`fallback1.guzzco.nl`

DNSSEC	⚠️ Not signed
A	2a02:2870:1:106:46:17:8:251^{🇳🇱 GLOBAL-E2a02:2870::/33 Ospito B.V.}
		PTR	`fallback1.ospito.nl`
A	46.17.8.251^{🇳🇱 GLOBAL-E46.17.8.0/22 Ospito B.V.}

`guzzco.nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.ospito.nl` ⭐
	NS	`ns2.ospito.net`
	NS	`ns3.ospito.eu`
	MX	`mail.guzzco.nl` ⭐
	MX	`fallback1.guzzco.nl`⁽²⁰⁾
	MX	`fallback2.guzzco.nl`⁽³⁰⁾
	MX	`fallback3.guzzco.nl`⁽⁴⁰⁾
	TXT	`v=spf1 a mx ip4:46.17.8.90 ~all`
	SOA	`ns1.ospito.nl`hostmaster@guzzco.nl 2026-04-01 #1

MX for

guzzco.nl

DNS History

2 records (2 active, 0 former)

●A2a02:2870:1:106:46:17:8:2512026-03-13 → 2026-04-25 · 3 obs

○ 2015-08-03 14:16:16
● 2026-03-13 22:00:44
● 2026-04-25 21:49:30

●A46.17.8.2512015-08-03 → 2026-04-25 · 2 obs

● 2015-08-03 14:16:16
● 2026-04-25 21:49:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
guzzco.nl	ns1.ospito.nl, ns2.ospito.net, ns3.ospito.eu	2 records

✅ Authoritative Response

Server:46.17.14.250

NS records: ns1.ospito.nl, ns2.ospito.net, ns3.ospito.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 654ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.17.8.251`
AAAA	1	`2a02:2870:1:106:46:17:8:251`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.ospito.nl, ns1.ospito.nl)

Analysis

Mail Server Role

fallback1.guzzco.nl serves as a mail server for guzzco.nl.

fallback2.guzzco.nl, fallback3.guzzco.nl and mail.guzzco.nl are commonly used as mail servers together with fallback1.guzzco.nl.

IP Addresses

fallback1.guzzco.nl has two IP numbers: 2a02:2870:1:106:46:17:8:251 and 46.17.8.251.

Other host names, for instance fallback1.kuijsconnections.eu, fallback1.ospitointernet.be, fallback1.schoorsteenveger-steevens.nl, fallback1.sintopbezoek.nl and fallback1.the-ubiquist.com share IP numbers with fallback1.guzzco.nl.

fallback1.guzzco.nl - robtex.com

fallback1.guzzco.nl

guzzco.nl