HOW.IS
?

How is klarna.com?

Looks fine risk 0/100

Registered 18 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 281 ms.

Why

02050100
finecarefulhigh risk
  • ·Nothing in the checks added risk.

Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

How klarna.com looks right now
The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.
Site
200
281 ms · ends at www.klarna.com
HTTPS
144 d
left on a Amazon certificate
Age
18 years
registered 2008-12-12
Blocklists
0
listings across 5 lists

Everything we looked at

DNS records5 record types
A3.173.23.37
3.173.22.37
3.173.21.37
MX10 mxz4.klarna.com
10 mxz3.klarna.com
10 mxz1.klarna.com
10 mxz2.klarna.com
NSa20-66.akam.net
a12-65.akam.net
edns7.ultradns.com
edns7.ultradns.org
a5-64.akam.net
a1-74.akam.net
TXTopenai-domain-verification=dv-Ax6dQektADYw5AWqh5zJQkkz
facebook-domain-verification=kpv70oz0on4y0be27rsk0wqpu0llc9
ms-domain-verification=d1c65262-3b90-4d5d-8c44-f862a882b419
google-site-verification=rxTlu7Mi6MqURYuLMviRSrorzH0gYs7nPVtIKEj2MMg
jamf-site-verification=8RO43AzgwKpDVzTrxBPzHg
mixpanel-domain-verify=0d71a59a-746b-4ac5-a9d3-1fd76f0e4aeb
atlassian-sending-domain-verification=338b9828-abdc-47ba-a7cc-ff43879cd676
anthropic-domain-verification-fn3vqe=ycoyzxdAONanZ2sGPIpe8MZt4
stripe-verification=3d6a91bc028dbc33342d46b7ecdaed2d9b852f14f6c7140357eb3ffc42defac7
cursor-domain-verification-fw4z39=YTxxRNgiXUaYUUzKO4plYQJnj
amazonses:KykgeBpcrVVB9Zr3IrycvCOP0+7mILa+kqVe5RGn0HM=
google-site-verification=6_dY5hOGAcQqUZpqOpBDjDr6JaLuvTbZybZ8R8ukw_E
anthropic-domain-verification-zjwwh6=4f79nJP1l04OjYQhOTmuhefC2
stripe-verification=01edf9ebb08304ab10507250cc4ac81d210810a89dbaa31bc81d850b83fe67fe
docusign=32cd5aff-353b-4525-b6d2-4a13de2e4257
MS=AFBE0235AEF59FC78040593B2746870430B60F53
_csg9035ikdbiu73g7zsmpudw4q3vyw7
atlassian-domain-verification=kuCcSLhwSU7SWaSfCXQ0pJR783qYIG3A89aiMJH30Zzxef7QUxYwgBtzlCgagYWn
miro-verification=d95c8724c999fa1af903df65701afb9eaa7be836
elevenlabs=MZkBXYIn0-sqg1rXGTn9wfspnAVsbTGOZ_bVeCg9N6c
apple-domain-verification=acfAqA586hLCUcGk
docker-verification=04ef223c-b965-41d9-a49a-7ea3fdb19cc9
ibmid=c0cb393f-6a6b-4875-9119-fc1ef607d660
adobe-idp-site-verification=34ebf3613749ecea2f0d07ba91a8c154e6353b68ae1a8176123eda70be748df5
mixpanel-domain-verify=bc248323-2a3e-4a4d-b594-22069eeacf09
google-site-verification=5NxGwc5EEmujkfXUtK7b88RuhR6PL72PYKpBKYGfZpk
loom-verification=4832737805
paloaltonetworks-site-verification=9fc7984b6999f3550a11c4ae9036973e9c6483762ac61e961845512d27b95dac
onetrust-domain-verification=f1cfcf5a17a1443a9840ee7d7d20517b
h1-domain-verification=wdWifkw4XsHWcYgFJZyrGw6ffvhzYkRzkY4pxz4DFMyp4gjE
mixpanel-domain-verify=9b202fdc-ac1f-4a22-ab31-530379358732
notion_verify_GyxABFCztKqRR0DncwDUmHw4eNgV36qRwJmsyPbgEWHr310J2eAonkwC0JVexfxagYDqTv
stripe-verification=26377af821e53660c46ef45992cb376fcf48b13fec76e30ab132a33d1b28002e
twilio-domain-verification=a4d26b83fcbaddd8936c2e1cf73acef9
h1-domain-verification=SY9BmbpLLmY7DA9pv5ppqWuRxafjboB611VRf4PJp6kSwiZ3
google-site-verification=tSivwC8Gmcgf0MUeFzuF0kkDXhlwUi_KeWqCGfnZtao
apple-domain-verification=u_R7G9MxjFepIDYHi_Dh_pb1cHP2JDVi3YjHw6BOihw
h1-domain-verification=nX5CSVt8BnnqxGYyqqg2HgidsrZtt4sJQyVEm7oVmzyV2CMe
v=spf1 include:sendgrid.net include:_spf.google.com include:_spf.atlassian.net include:spf-0098b101.pphosted.com ip4:18.159.145.12 ip4:18.156.64.82 ip4:54.77.2.88 ip4:54.72.124.243 -all
0ed1fe018a58f0d1fd606946a899401ae0d95bcd20
google-site-verification=1x1qTESbVdqnmbawTLX6-6Ur6KRsgpoMw8KzgLLxeJM
CAA{'type': 'CAA', 'critical': 0, 'issuewild': 'digicert.com'}
{'type': 'CAA', 'issue': 'buypass.no', 'critical': 0}
{'type': 'CAA', 'iodef': 'mailto:dns-admin@klarna.com', 'critical': 0}
{'type': 'CAA', 'issue': 'amazonaws.com', 'critical': 0}
{'type': 'CAA', 'issue': 'digicert.com', 'critical': 0}
{'type': 'CAA', 'issue': 'quovadisglobal.com', 'critical': 0}
{'type': 'CAA', 'issue': 'e-szigno.hu', 'critical': 0}
{'type': 'CAA', 'critical': 0, 'issuewild': 'amazonaws.com'}
RegistrationCSC Corporate Domains, Inc.
registrarCSC Corporate Domains, Inc.
registered2008-12-12
expires2027-12-12
last changed2026-10-29
ownerKlarna Bank AB
nameserversa1-74.akam.net
a12-65.akam.net
a20-66.akam.net
a5-64.akam.net
edns7.ultradns.com
edns7.ultradns.org
statusclient transfer prohibited
registered 2008-12-12expires 2027-12-12
HTTPS certificate144 days left
validyes
issuerAmazon
coversklarna.com, www.klarna.ae, klarna.uk, klarna.dk, www.klarna.it, playingforkeeps.klarna.com, klarnakosma.co.uk, klarna.de, www.klarna.ie, www.klarnaschulden.de, klarna.cz, get.klarna.com
protocolTLSv1.3
issued 2026-09-10expires 2027-03-26
DNSSECinsecure

Domain is not signed with DNSSEC

. → com → klarna.com
Email authenticationexcellent
SPFpass v=spf1 include:sendgrid.net include:_spf.google.com include:_spf.atlassian.net include:spf-0098b101.pphosted.com ip4:18.159.145.12 ip4:18.156.64.82 ip4:54.77.2.88 ip4:54.72.124.243 -all
DMARCpass policy reject
DKIMfound: google, s1, s2

Whether mail claiming to be from this domain can be checked as genuine.

Security scoregrade A · 180/205
Basic Security
20/40missing: DNSSEC Enabled
Record Security
45/45missing: DKIM Presence
Advanced Security
20/25missing: IPv6 Support
Domain Reputation
50/50
Threat Detection
45/45missing: Domain Age Check
Blocklists0 listings · 11 lookups
SURBL MultidomainURIBL MultidomainSpamCop3.173.21.37Barracuda3.173.21.37UCEPROTECT Level 13.173.21.37SpamCop3.173.22.37Barracuda3.173.22.37UCEPROTECT Level 13.173.22.37SpamCop3.173.23.37Barracuda3.173.23.37UCEPROTECT Level 13.173.23.37

Green: clean. Red: listed. Grey: the list did not answer.

Ask it yourself

Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.

curl "https://how.is/v1/domain/trust?domain=klarna.com" \ -H "Authorization: Bearer $HOWIS_KEY" # or pay per call in USDC (x402), no key: the 402 tells your agent the price curl -i "https://how.is/v1/domain/profile?domain=klarna.com"

MCP: add https://how.is/mcp to Claude, Codex or Cursor (one-line install) and ask for domain_trust on klarna.com. Reference: /llms.txt.

IPv6. IPv6 readiness grade for klarna.com Does klarna.com work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.

Watch klarna.com. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.

Watch — $1 / 30 days