`mail.firstline.com.au`

DNSSEC	⚠️ Not signed
A	85.187.128.49^{🇸🇬 vercara-udos85.187.128.0/24}
		PTR	`sg1-ts7.a2hosting.com`

`firstline.com.au`

	DNSSEC	⚠️ Not signed
	A	54.66.169.160^{🇦🇺 Amazon54.66.128.0/17 EC2 SYD prefix}
	NS	`ns1.a2hosting.com` ⭐
	NS	`ns2.a2hosting.com`
	NS	`ns3.a2hosting.com`
	NS	`ns4.a2hosting.com`
	MX	`mail.firstline.com.au` ⭐
	TXT	`google-site-verification=a64ZK2BVuG6o73GRZnUwABQTTmFP_lw2Qw4WdGNKvGY`
	TXT	`v=spf1 +a +mx include:spf.a2hosting.com include:amazonses.com -all`
	SOA	`ns1.a2hosting.com`root@sg1-ts7.a2hosting.com 2026-04-12 #3

WOT: SAFE (61/100)

PTR for

210.2.204.173.in-addr.arpa

MX for

firstline.com.au

Same first word

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DNS History

4 records (1 active, 3 former)

○MXmail.firstline.net.au2015-07-18 → 2016-12-21 · 4 obs

● 2015-07-18 12:21:40
● 2016-12-21 01:00:26
○ 2026-03-16 15:28:06
○ 2026-04-12 05:55:56

○A173.204.2.2102015-07-18 → 2015-09-17 · 4 obs

● 2015-07-18 12:21:40
● 2015-09-17 00:29:52
○ 2016-05-13 10:25:16
○ 2026-04-12 05:55:56

○A52.63.8.2152016-05-13 → 2016-12-21 · 5 obs

○ 2015-09-17 00:29:52
● 2016-05-13 10:25:16
● 2016-12-21 01:00:26
○ 2026-03-16 15:28:06
○ 2026-04-12 05:55:56

●A85.187.128.492026-03-16 → 2026-04-12 · 3 obs

○ 2016-12-21 01:00:26
● 2026-03-16 15:28:06
● 2026-04-12 05:55:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
au	t.au, q.au, a.au, s.au...	-
firstline.com.au	ns3.a2hosting.com, ns2.a2hosting.com, ns1.a2hosting.com, ns4.a2hosting.com	-

✅ Authoritative Response

Server:75.2.118.134

NS records: ns3.a2hosting.com, ns2.a2hosting.com, ns1.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstline.com.au (unsigned zone)

⏱️ Timing

Total: 153ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.187.128.49`

Analysis

Mail Server Role

mail.firstline.com.au functions as a mail server for firstline.com.au.

IP Addresses

mail.firstline.com.au resolves to one IP number: 85.187.128.49.

other host names including jcohome.com, hyundai-smg.com, phuketpatongproperty.com, mail.alllife.co.nz and bisalam.com share IP numbers with mail.firstline.com.au.

mail.firstline.com.au - robtex.com