`mail.optimerat.se`

DNSSEC	⚠️ Not signed
A	193.53.40.235^{🇹🇷 HOSTUP193.53.40.0/24}
		PTR	`srv11.hostup.se`

`optimerat.se`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:508a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b781^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.138^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.129^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`primary.ns.hostup.se` ⭐
NS	`secondary.ns.hostup.se`
MX	`mail.optimerat.se` ⭐
TXT	`google-site-verification=-XDp9aB652gZLcoW1DgfPK0zeiuFy6w7OqltgZlGiwk`
TXT	`v=spf1 mx include:relay.mailchannels.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.80.138, 172.67.183.129
		IPv6 hints	2606:4700:3030::6815:508a, 2606:4700:3035::ac43:b781
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`primary.ns.hostup.se`dns@cloudflare.com serial=2402032371

MX for

optimerat.se

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DNS History

1 record (1 active, 0 former)

●A193.53.40.2352026-03-25 → 2026-04-28 · 2 obs

● 2026-03-25 20:43:14
● 2026-04-28 22:20:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
optimerat.se	primary.ns.hostup.se, secondary.ns.hostup.se	-

✅ Authoritative Response

Server:198.41.222.135

NS records: primary.ns.hostup.se, secondary.ns.hostup.se

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 866ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.53.40.235`

Analysis

Mail Server Role

mail.optimerat.se functions as a mail server for optimerat.se.

IP Addresses

mail.optimerat.se points to IP number: 193.53.40.235.

Other host names such as toptint.se, mail.spds.se, mail.tingstade.com, mail.destinationhelsingborg.se and stv.se share IPs with mail.optimerat.se.

mail.optimerat.se - robtex.com