`mail.holtwalker.com`

DNSSEC	⚠️ Not signed
A	178.104.125.132^{🇬🇧 UNSPECIFIED160.0.0.0/3}
		PTR	`mail.holtwalker.com`

`holtwalker.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:9b0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:a124^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.176^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.161.36^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carter.ns.cloudflare.com` ⭐
NS	`cruz.ns.cloudflare.com`
MX	`mail.holtwalker.com` ⭐
TXT	`brevo-code:992843eee2cddb7ad7a57ad2567ad9d3`
TXT	`v=spf1 a mx ip4:178.104.125.132 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.9.176, 172.67.161.36
		IPv6 hints	2606:4700:3032::6815:9b0, 2606:4700:3034::ac43:a124
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com
SOA	`carter.ns.cloudflare.com`dns@cloudflare.com serial=2400468069

⚠️ On DNS blocklist: tif, ultimate

PTR for

132.125.104.178.in-addr.arpa

MX for

holtwalker.com

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DNS History

1 record (1 active, 0 former)

●A178.104.125.1322026-04-14 → 2026-04-15 · 2 obs

● 2026-04-14 22:27:30
● 2026-04-15 04:05:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
holtwalker.com	cruz.ns.cloudflare.com, carter.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.88

NS records: cruz.ns.cloudflare.com, carter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holtwalker.com (unsigned zone)

⏱️ Timing

Total: 109ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.104.125.132`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cruz.ns.cloudflare.com, cruz.ns.cloudflare.com, cruz.ns.cloudflare.com...)

Analysis

Mail Server Role

mail.holtwalker.com is the mail server for holtwalker.com.

IP Addresses

mail.holtwalker.com resolves to one IP number: 178.104.125.132.

mail.holtwalker.com - robtex.com