`o6.appmail.formstack.com`

DNSSEC	⚠️ Not signed
A	167.89.76.226^{🇺🇸 ASN-SENDGRID167.89.64.0/19 Twilio, Inc. 1801 California Street Suite 500 Denver CO 80202 United States}
		PTR	`o6.appmail.formstack.com`

`appmail.formstack.com`

	CNAME	`u2350393.wl144.sendgrid.net`
	DNSSEC	⚠️ Not signed
	MX	`mx.sendgrid.net` ⭐
	TXT	`v=spf1 include:sendgrid.net ~all`

WOT: SAFE (79/100)
WOT: SAFE (87/100)

PTR for

226.76.89.167.in-addr.arpa

Same first word

o6.hu

o6.org

o6.com

o6.su

o6.com.au

o6.cz

o6.cn

o6.sk

o6.de

o6.lv

o6.ru

o6.pl

o6.fr

o6.net

o6.nl

o6.be

Similar names

6o.su

6o.com

6o.nl

6o.cn

6o.by

6o.cz

6o.net

6o.au

6o.ws

6o.cc

6o.co.uk

6o.dk

6o.vc

6o.ru

DNS History

1 record (1 active, 0 former)

●A167.89.76.2262017-03-13 → 2026-04-15 · 2 obs

● 2017-03-13 22:52:10
● 2026-04-15 15:01:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
formstack.com	ns-701.awsdns-23.net, ns-500.awsdns-62.com, ns-1400.awsdns-47.org, ns-2016.awsdns-60.co.uk	1 record

✅ Authoritative Response

Server:205.251.194.189

NS records: ns-701.awsdns-23.net, ns-500.awsdns-62.com, ns-1400.awsdns-47.org, ns-2016.awsdns-60.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for formstack.com (unsigned zone)

⏱️ Timing

Total: 315ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`167.89.76.226`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-500.awsdns-62.com)

Analysis

IP Addresses

o6.appmail.formstack.com resolves to one IP number: 167.89.76.226.

o6.appmail.formstack.com - robtex.com