Domain report: rijnmond.nl

Registration

info

.nl country-code

Found

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

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

#3

Delegation

pass

ns.internlnet.nl, ns3.internl.net, ns4.internl.net

Found

Parent zone: nl
Delegation from: ns1.dns.nl (194.0.28.53)
NS at the parent: ns.internlnet.nl, ns3.internl.net, ns4.internl.net
NS in the zone: ns.internlnet.nl, ns3.internl.net, ns4.internl.net

Nameserver	Addresses	Network (AS)	Glue
ns.internlnet.nl	31.3.105.132 2a03:7900:105:31:3:105:138:1	AS197731 TUXIS - The Internet Engineering Group B.V., NL AS197731 TUXIS - The Internet Engineering Group B.V., NL	-
ns3.internl.net	77.95.248.203 2a00:1478:20:6:4:862:0:1	AS43190 GL-IX-AS - Totaalnet Internet Works B.V., NL AS43190 GL-IX-AS - Totaalnet Internet Works B.V., NL	-
ns4.internl.net	85.119.243.17 2a00:e760:100:0:f:1247:0:1	AS8368 DSTNY-BACKBONE - Dstny BE N.V., BE AS8368 DSTNY-BACKBONE - Dstny BE N.V., BE	-

Checks

✓ 3 nameservers #6

Delegated to ns.internlnet.nl, ns3.internl.net, ns4.internl.net.
✓ 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 3 IPv6 /48s.
✓ 3 autonomous systems #11

The nameservers are spread over: AS197731 (TUXIS - The Internet Engineering Group B.V., NL): 2 addresses; AS43190 (GL-IX-AS - Totaalnet Internet Works B.V., NL): 2 addresses; AS8368 (DSTNY-BACKBONE - Dstny BE N.V., BE): 2 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

6 of 6 addresses answer authoritatively

Found

Nameserver	Answer	Recursion	TCP / EDNS	AXFR	Version
ns.internlnet.nl 31.3.105.132	NOERROR, 11 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/
ns.internlnet.nl 2a03:7900:105:31:3:105:138:1	NOERROR, 12 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/
ns3.internl.net 77.95.248.203	NOERROR, 11 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/
ns3.internl.net 2a00:1478:20:6:4:862:0:1	NOERROR, 11 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/
ns4.internl.net 85.119.243.17	NOERROR, 13 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/
ns4.internl.net 2a00:e760:100:0:f:1247:0:1	NOERROR, 16 ms, authoritative	no	yes / yes	refused	Served by PowerDNS - https://www.powerdns.com/

Checks

✓ All respond #14

All 6 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: ns.internlnet.nl: "Served by PowerDNS - https://www.powerdns.com/"; ns3.internl.net: "Served by PowerDNS - https://www.powerdns.com/"; ns4.internl.net: "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 2026080614 · primary ns.internlnet.nl

Found

Primary (MNAME): ns.internlnet.nl
Contact (RNAME): postmaster.server.eu
Serial: 2026080614
Refresh / retry: 28800 s / 7200 s
Expire: 604800 s
Negative TTL: 3600 s

Serial per nameserver

Nameserver	Serial
ns.internlnet.nl (31.3.105.132)	2026080614
ns.internlnet.nl (2a03:7900:105:31:3:105:138:1)	2026080614
ns3.internl.net (77.95.248.203)	2026080614
ns3.internl.net (2a00:1478:20:6:4:862:0:1)	2026080614
ns4.internl.net (85.119.243.17)	2026080614
ns4.internl.net (2a00:e760:100:0:f:1247:0:1)	2026080614

Checks

✓ Serial 2026080614 everywhere #22

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

SOA refresh 8h, retry 2h, expire 7d, negative TTL 1h.
✓ Primary is a public nameserver #24

The primary nameserver ns.internlnet.nl is one of the listed nameservers.
✓ Contact postmaster@server.eu #25

The SOA RNAME postmaster.server.eu means postmaster@server.eu.
✓ Date-based serial #26

The serial 2026080614 follows the YYYYMMDDnn convention (2026-08-06).

DNSSEC

warn

Signed, DS published at parent

Found

Validated by resolver: yes
Denial of existence: NSEC3
NSEC3: 1 iterations, 1-byte salt
Signatures valid until: 29 October 2026

DS at the parent

Key tag	Algorithm	Digest	Matches a key
10309	ECDSAP256SHA256 (13)	SHA256 08178F7B9E010F65…	yes

DNSKEY in the zone

Key tag	Role	Algorithm
10309	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 10309 (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 with extra iterations or salt

NSEC3 uses 1 iteration and a 1-byte salt. RFC 9276 recommends 0 iterations and no salt: extra iterations cost resolvers CPU and add no real protection, and some validators treat high counts as insecure.

#31

Records

info

17 records at the apex

Found

Read from: 31.3.105.132:53

Type	Value	TTL
SOA	ns.internlnet.nl. postmaster.server.eu. 2026080614 28800 7200 604800 3600	3599
NS	ns.internlnet.nl.	3599
NS	ns3.internl.net.	3599
NS	ns4.internl.net.	3599
A	93.119.12.159	1363
MX	0 rijnmond-nl.mail.protection.outlook.com.	900
TXT	"google-site-verification=y8cgDZDbw6DsOU_XwXK9X75VhecyDJCRgz2MxBvTTUQ"	3600
TXT	"openai-domain-verification=dv-3fNRHcjBPpWwWZzpaMfHKRQ6"	3600
TXT	"v=spf1 mx ip4:144.178.246.68 ip4:144.178.246.80 ip4:92.111.214.221 ip4:90.145.68.205 include:_spf.salesforce.com include:spf.protection.outlook.com include:spf.topdesk.net include:_spf.google.com include:_spf.spotler.email include:spf.EU.exclaimer.net inc" "lude:mailservers.elvy.nl include:5751016.spf02.hubspotemail.net include:_spf.holmsecurity.com -all"	3600
TXT	"google-site-verification=kBt25aS0jLzB5onFeC6NgL66WJ7s0ulBaJEtScVvNR8"	3600
TXT	"MS=ms28817219"	3600
TXT	"google-site-verification=3ib1tBRRa6NYp7w5dbUFfZGMcCj3GGIIGyzk4cytz9g"	3600
TXT	"apple-domain-verification=vOFiktTsl2V8vKQx"	3600
TXT	"google-site-verification=WMSuM23-HlD1FLcGajCR51OM8MxXacxO_-BaKBGPvbs"	3600
TXT	"google-site-verification=UHK7HjFs4DNre05EIqAdm7LzRnWtvfhrsNRcPDsFpOs"	3600
TXT	"MS=ms80043554"	3600
TXT	"facebook-domain-verification=0jc26slt5qhry0olh7eytxrf9yvuhg"	3600

Checks

✓ TTLs within range #32

TTLs: A 22m43s, MX 15m, NS 59m59s. The NS TTL at the parent is 1h and in the zone 59m59s; 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