imailserver.org - dns.ninja

`imailserver.org`

DNSSEC	⚠️ Not signed
A	156.21.0.34^{🇺🇸 AS31817156.21.0.0/23 Progress Software Corporation}
NS	`mail.imailserver.org` ⭐
		A	156.21.0.34^{🇺🇸 AS31817156.21.0.0/23 Progress Software Corporation}
NS	`pdns1.ultradns.net`
		A	2001:502:f3ff::1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`pdns2.ultradns.net`
		A	2610:a1:1014::1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns2.ultradns.net`
		A	204.74.109.1^{🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar}
			PTR	`pdns2.ultradns.net`
NS	`pdns3.ultradns.org`
		A	2610:a1:1015::1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns3.ultradns.org`
		A	199.7.68.1^{🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar}
			PTR	`pdns3.ultradns.org`
NS	`pdns4.ultradns.org`
		A	2001:502:4612::1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns4.ultradns.org`
		A	199.7.69.1^{🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar}
			PTR	`pdns4.ultradns.org`
NS	`pdns5.ultradns.info`
		A	2610:a1:1016::1^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns5.ultradns.info`
		A	204.74.114.1^{🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar}
			PTR	`pdns5.ultradns.info`
NS	`pdns6.ultradns.co.uk`
		A	2610:a1:1017::1^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns6.ultradns.co.uk`
		A	204.74.115.1^{🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar}
			PTR	`pdns6.ultradns.co.uk`
MX	`mail.imailserver.org` ⭐
		A	156.21.0.34^{🇺🇸 AS31817156.21.0.0/23 Progress Software Corporation}
TXT	`v=spf1 +a +mx -all`
SOA	`mail.imailserver.org`hostmaster@imailserver.org serial=45

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785974507

Subdomains

mail.imailserver.org

Same first word

imailserver.mobi

imailserver.de

imailserver.biz

imailserver.com

imailserver.info

imailserver.nl

imailserver.net

imailserver.org

Similar names

amerisilver.com

reversimail.ru

DNS History

11 records (9 active, 2 former)

●NSmail.imailserver.org2015-06-08 → 2026-08-06 · 2 obs

● 2015-06-08 13:22:56
● 2026-08-06 00:19:38

●NSpdns1.ultradns.net2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●NSpdns2.ultradns.net2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●NSpdns3.ultradns.org2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●NSpdns4.ultradns.org2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●NSpdns5.ultradns.info2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●NSpdns6.ultradns.co.uk2026-02-19 → 2026-08-06 · 3 obs

○ 2015-06-08 13:22:56
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

●MXmail.imailserver.org2015-06-08 → 2026-08-06 · 2 obs

● 2015-06-08 13:22:56
● 2026-08-06 00:19:38

○A12.197.170.712015-06-08 → 2016-04-17 · 4 obs

● 2015-06-08 13:22:56
● 2016-04-17 08:15:46
○ 2017-05-27 12:34:30
○ 2026-08-06 00:19:38

●A156.21.0.342026-02-19 → 2026-08-06 · 3 obs

○ 2017-05-27 12:34:30
● 2026-02-19 02:31:56
● 2026-08-06 00:19:38

○A156.21.20.2002017-05-27 → 2017-05-27 · 4 obs

○ 2016-04-17 08:15:46
● 2017-05-27 12:34:30
○ 2026-02-19 02:31:56
○ 2026-08-06 00:19:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
imailserver.org	pdns2.ultradns.net, pdns6.ultradns.co.uk, pdns4.ultradns.org, pdns5.ultradns.info...	4 records

✅ Authoritative Response

Server:199.7.68.1

NS records: pdns2.ultradns.net, pdns6.ultradns.co.uk, pdns4.ultradns.org, pdns5.ultradns.info, pdns1.ultradns.net, pdns3.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for imailserver.org (unsigned zone)

⏱️ Timing

Total: 1802ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.21.0.34`
NS	6	`pdns1.ultradns.net, pdns2.ultradns.net...`
MX	1	`mail.imailserver.org (pri: 10)`
TXT	1	`v=spf1 +a +mx -all`
SOA	1	`mail.imailserver.org hostmaster.imailser`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns4.ultradns.org, pdns3.ultradns.org, pdns4.ultradns.org...)

Analysis

Hierarchy

mail.imailserver.org is delegated beneath imailserver.org.

IP Addresses

imailserver.org resolves to one IP address: 156.21.0.34.

Host names such as alpha.ipswitch.com, mail.imailserver.org and imail.ipswitch.com share their IP numbers with imailserver.org.

Name Servers

imailserver.org is served by 7 authoritative name servers — among them pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 4 others.

There is at least partial name server overlap between imailserver.org and other domains — pollg.com, dictionaryofphysics.net, wwte12.com and two more among them.

These name servers regularly appear alongside pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 5 other name servers in NS record sets.

Hostnames that resolve to two IP addresses:

pdns5.ultradns.info resolves to two addresses: 204.74.114.1 and 2610:a1:1016::1.

pdns1.ultradns.net resolves to two addresses: 204.74.108.1 and 2001:502:f3ff::1.

pdns2.ultradns.net resolves to two addresses: 204.74.109.1 and 2610:a1:1014::1.

pdns3.ultradns.org resolves to two addresses: 199.7.68.1 and 2610:a1:1015::1.

pdns4.ultradns.org resolves to two addresses: 199.7.69.1 and 2001:502:4612::1.

pdns6.ultradns.co.uk resolves to two addresses: 204.74.115.1 and 2610:a1:1017::1.

Hosts with just one IP address:

The hostname mail.imailserver.org resolves to 156.21.0.34.

Mail Servers

Mail for imailserver.org is handled by a single mail server, mail.imailserver.org.