Domain report: rtvdrenthe.nl

Registration

info

.nl country-code

Found

TLD: .nl (country-code)
ICANN policies apply: no

Lookup error: https://rdap.sidn.nl/domain/rtvdrenthe.nl returned HTTP 429

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

Could not be checked

The RDAP lookup failed, so this could not be checked: https://rdap.sidn.nl/domain/rtvdrenthe.nl returned HTTP 429

#3

Delegation

pass

jim.npodns.nl, june.npodns.net, minnie.omroep.nl, robin.omroep.nl

Found

Parent zone: nl
Delegation from: ns1.dns.nl (194.0.28.53)
NS at the parent: jim.npodns.nl, june.npodns.net, minnie.omroep.nl, robin.omroep.nl
NS in the zone: jim.npodns.nl, june.npodns.net, minnie.omroep.nl, robin.omroep.nl

Nameserver	Addresses	Network (AS)	Glue
jim.npodns.nl	18.194.8.166 2a05:d014:734:f801::53	AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US	18.194.8.166 2a05:d014:734:f801::53
june.npodns.net	3.78.194.71 2a05:d014:734:f802::53	AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US	-
minnie.omroep.nl	145.58.30.4 2a02:458:101:30::4	AS25182 PUBLIEKE-OMROEP-AS - Stichting Nederlandse Publieke Omroep, NL AS25182 PUBLIEKE-OMROEP-AS - Stichting Nederlandse Publieke Omroep, NL	145.58.30.4 2a02:458:101:30::4
robin.omroep.nl	145.58.26.52 2a02:458:101:26::34	AS25182 PUBLIEKE-OMROEP-AS - Stichting Nederlandse Publieke Omroep, NL AS25182 PUBLIEKE-OMROEP-AS - Stichting Nederlandse Publieke Omroep, NL	145.58.26.52 2a02:458:101:26::34

Checks

✓ 4 nameservers #6

Delegated to jim.npodns.nl, june.npodns.net, minnie.omroep.nl, robin.omroep.nl.
✓ 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 4 IPv4 /24s and 2 IPv6 /48s.
✓ 2 autonomous systems #11

The nameservers are spread over: AS16509 (AMAZON-02 - Amazon.com, Inc., US): 4 addresses; AS25182 (PUBLIEKE-OMROEP-AS - Stichting Nederlandse Publieke Omroep, NL): 4 addresses.
✓ Nameserver names under 2 TLDs #12

Nameserver names use the TLDs .net, .nl.
✓ All reachable over IPv6 #13

Every nameserver has an IPv6 address.

Nameservers

info

8 of 8 addresses answer authoritatively

Found

Nameserver	Answer	Recursion	TCP / EDNS	AXFR	Version
jim.npodns.nl 18.194.8.166	NOERROR, 4 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO
jim.npodns.nl 2a05:d014:734:f801::53	NOERROR, 4 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO
june.npodns.net 3.78.194.71	NOERROR, 6 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO
june.npodns.net 2a05:d014:734:f802::53	NOERROR, 6 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO
minnie.omroep.nl 145.58.30.4	NOERROR, 10 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO ICT
minnie.omroep.nl 2a02:458:101:30::4	NOERROR, 14 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO ICT
robin.omroep.nl 145.58.26.52	NOERROR, 10 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO ICT
robin.omroep.nl 2a02:458:101:26::34	NOERROR, 13 ms, authoritative	no	yes / yes	refused	Nameservices operated by NPO ICT

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: jim.npodns.nl: "Nameservices operated by NPO"; june.npodns.net: "Nameservices operated by NPO"; minnie.omroep.nl: "Nameservices operated by NPO ICT"; robin.omroep.nl: "Nameservices operated by NPO ICT".

#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 2026022658 · primary minnie.omroep.nl

Found

Primary (MNAME): minnie.omroep.nl
Contact (RNAME): hostmaster.omroep.nl
Serial: 2026022658
Refresh / retry: 14400 s / 7200 s
Expire: 604800 s
Negative TTL: 300 s

Serial per nameserver

Nameserver	Serial
jim.npodns.nl (18.194.8.166)	2026022658
jim.npodns.nl (2a05:d014:734:f801::53)	2026022658
june.npodns.net (3.78.194.71)	2026022658
june.npodns.net (2a05:d014:734:f802::53)	2026022658
minnie.omroep.nl (145.58.30.4)	2026022658
minnie.omroep.nl (2a02:458:101:30::4)	2026022658
robin.omroep.nl (145.58.26.52)	2026022658
robin.omroep.nl (2a02:458:101:26::34)	2026022658

Checks

✓ Serial 2026022658 everywhere #22

All nameservers serve the same version of the zone.
✓ Timers within recommendations #23

SOA refresh 4h, retry 2h, expire 7d, negative TTL 5m.
✓ Primary is a public nameserver #24

The primary nameserver minnie.omroep.nl is one of the listed nameservers.
✓ Contact hostmaster@omroep.nl #25

The SOA RNAME hostmaster.omroep.nl means hostmaster@omroep.nl.
✓ Date-based serial #26

The serial 2026022658 follows the YYYYMMDDnn convention (2026-02-26).

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: 3 November 2026

DS at the parent

Key tag	Algorithm	Digest	Matches a key
57728	ECDSAP256SHA256 (13)	SHA256 64B2BE2B314AAF0E…	yes

DNSKEY in the zone

Key tag	Role	Algorithm
57728	KSK (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 57728 (SHA256).
✓ Modern algorithms #29

Key algorithms: ECDSAP256SHA256 (13).
✓ Signatures valid until 2026-11-03 #30

The earliest DNSKEY/SOA signature expires at 2026-11-03 16:56 UTC.
✓ NSEC3 as recommended #31

The zone uses NSEC3 with 0 iterations and no salt (RFC 9276).

Records

info

12 records at the apex

Found

Read from: 18.194.8.166:53

Type	Value	TTL
SOA	minnie.omroep.nl. hostmaster.omroep.nl. 2026022658 14400 7200 604800 300	7200
NS	robin.omroep.nl.	7200
NS	minnie.omroep.nl.	7200
NS	june.npodns.net.	7200
NS	jim.npodns.nl.	7200
A	145.58.30.3	7200
MX	0 rtvdrenthe-nl.mail.protection.outlook.com.	3600
TXT	"google-site-verification=swz0ag_MBD2NjTCC-sSv2g-yf81Lldc0VZlfHiPvdPo"	7200
TXT	"apple-domain-verification=mWvA1yjFfHyGLUcc"	7200
TXT	"MS=ms61632094"	7200
TXT	"facebook-domain-verification=gywlxv9j82ubxyblkib4njlb682r14"	7200
TXT	"v=spf1 ip4:145.58.26.176/28 ip4:145.58.30.176/28 ip6:2a02:458:101:30::/64 ip6:2a02:458:101:26::/64 ip6:2001:67c:b0:5:0:0:0:2 ip4:178.19.126.37 ip4:91.208.60.0/24" " a:servers.mcsv.net a:mijn.petear.nl a:smtp.saas.windinternet.nl a:malengo.exception.mx" " include:spf.protection.outlook.com include:_spf.salesforce.com include:smtps.infracom.nl include:spf.tribecrm.nl include:mailrelayer01.elvy.nl -all"	7200

Checks

✓ TTLs within range #32

TTLs: A 2h, MX 1h, NS 2h. The NS TTL at the parent is 1h and in the zone 2h; 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