effective-altruism.dk DNS records

🖥️ Nameservers3 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
a.dns.gandi.net	173.246.98.1 2604:3400:abca::1	a.dns.gandi.net a.dns.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
b.dns.gandi.net	2001:4b98:abcb::1 213.167.229.1	b.dns.gandi.net b.dns.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS
c.dns.gandi.net	217.70.179.1 2604:3400:abcc::1	c.dns.gandi.net c.dns.gandi.net	AS209453 GANDI SAS AS209453 GANDI SAS

🌍 A Records1 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.70.184.38	10800s	webredir.vip.gandi.net	AS29169	GANDI SAS	217.70.184.0/23	🇫🇷 France	Paris

📧 MX Records3 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	10800s	effectivealtruism.ch	198.185.159.144 198.185.159.145	— —	AS53831 Squarespace, Inc. AS53831 Squarespace, Inc.
10	10800s	spool.mail.gandi.net	2001:4b98:e00::1 217.70.178.1	spool.mail.gandi.net spool.mail.gandi.net	AS29169 GANDI SAS AS29169 GANDI SAS
50	10800s	fb.mail.gandi.net	2001:4b98:dc4:8::215 2001:4b98:dc4:8::216 2001:4b98:dc4:8::217 217.70.178.215 217.70.178.216 217.70.178.217	spool6.mail.gandi.net spool7.mail.gandi.net spool8.mail.gandi.net spool6.mail.gandi.net spool7.mail.gandi.net spool8.mail.gandi.net	AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS AS29169 GANDI SAS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	webredir.vip.gandi.net → 217.70.184.50
🔶 Autoconfig	webredir.vip.gandi.net → 217.70.184.50

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 331ms

TXT Record
google-site-verification=YGMJd84R_pqO_bRsDh9v_MANRWb9R3CXNCYEZkYrm3w
v=spf1 a mx ip4:194.126.200.0/24 ip4:149.126.0.0/21 ip4:209.85.220.179/32 include:_spf.google.com -all

✉️ SPF

Policy	Record (effective-altruism.dk)
-all (hard fail)	v=spf1 a mx ip4:194.126.200.0/24 ip4:149.126.0.0/21 ip4:209.85.220.179/32 include:_spf.google.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.effective-altruism.dk	webredir.vip.gandi.net

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC106ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA105ms

Field	Value
Serial	1450273186
Primary NS (MNAME)	a.dns.gandi.net
Responsible (RNAME)	hostmaster@gandi.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

58ms

A

91ms

MX

54ms

AAAA

57ms

TXT

331ms

CAA

69ms

HTTPS

57ms

TLSA

153ms

SOA

105ms

MTA-STS

112ms

DNSSEC

106ms

SRV

129ms

Total

1405ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 18:13:41	1405ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 22:16:29	1263ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 06:33:16	18387ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 06:12:19	2483ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 06:04:35	933ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 06:00:10	2436ms	3 NS 1 A 3 MX	🔓 Insecure	View