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89
Total
90
DNS
90
Email
84
Security
65
Network
100
Availability
Domainrivm.nl
IPv42
IPv60
MX records2
StatusActive
Domain technical report

Rijksinstituut voor Volksgezondheid en Milieu | RIVM

rivm.nl

Generated: 2026-08-09T09:51:04-05:00 · Cached result

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IPv42
IPv60
MX2
NS4

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

4 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

✓
DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

✓
CAA policy5 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

2 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

✓
DKIM20 / 20 pts · Mail

A DKIM selector was verified.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

85 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: rivm.nl

✓
IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

!
IPv6 connectivity0 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/1.1 200 OK

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
131.224.245.85
131.224.245.84

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
50 externemail-mx2.rivm.nl.
10 externemail.rivm.nl.

TXT

17 record(s)
"HARICA-9xFHXCFyxtkNAttG5nA"
"v=spf1 ip4:80.84.235.70 ip4:62.204.92.128/26 ip4:131.224.7.5 ip4:144.43.249.200 ip4:131.224.254.240/28 include:spf.sslpost.com include:spf.formdesk.com include:sendgrid.net include:_spf.zorgmail.nl include:spf.protection.outlook.com -all"
"apple-domain-verification=j5z5Qjar83UEYiHA"
"atlassian-sending-domain-verification=0b839aba-dc02-4b83-84b0-12995635093d"
"atlassian-domain-verification=jeKf/8mzUW9sDqTYt6Gg59AyTnX38/HBGjulULKgxJ9feHXgHkcdJjtOsRX0qQDQ"
"QuoVadis=38ee9cd9-e56a-43aa-b2e2-f8f38cfdf849"
"citrix.mobile.ads.otp=ja2bmixxqjfc4v7ls610"
"citrix.mobile.ads.otp=xx0a7wcluyge5v81op3dbiq"
"mentimeter-91de0a44-ad38-4018-852a-670200864bd3"
"graphpad.com:domain-verification=EphmW84SQyRvQOCWOMayAA"
"infoblox-domain-mastery=441d8ca82291dd147a6d43d93f21dc0a9db0f91b674bbe378b92de849c55622b85"
"_sjteck7xk30w18b4i809jwhs7outx2h"
"MS=90DB8A3B8E89BE1C4122D88E6D529056032C5096"
"41281bc7744f92a03215b89c27cb6cf9e49e6f5dbd2b708f9d871bc873904912"
"v=NTA7516-1;startdate=2026-06;enddate=2029-06;provider=zorgmail;ntamx=10 relay.zorgmail.nl"
"citrix.mobile.ads.otp=jyyd7gnlovyp3hi9jm1qruu"
"atlassian-sending-domain-verification=a18619b1-ddd1-432a-99aa-63610ff98710"

NS

4 record(s)
ns2.surfnet.nl.
ns2.ssc-campus.nl.
ns1.surfnet.nl.
ns1.ssc-campus.nl.

SOA

1 record(s)
ns1.ssc-campus.nl. hostmaster.rivm.nl. 2018203432 10800 1080 2419200 900

CAA

3 record(s)
0 issue "digicert.com"
0 issue "harica.gr"
0 iodef "mailto:domainregistration@rivm.nl"

DS

1 record(s)
64450 8 2 654358EAB78B24D851177AF0A3FBAC2F47AB7F898055027877893AF3 22956212

DNSKEY

5 record(s)
256 3 8 AwEAAdae9aHXvbd6enNzI4YnVtbE6jK75EaJvatWuii7hkvnlKQzMj/f xWJWvgvfcJAX5Q4C6Sg+RtnyUiacXa1EsFDfJpI8TO8yS4qLlPZOkOQK 2mYAbmhsyWJCUKDt1lJgPkWpIm5GYHgIPeVEYGXfMTYiJaBF+v4/lonB 6sDxF5OPX/24oq2xilbn99sUqA7Ekxn4X01/AsZcyI0n59TaDRs=
257 3 8 AwEAAcnPpsWa4w5pzr65LEopz6rVDb9yVmhnPXNEbeL+doPL5v00DKG0 +Zn2o/R3djElCLljUUc2PAwRLGTocKQCsTNwyyFLktaLcwOeXYalMOZn 6NlZ8rou3Bi8yTbj7LHpZuVIZxBRJ/sSjROfC+RhuKv9cTg5j7re2Hcn RH3TMm3yEZTILqGcK7SXWh6JOEDBIUUU+vtLqQXFRNOsspcLR/jPuX6a /y2GcoEtXMkfbZlbiy2lzk7vj5ezL2WnEMfRz0+ag91s1XdzR65IyHPg 3hMCHsboF4v10x94ENP5CQRgOFnWBftyqtkeA8gl77MHUY1InGXjgc+t DWCqIO2LLI8=
257 3 8 AwEAAbukHS/i+9XsVRDhgj8Jk0C9jjhXnw0BT2gZwXwEhiWFV9ne83KC KI4kz+UZRcsrHqcoDUR2p0kcshA9lBheOtoFfxPiykjCyomqchhXHtZY 9CC1KEbfp6xqDiyFFUpNvQqTBGMvRFHT5egSUsP9guhKNkzKXBTIle8m 3ZUihnaUzyipVI85Bxxsiv3GLKIXPy+dAqlVrITGqvWvaElhNtxEW/4h P0gzbPN9E8UfsC7sYg5YkVTmPV5xjvSlZdsalkP45litOVeg1gqoR9T6 lvH58Pt1XmmkF9hnRy6GKAiUizrJjKpIrn+TIwUSSwnInRhXkWDnESjN Q7RFSwhJ08U=
256 3 8 AwEAAb0HpgdDnyKr7bA+xhLWa0+NL+wwdbzHFhR/HmNKRvtQMcbjBPRz a4zK4A1FwQsHOTkaTXZTZEQUjc3OzKn/Un4nYM0HBNhpBTGkVsUlgJ78 jRiHfFf6CuITYN/hROSrHkO+c9BhMgLd/qnkOCaOCFmWnLjNgQ1RTO/s SH0nn2key7G/8t7h1oakShTb7sMyZeAeEBt6AazweeFmFyDgGDk=
256 3 8 AwEAAa0/pYdcDrMzU5WO+jDpKNlUCQxnh0a0V9u8/39chWqp0gZrrL5J TXqRt7AoPSQ7eubXi1cezDoaeoWbM6JmJpUVZJM7f5O5wdx2Ll1AxXBC +3eIkd7FrJLwHWIAY5O+9a9Z4QNycDRSvT3NCbT6ab8cW9E1O7W89wFF 8jJj24JgV6888o02UWwgQhP/0LsMpLxmtHlKex60DbJev53PKY8=

RRSIG

4 record(s)
TXT 8 2 300 20260822222031 20260808220856 50163 rivm.nl. fT85mRH50B1qJMFQuWFcX5ZLX0CuTGkVKIuJc4a+B370/o4SHy5/nhkt 32sM/rwblr6Snzm+qXkN9QI30Wj/5+sxVZy5J0lPn7dTpSN5JlUj6qn/ RipMdAfK4SeszwCQortDbTnlGAtf/82p2M7Q3v/Fy3/GSP7q+iYMe57u JZJOrh/lK7K3wdy0jYlYFBD7zl4wigJBFVoAlNsSqbfKqg==
DS 13 2 3600 20260905180909 20260809003824 467 nl. mfBPu2hFoDQFyAbCvQE33s5q5NYs+Vx/pdDeAAVY9zdQtNvwe4jLz3M+ 1uMsBRAMjtccoNcbYvKicFLyQsmT7g==
NS 8 2 28800 20260819000911 20260804233018 50163 rivm.nl. ZJcxuAIo2Ba7PPellCm+qt30DD+2mEL7BtytJEJeR2GQPyuv75+RvnKO /7G8Zj19o/PaspeYXKilo9FwNADews4ZuZy8cd9h5489tqH+U5GV0Cg/ 4tRBpy4ZkV58+CpnwyEhwvGILM+W3YfZvEfW9D8nDJVbatcn4qGBYnAH l2/qj8qVU83rXRVTm9NZ5Dx5lR4MyZwyc73pJDTVvdG+Qg==
CAA 8 2 28800 20260818233944 20260804233607 50163 rivm.nl. F3VFY3Pslp3nL0CSIrBl43KiJFXh2jrjD1y2CRJBbukahYqtBt6Nfor+ nPtzCkUWNQtmU67+NmGwqQL/ipYDt3/pNx9I4cSJ5PzaUV7hpXwugXTF hp+HlU/QIH8emMUfDFpfB+yWurGnrhgDOcSUwXD0F1umHx6hEXh5qAlY MbNqk7eluTmN6wGbgKp2h8PfvxNaV/fx5bGEiyE4uV8oEA==

NSEC

0 record(s)
—

Not configured

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 ip4:80.84.235.70 ip4:62.204.92.128/26 ip4:131.224.7.5 ip4:144.43.249.200 ip4:131.224.254.240/28 include:spf.sslpost.com include:spf.formdesk.com include:sendgrid.net include:_spf.zorgmail.nl include:spf.protection.outlook.com -all

DMARC

Configured
v=DMARC1;p=reject;rua=mailto:dmarc@rivm.nl

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDRzx9PCBFmnNTlD2xZMeE1eQ67OJz2JxNEBDGzotI0qDYMXyJSt8rJPQX4Zn1Y9/XubzV/DBJf5CA/P8VHjOninIVjM8G0GyGnOlQ8zW6f+j963QEZhsXGHY4J7lMpGjuKI25quLCWNRhAAhhYkLVc+xkCmzI53Bj5wNMD1D2NTQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Rijksinstituut voor Volksgezondheid en Milieu | RIVM
Description
Final URL
https://www.rivm.nl/
HTTP status
200

HTTP

Status
HTTP/1.1 200 OK
Final URL
https://www.rivm.nl/
Version
2
Server
Apache
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
rivm.nl
Valid from
2025-11-03T04:49:22-06:00
Valid until
2026-11-03T04:49:22-06:00
Days remaining
85
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
—
Permissions PolicyNot detected
—
Cross-Origin-Opener-PolicyNot detected
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
131.224.245.84, 131.224.245.85
156,05 ms
Cloudflare
1.1.1.1
131.224.245.84, 131.224.245.85
453,46 ms
Quad9
9.9.9.9
131.224.245.84, 131.224.245.85
183,29 ms
OpenDNS
208.67.222.222
131.224.245.84, 131.224.245.85
437,12 ms
AdGuard
94.140.14.14
131.224.245.84, 131.224.245.85
240,64 ms

IP, geolocation and ASNAssociated network information

131.224.245.85

No data
success
No
country
region
city
asn
organization
isp

131.224.245.84

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

externemail-mx2.rivm.nl

Port 25: Closed/unreachable - 101.3 ms - 
Port 465: Closed/unreachable - 1.5 ms - 
Port 587: Closed/unreachable - 0.8 ms -

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