antagonist.nl

Checked 21 October 2026, 20:45 UTC · via 8.8.8.8
iAll checks passed
31 passed 0 warnings 0 failed 4 info

Registration

info

.nl country-code · Antagonist B.V.

Found

TLD
.nl (country-code)
ICANN policies apply
no
Registrar
Antagonist B.V.
Registered
22 June 2004
Last changed
15 December 2023
Status
locked
Registry nameservers
auth.g1-dns.com, auth.g1-dns.one
RDAP server
https://rdap.sidn.nl/

Checks

  • i
    .nl 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
    .nl is delegated in the root zone and DNSSEC-signed.
  • i
    Expiry date not published
    The registry does not publish the expiry date in RDAP. Check it with your registrar.
    #3
  • ✓ Transfer locked #4
    Registry status: locked.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

auth.g1-dns.com, auth.g1-dns.one

Found

Parent zone
nl
Delegation from
ns1.dns.nl (194.0.28.53)
NS at the parent
auth.g1-dns.com, auth.g1-dns.one
NS in the zone
auth.g1-dns.com, auth.g1-dns.one
NameserverAddressesNetwork (AS)Glue
auth.g1-dns.com195.206.121.11 2001:67c:28cc::11AS197495 ONECOM-INFRA - One.com A/S, DK AS197495 ONECOM-INFRA - One.com A/S, DK-
auth.g1-dns.one185.10.11.11 2001:67c:3c0::11AS51468 ONECOM - One.com A/S, DK AS51468 ONECOM - One.com A/S, DK-

Checks

  • i
    2 nameservers
    Two nameservers meet the minimum; RFC 2182 recommends three or more for important zones: auth.g1-dns.com, auth.g1-dns.one.
    #6
  • ✓ 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 2 IPv4 /24s and 2 IPv6 /48s.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS197495 (ONECOM-INFRA - One.com A/S, DK): 2 addresses; AS51468 (ONECOM - One.com A/S, DK): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .one.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

pass

4 of 4 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
auth.g1-dns.com 195.206.121.11NOERROR, 16 ms, authoritativenoyes / yesrefused-
auth.g1-dns.com 2001:67c:28cc::11NOERROR, 16 ms, authoritativenoyes / yesrefused-
auth.g1-dns.one 185.10.11.11NOERROR, 16 ms, authoritativenoyes / yesrefused-
auth.g1-dns.one 2001:67c:3c0::11NOERROR, 16 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ All respond #14
    All 4 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 2026090301 · primary auth.g1-dns.one

Found

Primary (MNAME)
auth.g1-dns.one
Contact (RNAME)
hostmaster.antagonist.nl
Serial
2026090301
Refresh / retry
1800 s / 900 s
Expire
1209600 s
Negative TTL
300 s

Serial per nameserver

NameserverSerial
auth.g1-dns.com (195.206.121.11)2026090301
auth.g1-dns.com (2001:67c:28cc::11)2026090301
auth.g1-dns.one (185.10.11.11)2026090301
auth.g1-dns.one (2001:67c:3c0::11)2026090301

Checks

  • ✓ Serial 2026090301 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 30m, retry 15m, expire 14d, negative TTL 5m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver auth.g1-dns.one is one of the listed nameservers.
  • ✓ Contact hostmaster@antagonist.nl #25
    The SOA RNAME hostmaster.antagonist.nl means hostmaster@antagonist.nl.
  • ✓ Date-based serial #26
    The serial 2026090301 follows the YYYYMMDDnn convention (2026-09-03).

DNSSEC

pass

Signed, DS published at parent

Found

Validated by resolver
yes
Denial of existence
NSEC3
NSEC3
0 iterations, 0-byte salt
Signatures valid until
29 October 2026

DS at the parent

Key tagAlgorithmDigestMatches a key
47684ECDSAP256SHA256 (13)SHA256 2EBB4289664E2FF5…yes

DNSKEY in the zone

Key tagRoleAlgorithm
47684KSK (257)ECDSAP256SHA256 (13)

Checks

  • ✓ Signed and validated #27
    The zone is signed, the parent publishes a DS record, and the resolver validates the answers.
  • ✓ DS matches a key #28
    The DS record at the parent matches a key in the zone: key tag 47684 (SHA256).
  • ✓ Modern algorithms #29
    Key algorithms: ECDSAP256SHA256 (13).
  • ✓ Signatures valid until 2026-10-29 #30
    The earliest DNSKEY/SOA signature expires at 2026-10-29 00:00 UTC.
  • ✓ NSEC3 as recommended #31
    The zone uses NSEC3 with 0 iterations and no salt (RFC 9276).

Records

info

13 records at the apex

Found

Read from
195.206.121.11:53
TypeValueTTL
SOAauth.g1-dns.one. hostmaster.antagonist.nl. 2026090301 1800 900 1209600 3003600
NSauth.g1-dns.com.86400
NSauth.g1-dns.one.86400
A195.211.75.977200
AAAA2a03:3c00:1337:3000::44386400
MX10 antagonist-nl.o-v1.mx.microsoft.3600
TXT"d2e6cdc93c3e67329d4fab46abcdb382"3600
TXT"MS=ms75859708"3600
TXT"google-site-verification=kNxYuvkIIAG33nTrYCWsleVvzlskgz-TH2ByXjPQ5Qk"3600
TXT"google-site-verification=aHbZtcHuRHWpAbL4GDKYIDVbM0mvCrY9ijKzj6EeoD4"3600
TXT"google-site-verification=bH6wJU6j12rIFEAOtrqhKpHlpSJtijFAYzwOUkm6Y1c"3600
TXT"v=spf1 ip4:139.144.178.31 ip4:141.138.168.81 ip4:141.138.169.50 ip4:141.138.172.133 ip4:195.211.72.55 ip4:195.211.73.208 ip4:195.211.73.223 ip4:195.211.73.55 ip6:2a01:7e01:e001:9c7::1 ip6:2a03:3c00:1337:3000::443 ip6:2a03:3c00:a001:7009::1 ip6:2a03:3c00:a" "001:7014::1 ip6:2a03:3c00:c001:0:f816:3eff:feb4:6e4c include:_spf.createsend.com include:spf.protection.outlook.com include:spf.patchman.co include:mail.registrar.eu include:mail.zendesk.com include:_spf.g1i.one ~all"3600
TXT"google-site-verification=NPzgrtpRoZoaRskzghzujonwc3tZ2gKC18LLG1__te0"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 2h, AAAA 1d, MX 1h, NS 1d. The NS TTL at the parent is 1h and in the zone 1d; 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