`mailserver.r129.co`

	DNSSEC	⚠️ Not signed
	A	213.171.216.40^{🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd}

`r129.co`

	DNSSEC	⚠️ Not signed
	A	192.200.160.248^{🇺🇸 AS399566192.200.160.0/24 BigCommerce 11305 Four Points Drive Building II, Suite 300 Austin TX 78726 United States}
	NS	`ns1.bigcommerce.com` ⭐
	NS	`ns2.bigcommerce.com`
	NS	`ns3.bigcommerce.com`
	MX	`r129-co.mail.protection.outlook.com` ⭐
	TXT	`google-site-verification=9ikCQjLK0V1cjETpK2MO-TssMz1r50XvqQ8EOdaylbg`
	TXT	`v=spf1 include:_spf.mlsend.com +a +mx ip4:213.171.216.0/24 ip4:77.68.64.0/27...`
	TXT	`MS=ms74486272`
	TXT	`google-site-verification=5bVbAHoo03o8oujiXJE1KT7oFlhm31VJYBNYKk1dhB8`
	SOA	`ns1.bigcommerce.com`serverops@bigcommerce.com 2026-03-10 #0

Previously MX for

r129.co

Same first word

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Similar names

DNS History

2 records (1 active, 1 former)

○A213.171.216.1142015-06-21 → 2016-06-29 · 3 obs

● 2015-06-21 09:33:26
● 2016-06-29 21:36:50
○ 2026-04-15 06:01:56

●A213.171.216.402026-04-15 → 2026-04-15 · 2 obs

○ 2016-06-29 21:36:50
● 2026-04-15 06:01:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	c.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co	-
r129.co	ns3.bigcommerce.com, ns1.bigcommerce.com, ns2.bigcommerce.com	-

✅ Authoritative Response

Server:172.64.53.195

NS records: ns3.bigcommerce.com, ns1.bigcommerce.com, ns2.bigcommerce.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for r129.co (unsigned zone)

⏱️ Timing

Total: 1356ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.171.216.40`

Analysis

IP Addresses

mailserver.r129.co points to a single IP number: 213.171.216.40.

Other host names, for instance mailserver.flandish.com, mailserver.caflon.gr, mail.ghanavillas.co.uk, mailserver.support123.co.uk and mailserver.dublin.anglican.org share IP numbers with mailserver.r129.co.

mailserver.r129.co - robtex.com