`zenbilling.com`

DNSSEC	⚠️ Not signed
A	18.214.48.22^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
		PTR	`ec2-18-214-48-22.compute-1.amazonaws.com`
A	35.170.205.142^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
NS	`ns-831.awsdns-39.net` ⭐
		A	2600:9000:5303:3f00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-831.awsdns-39.net`
		A	205.251.195.63^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-831.awsdns-39.net`
NS	`ns-121.awsdns-15.com`
		A	2600:9000:5300:7900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-121.awsdns-15.com`
		A	205.251.192.121^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-121.awsdns-15.com`
NS	`ns-1423.awsdns-49.org`
		A	2600:9000:5305:8f00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1423.awsdns-49.org`
		A	205.251.197.143^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1423.awsdns-49.org`
NS	`ns-1733.awsdns-24.co.uk`
		A	2600:9000:5306:c500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1733.awsdns-24.co.uk`
		A	205.251.198.197^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1733.awsdns-24.co.uk`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
SOA	`ns-831.awsdns-39.net`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

PTR for

112.17.66.77.in-addr.arpa

Same first word

zenbilling.com

DNS History

20 records (8 active, 12 former)

●NSns-121.awsdns-15.com2015-12-18 → 2026-03-11 · 3 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
● 2026-03-11 03:45:24

●NSns-1423.awsdns-49.org2015-12-18 → 2026-03-11 · 3 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
● 2026-03-11 03:45:24

●NSns-1733.awsdns-24.co.uk2015-12-18 → 2026-03-11 · 3 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
● 2026-03-11 03:45:24

●NSns-831.awsdns-39.net2015-12-18 → 2026-03-11 · 3 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
● 2026-03-11 03:45:24

○NSns1.linode.com2015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

○NSns2.linode.com2015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

○NSns3.linode.com2015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

○NSns4.linode.com2015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

○NSns5.linode.com2015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

●MXin1-smtp.messagingengine.com2015-05-18 → 2026-03-11 · 2 obs

● 2015-05-18 03:35:18
● 2026-03-11 03:45:24

●MXin2-smtp.messagingengine.com2015-05-18 → 2026-03-11 · 2 obs

● 2015-05-18 03:35:18
● 2026-03-11 03:45:24

○A107.23.184.2072015-12-18 → 2015-12-18 · 4 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
○ 2016-02-02 09:12:36
○ 2026-03-11 03:45:24

●A18.214.48.222026-03-11 → 2026-03-11 · 3 obs

○ 2016-11-16 14:28:08
● 2026-03-11 03:45:22
● 2026-03-11 03:45:24

●A35.170.205.1422026-03-11 → 2026-03-11 · 3 obs

○ 2016-11-16 14:28:08
● 2026-03-11 03:45:22
● 2026-03-11 03:45:24

○A52.22.98.112015-12-18 → 2015-12-18 · 4 obs

○ 2015-10-11 08:35:16
● 2015-12-18 00:08:16
○ 2016-02-02 09:12:36
○ 2026-03-11 03:45:24

○A52.4.78.672016-05-24 → 2016-11-16 · 5 obs

○ 2016-04-11 04:35:36
● 2016-05-24 21:20:56
● 2016-11-16 14:28:08
○ 2026-03-11 03:45:22
○ 2026-03-11 03:45:24

○A52.5.76.2402016-05-24 → 2016-11-16 · 5 obs

○ 2016-04-11 04:35:36
● 2016-05-24 21:20:56
● 2016-11-16 14:28:08
○ 2026-03-11 03:45:22
○ 2026-03-11 03:45:24

○A54.173.184.42016-02-02 → 2016-04-11 · 5 obs

○ 2015-12-18 00:08:16
● 2016-02-02 09:12:36
● 2016-04-11 04:35:36
○ 2016-05-24 21:20:56
○ 2026-03-11 03:45:24

○A54.86.14.1462016-02-02 → 2016-04-11 · 5 obs

○ 2015-12-18 00:08:16
● 2016-02-02 09:12:36
● 2016-04-11 04:35:36
○ 2016-05-24 21:20:56
○ 2026-03-11 03:45:24

○A66.175.209.1282015-05-18 → 2015-10-11 · 4 obs

● 2015-05-18 03:35:18
● 2015-10-11 08:35:16
○ 2015-12-18 00:08:16
○ 2026-03-11 03:45:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
zenbilling.com	ns-121.awsdns-15.com, ns-831.awsdns-39.net, ns-1733.awsdns-24.co.uk, ns-1423.awsdns-49.org	1 record

✅ Authoritative Response

Server: 205.251.192.121

NS records: ns-121.awsdns-15.com, ns-831.awsdns-39.net, ns-1733.awsdns-24.co.uk, ns-1423.awsdns-49.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zenbilling.com (unsigned zone)

⏱️ Timing

Total: 444ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`18.214.48.22, 35.170.205.142`
NS	4	`ns-121.awsdns-15.com, ns-1423.awsdns-49.org...`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
SOA	1	`ns-831.awsdns-39.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-121.awsdns-15.com)

Analysis

IP Addresses

zenbilling.com points to two IP numbers: 18.214.48.22 and 35.170.205.142.

Other host names such as mastertajweed.com, (0x736578)-4-life.com, inspires.dk, ellanylea.com and joyfuldoctor.com share IPs with zenbilling.com.

Name Servers

zenbilling.com is delegated to four name servers: ns-121.awsdns-15.com, ns-831.awsdns-39.net, ns-1423.awsdns-49.org and ns-1733.awsdns-24.co.uk.

zenbilling.com at least partially shares name servers with other domains, for instance molals.com, gangeskar.net, nlobby.com, verifyt.com and eurosportplayer.sk.

Host names with two IP numbers: ns-121.awsdns-15.com points to 2600:9000:5300:7900::1 and 205.251.192.121; ns-831.awsdns-39.net points to 2600:9000:5303:3f00::1 and 205.251.195.63; ns-1423.awsdns-49.org points to 2600:9000:5305:8f00::1 and 205.251.197.143; ns-1733.awsdns-24.co.uk points to 2600:9000:5306:c500::1 and 205.251.198.197.

Mail Servers

zenbilling.com is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

The mail server setup for zenbilling.com matches that of other domains, for instance divboard.com, jegtnes.co.uk, zosman.com, mauritsmisana.nl and johnlabovitz.com.

zenbilling.com shares some mail servers with other domains, for instance yzutbfns.com, fgjmsa.com and www.bolderflight.com.

Eight IP numbers per host name: in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Four IP numbers per host name: in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

zenbilling.com - robtex.com

zenbilling.com

com

PTR for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`zenbilling.com`

`com`