`fallback.windinternet.net`

DNSSEC	⚠️ Not signed
A	90.145.221.220^{🇳🇱 Eurofiber-UNET90.145.0.0/16}
		PTR	`spamfilter02.windinternet.nl`

`windinternet.net`

	DNSSEC	⚠️ Not signed
	A	90.145.127.145^{🇳🇱 Eurofiber-UNET90.145.0.0/16}
	NS	`ns01.windinternet.nl` ⭐
	NS	`ns02.windinternet.net`
	MX	`spamfilter04.windinternet.nl` ⭐
	TXT	`v=spf1 ip4:90.145.127.145 ip4:90.145.213.28 ip4:90.145.221.191 ip4:90.145.221...`
	SOA	`ns01.windinternet.nl`info@windinternet.nl 2026-02-17 #2

📈 Tranco rank: #960,099

MX for

Previously MX for

Same first word

fallback.ru

fallback.de

fallback.ca

fallback.it

fallback.zone

fallback.be

fallback.nl

fallback.net

fallback.info

fallback.mx

fallback.fr

fallback.at

fallback.org

fallback.biz

fallback.com

fallback.io

DNS History

3 records (1 active, 2 former)

○A151.80.242.1212015-10-01 → 2017-01-09 · 5 obs

○ 2015-09-11 20:49:16
● 2015-10-01 12:20:48
● 2017-01-09 18:47:00
○ 2021-03-23 17:26:46
○ 2026-03-26 20:35:22

○A80.69.84.1342015-08-16 → 2015-09-11 · 4 obs

● 2015-08-16 08:46:00
● 2015-09-11 20:49:16
○ 2015-10-01 12:20:48
○ 2026-03-26 20:35:22

●A90.145.221.2202021-03-23 → 2026-03-26 · 3 obs

○ 2017-01-09 18:47:00
● 2021-03-23 17:26:46
● 2026-03-26 20:35:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
windinternet.net	ns02.windinternet.net, ns01.windinternet.nl	1 record

✅ Authoritative Response

Server:84.22.106.177

NS records: ns02.windinternet.net, ns01.windinternet.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for windinternet.net (unsigned zone)

⏱️ Timing

Total: 518ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`90.145.221.220`

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns02.windinternet.net)

Analysis

Mail Server Role

fallback.windinternet.net serves as a mail server for tes-online.nl, opstandingskerk.nl, borgerodoorn.nl, huwelijk.nl, gemeenteraadzundert.nl and several other domains.

mail.tes-online.nl, klantmail.windinternet.nl and spamfilter03.windinternet.nl are commonly used as mail servers together with fallback.windinternet.net.

IP Addresses

fallback.windinternet.net resolves to a single IP address: 90.145.221.220.

Other host names, for instance spamfilter02.windinternet.nl, share IP numbers with fallback.windinternet.net.

fallback.windinternet.net - robtex.com