IPv4 Addresses
upfront.nu. 1200 IN A 199.16.172.216 upfront.nu. 1200 IN A 199.16.173.5
Name Servers
upfront.nu. 1200 IN NS ns1.openhostingservice.com. upfront.nu. 1200 IN NS ns2.openhostingservice.com. upfront.nu. 1200 IN NS ns3.openhostingservice.com. upfront.nu. 1200 IN NS ns4.openhostingservice.com. upfront.nu. 1200 IN NS ns5.openhostingservice.com.
Mail Servers
upfront.nu. 1200 IN MX 10 upfront-nu.mail.protection.outlook.com.
SOA Details
upfront.nu. 1200 IN SOA ns10.digicertdns.com. dns.digicertdns.com. 2009010150 43200 3600 1209600 180
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
upfront.nu. 1200 IN DMARC v=DMARC1; p=none; rua=mailto:[email protected]
DKIM
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | a |
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| + Pass | mx |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| - Fail | all |
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upfront.nu. 1200 IN TXT "v=spf1 a mx ip4:199.16.172.216 ip4:62.63.229.66 ip4:212.146.234.54 include:spf.protection.outlook.com include:mail.zendesk.com include:spf.upsales.com -all"
MTA-STS
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
upfront.nu. 1200 IN TXT "MS=ms66211163" upfront.nu. 1200 IN TXT "brevo-code:7c6a3c7f781762fd8948d579cd219672" upfront.nu. 1200 IN TXT "upsales-customer-domain-verification=8166338043432ccc5b469b8d7db50c12" upfront.nu. 1200 IN TXT "upsales-customer-domain-verification=93974ea099341cd7e341518daa9356a9" upfront.nu. 1200 IN TXT "atomic-domain-7cff6d1bd989e61b5fa52da2eba064a1c54149eb1544f514f40bd216909c0bcb"
DNSSEC Next Secure
upfront.nu. 1200 IN NSEC upfronts.nu ["NSEC", "RRSIG", "NS"]