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Total

DNS

Email

Security

Network

100

Availability

Domainkb.se

IPv41

IPv61

MX records1

StatusActive

Domain technical report

Kungliga biblioteket – Sveriges nationalbibliotek

kb.se

Kungliga biblioteket (KB) är Sveriges nationalbibliotek. Vi samlar in och bevarar nästan allt som publiceras i Sverige.

Generated: 2026-08-09T23:32:23-05:00 · Cached result

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IPv41

IPv61

MX1

NS2

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

1 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

2 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 policy0 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

1 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

180 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: kb.se

IPv4 diversity20 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓

IPv6 connectivity35 / 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

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

130.242.45.96

AAAA

1 record(s)

2001:6b0:41:45::96

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

1 kb-se.mail.protection.outlook.com.

TXT

7 record(s)

"atlassian-domain-verification=l6emt122gssdADotBGsLHq8RzmfAeeGJ/LIJiCJ2Yc3F2GLR/CssHaPE8rre2wV9"
"apple-domain-verification=TyZYRzQfru6D6c7b"
"google-site-verification=8M3R62SAKoyVDraijl-JCWHdFCQ-lHF27USx9yL1QKI"
"google-site-verification=3AM9N-_o7cbyPsnwobpxywzKEALp0ZA6Z02KQYNN9cY"
"HARICA-kqabhGvOSF4nVd1kQRD"
"MS=46B7E41742963E369678A51B206C9808C4167DC9"
"v=spf1 ip4:193.10.12.199/32 ip4:193.10.12.99/32 ip4:193.10.249.139/32 ip4:193.10.12.12/32 ip6:2001:6b0:41:12::99/128 ip6:2001:6b0:41:12::12/128 ip4:193.10.72.13/32 ip6:2001:6b0:41:721::13/128 include:spf.protection.outlook.com -all"

NS

2 record(s)

denice.kb.se.
ns1.kb.se.

SOA

1 record(s)

denice.kb.se. domainmaster.kb.se. 2026081003 3600 600 1209600 86400

CAA

0 record(s)

—

Not configured

DS

1 record(s)

58582 13 2 24BEF8FAAA939B6B96AB15D983F81DBA4AF50C82DEE1E8C6A4CD870C 34507BD2

DNSKEY

2 record(s)

257 3 13 T1oxziEHfSwpYhT7YCkocYxz35D/Yi9UXVLetBjvWWRmf3DDaP5N2SwV /kQgzshUdx68TfjvxWQKjVQyPiqBHA==
256 3 13 YxOZjxEh8aDw/8Miph3gE17zcIITuqFwLnaEEnSNkqmUEw8NoYhpknsc EcW81GLGdi+wIoOwy+m2ltB4L/fiLQ==

RRSIG

8 record(s)

DNSKEY 13 2 14400 20260909001001 20260810001001 58582 kb.se. xqq5XftNUc4vHPhljNAzrFCUvoMJFX7A0xmAz2b7VQG/mPW/5N7Xvbe5 XxWYcaVQSUNHjs/mfv4pK8N9FFn/YA==
DNSKEY 13 2 14400 20260909001001 20260810001001 58879 kb.se. yQ2xiVTIo54OYNRZCAuJVmUp9sEStr/xiDrkvx/XQzoC0qwgIVwnv6x4 ExA5m2SnWjjAP4wKJBokichmFBZ3+w==
TXT 13 2 86400 20260909001001 20260810001001 58879 kb.se. B0InF0BGKc1Nm+couUurKSPAPPXMVZP8hMhQDbVwQ3+uaBkve1YI/VIz U1fXcdU2ItDGmfn9uhtAJtAogB7j7A==
NS 13 2 86400 20260909001001 20260810001001 58879 kb.se. 8QF2C+F3RVzu5LYYymKD3N7I95iH8ZwvILw5ItysO/fmBNUy73TQGb32 IAv9sA5baZYA32xBWy/sPgSa8sp74g==
MX 13 2 300 20260909001001 20260810001001 58879 kb.se. jtT5aEQK/g2zum+o+iF0QaLcOo0bMbALIPx5QmOANpiCZ6k+lU0zwQFY Pu0ltuGfNfEO/ra5gGYACRo/eHjGrg==
AAAA 13 2 86400 20260909001001 20260810001001 58879 kb.se. 732JSxL+lvqXLlxiCr6n4vf6oR2eAot4+6pLm0sghyJ2lD80v7GN8JDt YElxqMBmSKK6ePEAWoZLukYvq90ZHA==
A 13 2 300 20260909001001 20260810001001 58879 kb.se. At7nyC6jCeZX/6hRR/CvIIbn6wt2zr/PFsfEUXN++RyoL5IAhoIpEosi /IPHGyNQDVivRadOkAAqVBQ3NBRSIQ==
DS 8 2 3600 20260823031137 20260809014137 9573 se. Cxv5cb/cPc7K4icjq231CDyWXEhH3OfTM6OcqDC/6GwTupkFmmiLal5k zSSUW+MDsplvZgC+xWtiej3NsiDF5QQ+3w/MwoPzFqhxWdeOQkgNqbE6 I6P4Oyz0EJld369hI9F+43Sq0IZZd6kuow6dArmBJfDNKNAEkPlVQa0+ hMnitQZ/4P9I7GlLRDhocsNThEDdYjXpPwC4ODQCFCjUJtkXPaFKg4ZH aIlPQzYKQt/s8IL6liRKnPbt7Vklxn/lmKgZipDtfhlWgKSFq8DvQGuJ gWEckC5+ohuqGPGUeI8DRgXv/rxtcJB0c8RCTxS9sD+TWctj5PCbT3Cg ImIQhA==

NSEC

1 record(s)

360.kb.se. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY

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 ip4:193.10.12.199/32 ip4:193.10.12.99/32 ip4:193.10.249.139/32 ip4:193.10.12.12/32 ip6:2001:6b0:41:12::99/128 ip6:2001:6b0:41:12::12/128 ip4:193.10.72.13/32 ip6:2001:6b0:41:721::13/128 include:spf.protection.outlook.com -all

DMARC

Configured

v=DMARC1; p=reject; rua=mailto:h94ogrnf@rua.excedo.services;

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCKGoVT7Nmz6khcalKX0vOPdM0Rayv42yhQuwhX6MImLW0rXc1neOga6JXRFXgE8fj4QiX/CwkbvuDPyEnlHLxe4ELgTWNRSorHVBNQ4D062Kd7FA28DVYIM3zfXclsAzT6ksq3J2CWu8NUOwmxQPr27UoaaRXbJnGTh/pM+uHQ3QIDAQAB; n=1024,1484639542,1500277942

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Kungliga biblioteket – Sveriges nationalbibliotek

Description

Kungliga biblioteket (KB) är Sveriges nationalbibliotek. Vi samlar in och bevarar nästan allt som publiceras i Sverige.

Final URL

https://www.kb.se/

HTTP status

200

HTTP

Status

HTTP/1.1 200

Final URL

https://www.kb.se/

Version

Server

Apache/2.4.62 (Red Hat Enterprise Linux) OpenSSL/3.5.5

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Hellenic Academic and Research Institutions CA

kb.se

Valid from

2026-07-22T10:42:15-05:00

Valid until

2027-02-06T09:42:14-06:00

Days remaining

180

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

4 active

—

HSTSNot detected

✓

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

130.242.45.96

280,64 ms

Cloudflare

1.1.1.1

130.242.45.96

211,29 ms

Quad9

9.9.9.9

130.242.45.96

157,18 ms

OpenDNS

208.67.222.222

130.242.45.96

590,14 ms

AdGuard

94.140.14.14

130.242.45.96

143,98 ms

IP, geolocation and ASNAssociated network information

130.242.45.96

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

kb-se.mail.protection.outlook.com

Port 25: Closed/unreachable - 26.7 ms - 
Port 465: Closed/unreachable - 4041.1 ms - 
Port 587: Closed/unreachable - 4013.5 ms -

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