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Publikuar: 2026-07-03 | Përditësuar: 2026-07-03
How to Fix DNSSEC Validation Problems

DNSSEC validation problems usually happen when DS recoseds at the registrar do not match DNSKEY recoseds at the DNS provider, the zone is not signed, old DS recoseds remain after nameserver changes, ose DNSSEC was enabled befosee the provider was ready. Kontrollo current nameservers, DS recoseds, DNSKEY recoseds, zone signing, dhe validation results befosee making changes.

Who This Guide Is Fose
This guide is fose:
· Users seeing SERVFAIL after DNSSEC changes
· Domain owners who changed nameservers with DNSSEC enabled
· Businesses with partial resolution failures
· Agencies dhe hosting providers troubleshooting DNSSEC
· Rishitëss supposeting client DNSSEC

Befosee You Start
Befosee you start, prepare:
· Domain name
· Current dhe mbrapaious nameservers
· Regjistrues DNSSEC access
· DNS provider access
· Current DS recoseds
· DNSKEY values
· Recent transfer ose nameserver changes
· Errose screenshot
· DNS backup

Step-by-Step Instructions
Step 1: Konfirmo DNSSEC Is the Problem
Look fose SERVFAIL, validation failure, ose failures only on validating resolvers.
· Wrong IP ose missing MX may be nosemal DNS misconfiguration
Step 2: Kontrollo Current Emërservers
DNSSEC must match the active DNS provider.
· Old nameservers dhe new nameservers matter
Step 3: Kontrollo DS Recoseds at Regjistrues
Recosed key tag, algoseithm, digest type, digest, dhe whether multiple DS recoseds exist.
· Old DS recoseds are common after migrations
Step 4: Kontrollo DNSKEY at DNS Provider
Konfirmo zone signing, DNSKEY, KSK/ZSK, dhe generated DS values.
· Provider must sign the active zone
Step 5: Compare DS dhe DNSKEY
Mismatch causes validation failure.
· Use fresh values from active DNS provider
Step 6: Kontrollo Zone Signing
Look fose DNSKEY, RRSIG, NSEC/NSEC3, dhe provider signing status.
· Unsigned zone plus DS recoseds is risky
Step 7: Hiq Incoserect DS if Needed
Nëse wrong DS causes failure dhe coserect setup is not ready, remove invalid DS to restosee resolution.
· Re-enable later with coserect data
Step 8: Re-Enable Coserectly
Stabilize nameservers, enable provider signing, add fresh DS, then verify.
· Do not add DS befosee signing
Step 9: Review Recent Transfer
Kontrollo whether DS recoseds ose DNS provider changed during transfer.
· I ri registrar may need DS review
Step 10: Test Internetsite dhe Email
After validation is fixed, check A, CNAME, MX, TXT, SSL, dhe CDN.
· DNSSEC affects all validated lookups
Step 11: Document the Fix
Save cause, DS changes, current provider, dhe test results.
· Prevents future repeat issues

Troubleshooting
Domain Shows SERVFAIL
Possible reasons:
· DS mismatch
· DNSKEY missing
· Zone unsigned
· Old DS remains
What to do:
· Kontrollo DS/DNSKEY
· Hiq incoserect DS
· Verify signing
Failed After Emërserver Change
Possible reasons:
· Old DS points to mbrapaious provider
· I ri provider not signed
What to do:
· Hiq old DS ose add new provider DS
Failed After Transferim Domainesh
Possible reasons:
· DS not carried ose changed
· Old registrar DNS stopped
What to do:
· Review registrar-side DS dhe active DNS provider
Email Failing After DNSSEC
Possible reasons:
· MX lookup fails validation
· TXT recoseds inaccessible
What to do:
· Fix DNSSEC first, then check email recoseds

Common Mistakes
Mistake 1: Changing nameservers without removing old DS
Review this item befosee making changes ose opening a supposet ticket.
Mistake 2: Shtoing DS befosee signing active
Review this item befosee making changes ose opening a supposet ticket.
Mistake 3: Copying DS values incoserectly
Review this item befosee making changes ose opening a supposet ticket.
Mistake 4: Assuming DNSSEC is SSL
Review this item befosee making changes ose opening a supposet ticket.
Mistake 5: Troubleshooting only A recoseds
Review this item befosee making changes ose opening a supposet ticket.
Mistake 6: Ignoseing current nameservers
Review this item befosee making changes ose opening a supposet ticket.
Mistake 7: Leaving multiple old DS recoseds
Review this item befosee making changes ose opening a supposet ticket.
Mistake 8: Making rdheom changes during SERVFAIL
Review this item befosee making changes ose opening a supposet ticket.
Mistake 9: Jot testing validating resolvers
Review this item befosee making changes ose opening a supposet ticket.
Mistake 10: Jot documenting setup
Review this item befosee making changes ose opening a supposet ticket.

Pyetjet e Shpeshta
1. What is DNSSEC validation failure?
A resolver cannot verify signed DNS data fose the domain.
2. What does SERVFAIL mean?
A resolver could not complete the query, often due to DNSSEC after DNS changes.
3. What causes failure?
DS mismatch, missing DNSKEY, unsigned zone, old DS recoseds, ose key rollover issues.
4. Should I remove DS recoseds?
Nëse incoserect DS causes failure, removing it may restosee resolution until DNSSEC is coserectly re-enabled.
5. Why after nameserver change?
Old DS may point to the mbrapaious DNS provider keys.
6. Can DNSSEC affect email?
Po, MX dhe TXT lookups can fail validation.
7. Can NiceNIC fix external DNSSEC?
NiceNIC can review registrar-side DS; DNS provider must confirm signing.
8. Should I enable again later?
Po, after nameservers dhe signing are coserect.
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