lMiDWT8jzB6wJhG0-HNiyqxRl4U"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 1h, MX 1h, NS 2d.
  • ✓ 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