`instance-61305.bigstep.io`

DNSSEC	⚠️ Not signed
A	185.90.51.142^{🇬🇧 BIGSTEP-CLOUD185.90.48.0/22 Bigstep Cloud Services}
		PTR	`instance-61305.bigstep.io`
NS	`ns3.bigstep.com` ⭐
		A	84.40.58.28^{🇬🇧 BIGSTEP-CLOUD84.40.58.0/23 Bigstep Cloud Services}
SOA	`ns3.bigstep.com`systems@bigstep.com serial=1770920650

`bigstep.io`

	DNSSEC	⚠️ Not signed
	A	84.40.15.21^{🇬🇧 BIGSTEP-CLOUD84.40.15.0/24}
	NS	`ns3.bigstep.com` ⭐
	NS	`ns4.bigstep.com`
	MX	`mail.bigstep.io` ⭐
	TXT	`v=spf1 ip4:89.36.24.0/21 ip4:216.139.215.0/24 a mx ~all`
	SOA	`ns3.bigstep.com`systems@bigstep.com 2019-06-14 #2

PTR for

142.51.90.185.in-addr.arpa

DNS History

2 records (2 active, 0 former)

●NSns3.bigstep.com2026-03-14 → 2026-04-24 · 2 obs

● 2026-03-14 13:37:34
● 2026-04-24 02:38:06

●A185.90.51.1422026-03-14 → 2026-04-24 · 2 obs

● 2026-03-14 13:37:34
● 2026-04-24 02:38:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io	-
bigstep.io	ns4.bigstep.com, ns3.bigstep.com	-

✅ Authoritative Response

Server:84.40.58.29

NS records: ns4.bigstep.com, ns3.bigstep.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigstep.io (unsigned zone)

⏱️ Timing

Total: 722ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.90.51.142`
SOA	1	`ns3.bigstep.com systems.bigstep.com`

Analysis

IP Addresses

instance-61305.bigstep.io points to a single IP address: 185.90.51.142.

Other host names such as carre.ro, _dc-mx.6c49bcad3994.simpleclothing.ro, _dc-mx.d16a0c72ebc4.podis.ro, publicitateiasi.ro and mail.bluespotmedia.ro share IP numbers with instance-61305.bigstep.io.

Name Servers

instance-61305.bigstep.io is delegated to a single name server, ns3.bigstep.com.

instance-61305.bigstep.io uses the same name server setup as other domains, including instance-60951.bigstep.io, instance-52156.bigstep.io, instance-59905.bigstep.io, instance-58285.bigstep.io and instance-57395.bigstep.io.

At least part of the name servers for instance-61305.bigstep.io are shared with other domains, for instance 63.40.84.in-addr.arpa, 50.90.185.in-addr.arpa, 244.223.176.in-addr.arpa, bigstep.io and 60.40.84.in-addr.arpa.

These name servers are commonly used alongside the name servers ns4.bigstep.com.

Host ns3.bigstep.com points to IP 84.40.58.28.

instance-61305.bigstep.io - robtex.com