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Fastly.net Domain Trust Report

ACTIVE Fastly — edge cloud platform and CDN used by major websites
PRISM VERDICT

fastly.net has critical issues detected across one or more monitoring dimensions (SSL Certificate, Security Headers). Review the health breakdown below.

Last scanned 23m ago · Aug 22, 2026
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OVERALL TRUST SCORE
49 GRADE D
SSL crit
DNS Healthy
EMAIL Partial
SSL GRADE
F
Expires in 14d
DNS HEALTH
100%
4 nameservers
EMAIL AUTH
1/3
SPF · DKIM · DMARC
HEADERS
F
Score: 15/100
DOMAIN EXPIRY
—
Monitoring...
Critical issues detected — one or more dimensions require immediate attention.

Registration & ownership

WHOIS
Registrar MarkMonitor Inc.
Registered Apr 19, 2011
Updated Mar 17, 2025
Expires Apr 19, 2027
Status clientDeleteProhibited https://icann.org/epp#clientDeleteProhibitedclientTransferProhibited https://icann.org/epp#clientTransferProhibitedclientUpdateProhibited https://icann.org/epp#clientUpdateProhibitedserverDeleteProhibited https://icann.org/epp#serverDeleteProhibited +2
fastly.net is registered with MarkMonitor Inc., since Apr 19, 2011. Domain registration expires Apr 19, 2027. Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited.
Full WHOIS report

DNS records

DNS
A 151.101.1.6151.101.65.6151.101.129.6151.101.193.6
AAAA 2a04:4e42::2622a04:4e42:200::2622a04:4e42:400::2622a04:4e42:600::262
MX aspmx.l.google.com (pri 10)alt1.aspmx.l.google.com (pri 20)
NS ns1.fastly.netns2.fastly.netns3.fastly.netns4.fastly.net
TXT v=spf1 -all_globalsign-domain-verification=hxcKdBZZzwGAaejvvU8jQ9BRrd_NgOWG_NnMnrassn
fastly.net resolves to 151.101.1.6 and 3 more IPs. Nameservers: ns1.fastly.net, ns2.fastly.net (+2). IPv6 (AAAA) is configured. Mail handled by 2 MX records.
Full DNS lookup

Hosting & network

NETWORK
IP address 151.101.1.6151.101.65.6151.101.129.6151.101.193.6
IPv6 2a04:4e42::2622a04:4e42:200::262 +2
Nameservers ns1.fastly.netns2.fastly.netns3.fastly.netns4.fastly.net
Protocol HTTPS HTTP/2
IPv6 support ENABLED
fastly.net is hosted at 151.101.1.6 across 4 IPs. Full IPv6 support is configured. DNS is managed through 4 nameservers (ns1.fastly.net).
Full IP analysis

SSL / TLS

SECURITY
Valid · F Certainly · expires Sep 6, 2026
14 days remaining
TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
Full SSL report

Technology detected

STACK
HTTP/2TLS 1.3HSTSIPv6
Full tech scan

30-day availability

MONITORING
98.50% incidents detected
30d ago today

Email authentication

EMAIL
Full email auth report

Monitoring events

EVENTS
No monitoring events detected — all probes returning clean results.
Run a specific check on fastly.net:
DNS lookup WHOIS SSL check Security headers Email auth Screenshot
DOMAIN INTELLIGENCE

What we know about Fastly.net

Fastly.net has been registered for 15 years (since Apr 19, 2011), managed through MarkMonitor Inc., ranked #39 globally by Tranco, categorised as cdn & security. Its current health score is 49/100 (grade D), with one or more critical issues detected across monitored dimensions. As a network infrastructure provider, its own DNS health, SSL chain, and security headers are a direct signal of its ability to protect the traffic it handles for others.

Security Posture Grade D

fastly.net's security posture: SSL has a critical issue; security headers are largely missing.

SSL crit
Headers F
SSL expiry 14d
Health score 49/100
Email Authentication Partial

SPF is configured, restricting which servers can send email as this domain. DMARC is absent or set to "none" — no enforcement against email spoofing.

SPF Configured
DMARC policy none
Spoofable Yes
Network Infrastructure IPv6

fastly.net resolves to 4 IP addresses (151.101.1.6 and 3 more), IPv6 is enabled, DNS is managed through ns1.fastly.net and ns2.fastly.net (+2 more), email routed through 2 MX records.

Primary IP 151.101.1.6
Nameservers 4
MX records 2
A records 4
DOMAIN LIFECYCLE
Registered Apr 19, 2011 15 years old
Last updated Mar 17, 2025
Expires Apr 19, 2027
Registrar MarkMonitor Inc.
SSL issued by Certainly
DomainScan monitors fastly.net continuously — DNS every hour, SSL & email auth every 6 h, security headers every 12 h, WHOIS every 24 h. Every detected change triggers a severity-classified monitoring event. Refreshed 23m ago
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