nullmail.net - dns.ninja

`nullmail.net`

DNSSEC	⚠️ Not signed
NS	`greg.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c173^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`greg.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2173^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`greg.ns.cloudflare.com`
		A	108.162.193.115^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	172.64.33.115^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	173.245.59.115^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
NS	`shubhi.ns.cloudflare.com`
		A	2606:4700:50::a29f:263f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`shubhi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`shubhi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`shubhi.ns.cloudflare.com`
		A	108.162.194.63^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`shubhi.ns.cloudflare.com`
		A	162.159.38.63^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`shubhi.ns.cloudflare.com`
		A	172.64.34.63^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`shubhi.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`apple-domain=bDwBOp9JQ1tEg09r`
TXT	`v=spf1 include:icloud.com ~all`
SOA	`greg.ns.cloudflare.com`dns@cloudflare.com serial=2410289825

`net`

	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=1786642404

Previously MX for

nullmail.net

Same first word

nullmail.org

nullmail.net

nullmail.de

nullmail.dk

Similar names

mailnull.net

ulinmall.com

mailnull.com

DNS History

16 records (4 active, 12 former)

○NSdns.homebbs.com2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 06:10:20
○ 2015-12-03 02:56:26
○ 2026-08-13 17:45:10

○NSdns.homeisp.com2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 06:10:20
○ 2015-12-03 02:56:26
○ 2026-08-13 17:45:10

●NSgreg.ns.cloudflare.com2026-05-28 → 2026-08-13 · 3 obs

○ 2019-02-14 12:58:08
● 2026-05-28 00:30:32
● 2026-08-13 17:45:10

○NSns1.nullmail.net2016-03-07 → 2016-03-07 · 4 obs

○ 2015-12-03 02:56:26
● 2016-03-07 11:04:04
○ 2019-02-14 12:58:08
○ 2026-08-13 17:45:10

○NSns1.rtpdns.com2019-02-14 → 2019-02-14 · 4 obs

○ 2016-03-07 11:04:04
● 2019-02-14 12:58:08
○ 2026-05-28 00:30:32
○ 2026-08-13 17:45:10

○NSns2.nullmail.net2016-03-07 → 2016-03-07 · 4 obs

○ 2015-12-03 02:56:26
● 2016-03-07 11:04:04
○ 2019-02-14 12:58:08
○ 2026-08-13 17:45:10

○NSns2.rtpdns.com2019-02-14 → 2019-02-14 · 4 obs

○ 2016-03-07 11:04:04
● 2019-02-14 12:58:08
○ 2026-05-28 00:30:32
○ 2026-08-13 17:45:10

○NSns3.homeisp.com2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 06:10:20
○ 2015-12-03 02:56:26
○ 2026-08-13 17:45:10

●NSshubhi.ns.cloudflare.com2026-05-28 → 2026-08-13 · 3 obs

○ 2019-02-14 12:58:08
● 2026-05-28 00:30:32
● 2026-08-13 17:45:10

○MXmail.nullmail.net2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 06:10:20
○ 2015-12-03 02:56:26
○ 2026-08-13 17:45:10

●MXmx01.mail.icloud.com2026-05-28 → 2026-08-13 · 3 obs

○ 2019-02-14 12:58:08
● 2026-05-28 00:30:32
● 2026-08-13 17:45:10

●MXmx02.mail.icloud.com2026-05-28 → 2026-08-13 · 3 obs

○ 2019-02-14 12:58:08
● 2026-05-28 00:30:32
● 2026-08-13 17:45:10

○MXnullmail.net2016-03-07 → 2019-02-14 · 5 obs

○ 2015-12-03 02:56:26
● 2016-03-07 11:04:04
● 2019-02-14 12:58:08
○ 2026-05-28 00:30:32
○ 2026-08-13 17:45:10

○A207.182.133.1552019-02-14 → 2019-02-14 · 4 obs

○ 2016-03-07 11:04:04
● 2019-02-14 12:58:08
○ 2026-05-28 00:30:32
○ 2026-08-13 17:45:10

○A37.46.121.1862016-03-07 → 2016-03-07 · 4 obs

○ 2015-12-03 02:56:26
● 2016-03-07 11:04:04
○ 2019-02-14 12:58:08
○ 2026-08-13 17:45:10

○A66.28.144.1252015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 06:10:20
○ 2015-12-03 02:56:26
○ 2026-08-13 17:45:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
nullmail.net	greg.ns.cloudflare.com, shubhi.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.63

NS records: greg.ns.cloudflare.com, shubhi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullmail.net (unsigned zone)

⏱️ Timing

Total: 618ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`greg.ns.cloudflare.com, shubhi.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	2	`apple-domain=bDwBOp9JQ1tEg09r, v=spf1 include:icloud.com ~all`
SOA	1	`greg.ns.cloudflare.com dns.cloudflare.co`

Analysis

Name Servers

nullmail.net has two authoritative name servers — greg.ns.cloudflare.com and shubhi.ns.cloudflare.com.

The name server configuration of nullmail.net is shared with other domains, for instance istanbulcardx.net, villanova.co.uk, toolbarcleaner.com and two others.

At least some of nullmail.net's name servers are shared with other domains, for example smeg.de, 80.107.64.in-addr.arpa, epiplolivin.gr and two more.

These name servers tend to be deployed in combination with the name servers hank.ns.cloudflare.com and newt.ns.cloudflare.com.

Hosts with 6 IP addresses each:

greg.ns.cloudflare.com points to 108.162.193.115, 172.64.33.115, 173.245.59.115 and 3 other IP addresses.

shubhi.ns.cloudflare.com points to 108.162.194.63, 162.159.38.63, 172.64.34.63 and 3 other IP addresses.

Mail Servers

nullmail.net uses two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

The mail server setup of nullmail.net matches that of other domains such as miche.li, diyhosted.com, designdust.com and two others.

nullmail.net overlaps on mail servers with certain other domains, hagenbuchle.ch among them.

Hosts with 6 IP addresses each:

mx01.mail.icloud.com points to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.

mx02.mail.icloud.com points to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.42.251.62 IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.56.9.31 IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.152.5 IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.154.33 IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.155.25 IP addresses.

The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.156.30 IP addresses.