`zithromaxonline.com`

DNSSEC	⚠️ Not signed
A	185.235.144.85^{🇳🇱 ULTAHOST-AS185.235.144.0/24}
NS	`ns1.grantwebportal.com` ⭐
		A	185.82.73.51^{🇳🇱 ULTAHOST-AS185.82.73.0/24}
NS	`ns2.grantwebportal.com`
		A	185.82.73.51^{🇳🇱 ULTAHOST-AS185.82.73.0/24}
MX	`zithromaxonline.com` ⭐
		A	185.235.144.85^{🇳🇱 ULTAHOST-AS185.235.144.0/24}
TXT	`v=spf1 +a +mx +ip4:185.82.73.51 +ip4:185.235.144.85 +ip4:176.123.5.144 +ip4:1...`
SOA	`ns1.grantwebportal.com`root@185-82-73-51.cprapid.com 2026-07-26 #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=1786070679

PTR for

179.5.123.176.in-addr.arpa

147.5.123.176.in-addr.arpa

MX for

zithromaxonline.com

Same first word

zithromaxonline.com

DNS History

20 records (4 active, 16 former)

○NSdns1.name-services.com2015-05-24 → 2020-02-08 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

○NSdns2.name-services.com2015-05-24 → 2020-02-08 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

○NSdns3.name-services.com2015-05-24 → 2020-02-08 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

○NSdns4.name-services.com2015-05-24 → 2020-02-08 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

○NSdns5.name-services.com2015-05-24 → 2020-02-08 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

●NSns1.grantwebportal.com2026-05-28 → 2026-08-07 · 3 obs

○ 2026-03-28 07:15:44
● 2026-05-28 20:08:10
● 2026-08-07 02:46:22

○NSns1.halfhanger.net2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 19:16:08
○ 2015-05-24 13:15:20
○ 2026-08-07 02:46:22

○NSns1.penndrugstore.com2026-03-06 → 2026-03-28 · 5 obs

○ 2020-02-08 11:26:56
● 2026-03-06 19:22:34
● 2026-03-28 07:15:44
○ 2026-05-28 20:08:10
○ 2026-08-07 02:46:22

●NSns2.grantwebportal.com2026-05-28 → 2026-08-07 · 3 obs

○ 2026-03-28 07:15:44
● 2026-05-28 20:08:10
● 2026-08-07 02:46:22

○NSns2.halfhanger.net2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 19:16:08
○ 2015-05-24 13:15:20
○ 2026-08-07 02:46:22

○NSns2.penndrugstore.com2026-03-06 → 2026-03-28 · 5 obs

○ 2020-02-08 11:26:56
● 2026-03-06 19:22:34
● 2026-03-28 07:15:44
○ 2026-05-28 20:08:10
○ 2026-08-07 02:46:22

○MXp.nsm.ctmail.com2015-05-24 → 2015-12-31 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2015-12-31 05:21:00
○ 2016-03-31 10:51:34
○ 2026-08-07 02:46:22

●MXzithromaxonline.com2026-03-06 → 2026-08-07 · 3 obs

○ 2016-03-31 10:51:34
● 2026-03-06 19:22:34
● 2026-08-07 02:46:22

○A172.245.255.1262016-03-31 → 2016-09-08 · 5 obs

○ 2015-12-31 05:21:00
● 2016-03-31 10:51:34
● 2016-09-08 17:39:20
○ 2017-03-31 22:26:24
○ 2026-08-07 02:46:22

○A176.123.5.1472026-03-06 → 2026-03-28 · 5 obs

○ 2020-02-08 11:26:56
● 2026-03-06 19:22:34
● 2026-03-28 07:15:44
○ 2026-05-28 20:08:10
○ 2026-08-07 02:46:22

●A185.235.144.852026-05-28 → 2026-08-07 · 3 obs

○ 2026-03-28 07:15:44
● 2026-05-28 20:08:10
● 2026-08-07 02:46:22

○A38.97.225.1352008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 19:16:08
○ 2015-05-24 13:15:20
○ 2026-08-07 02:46:22

○A64.74.223.402015-05-24 → 2015-12-31 · 5 obs

○ 2008-03-07 19:16:08
● 2015-05-24 13:15:20
● 2015-12-31 05:21:00
○ 2016-03-31 10:51:34
○ 2026-08-07 02:46:22

○A69.64.147.2432017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-08 17:39:20
● 2017-03-31 22:26:24
○ 2020-02-08 11:26:56
○ 2026-08-07 02:46:22

○A69.64.147.2442020-02-08 → 2020-02-08 · 4 obs

○ 2017-03-31 22:26:24
● 2020-02-08 11:26:56
○ 2026-03-06 19:22:34
○ 2026-08-07 02:46:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
zithromaxonline.com	ns1.grantwebportal.com, ns2.grantwebportal.com	2 records

✅ Authoritative Response

Server:185.82.73.51

NS records: ns1.grantwebportal.com, ns2.grantwebportal.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zithromaxonline.com (unsigned zone)

⏱️ Timing

Total: 236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.235.144.85`
NS	2	`ns2.grantwebportal.com, ns1.grantwebportal.com`
MX	1	`zithromaxonline.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:185.82.73.51 +ip4:185`
SOA	1	`ns1.grantwebportal.com root.185-82-73-51`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.grantwebportal.com, ns2.grantwebportal.com)

Analysis

Mail Server Role

zithromaxonline.com handles its own mail, functioning as its own mail server.

IP Addresses

zithromaxonline.com resolves to just one IP address, 185.235.144.85.

Name Servers

DNS delegation for zithromaxonline.com points to two name servers: ns1.grantwebportal.com and ns2.grantwebportal.com.

Among the domains sharing the same name servers as zithromaxonline.com are grantdrugstore.com, healpharmacy.com and sanfordpharmacy.com.

zithromaxonline.com has partial name server overlap with other domains, including grantwebportal.com.

These name servers often co-occur with the name servers ns1.cprapid.com.

Both ns1.grantwebportal.com and ns2.grantwebportal.com have a single IP address, 185.82.73.51, and share it.

Host names pointing to 185.82.73.51 IP addresses: ns1.grantwebportal.com and ns2.grantwebportal.com.

Mail Servers

zithromaxonline.com is served by just one mail server: zithromaxonline.com.

zithromaxonline.com has exactly one IP number: 185.235.144.85.

zithromaxonline.com - robtex.com