`diff.su`

DNSSEC	⚠️ Not signed
A	2001:470:7240::^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
		PTR	`ipv6.cns.su`
A	88.198.54.22^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
NS	`d.ns.cns.su` ⭐ ⚠️ Not in parent delegation
		A	2001:470:7240::d^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`d.ns.cns.su`
		A	88.198.54.27^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`static.88-198-54-27.clients.your-server.de`
NS	`d.ns.diff.su` ⚠️ Not in parent delegation
		A	2001:470:7240::d^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`d.ns.cns.su`
NS	`ns1.linode.com` ⚠️ Not in zone NS records
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-2.akashield.net`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns2.linode.com` ⚠️ Not in zone NS records
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-3.akashield.net`
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns4.linode.com` ⚠️ Not in zone NS records
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-4.akashield.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
NS	`ns5.linode.com`
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
MX	`mx.cns.su` ⭐
		A	2001:470:7240::^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ipv6.cns.su`
MX	`a.mx.cns.su`⁽¹⁰⁾
		A	88.198.54.22^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`static.88-198-54-22.clients.your-server.de`
MX	`diff.su`⁽⁴⁶⁾
		A	2001:470:7240::^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ipv6.cns.su`
		A	88.198.54.22^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`static.88-198-54-22.clients.your-server.de`
MX	`s.mx.cns.su`⁽⁹⁹⁾
		A	88.198.54.27^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`static.88-198-54-27.clients.your-server.de`
TXT	`v=spf1 a mx -all`
SOA	`d.ns.cns.su`root@cns.su 2015-03-27 #0

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650209722

MX for

diff.su

Same first word

diff.com.br

diff.vn

diff.in

diff.wiki

diff.kr

diff.be

diff.pics

diff.app

diff.co

diff.ae

diff.codes

diff.us

diff.net.au

diff.lt

diff.su

diff.com

diff.hu

diff.dk

diff.fr

diff.dev

diff.ee

diff.org

diff.si

diff.tech

diff.de

diff.me

diff.so

diff.io

diff.design

diff.sh

diff.ru

diff.nl

diff.co.il

diff.la

diff.gr

diff.guru

diff.blue

diff.co.kr

diff.ltd

diff.guide

diff.no

diff.pl

diff.ca

diff.ro

diff.ch

diff.cz

diff.co.uk

diff.rent

diff.cn

diff.co.nz

diff.cc

diff.it

diff.im

diff.blog

diff.ie

diff.fi

diff.sk

diff.space

diff.pro

Similar names

ffid.com

dffi.net

fifd.cn

ffid.co.jp

ffdi.com

dffi.org

fdfi.org

fifd.com

fdif.org

dffi.de

iffd.it

idff.edu.do

idff.com

fdfi.net

idff.org

fdif.com

iffd.org

fidf.fr

ffid.in

fidf.org

iffd.es

ffid.ca

fidf.net

ffid.com.br

iffd.net

dffi.com

ffid.cn

iffd.eu

ffdi.org

ffid.hu

ffdi.net

ifdf.net

ffid.de

ffdi.pro

ffdi.hr

fdfi.com

ffid.io

fdfi.de

ffid.net

fidf.com

ifdf.de

fdfi.cn

idff.net

dfif.cn

ifdf.com

iffd.com

fidf.info

DNS History

16 records (16 active, 0 former)

●NSd.ns.cns.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSd.ns.diff.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSns1.linode.com2026-02-15 → 2026-07-05 · 3 obs

○ 2017-07-12 10:50:22
● 2026-02-15 22:03:00
● 2026-07-05 07:30:00

●NSns2.he.net2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSns2.linode.com2026-02-15 → 2026-07-05 · 3 obs

○ 2017-07-12 10:50:22
● 2026-02-15 22:03:00
● 2026-07-05 07:30:00

●NSns3.he.net2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSns4.he.net2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSns4.linode.com2015-07-25 → 2026-07-05 · 5 obs

● 2015-07-25 11:18:56
● 2017-06-26 15:26:22
○ 2017-07-12 10:50:22
● 2026-02-15 22:03:00
● 2026-07-05 07:30:00

●NSns5.he.net2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●NSns5.linode.com2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●MXa.mx.cns.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●MXdiff.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●MXmx.cns.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●MXs.mx.cns.su2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●A2001:470:7240::2015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

●A88.198.54.222015-07-25 → 2026-07-05 · 2 obs

● 2015-07-25 11:18:56
● 2026-07-05 07:30:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	10 records
diff.su	ns2.linode.com, ns5.linode.com, ns1.linode.com, ns3.he.net...	-

✅ Authoritative Response

Server:216.66.1.2

NS records: ns2.linode.com, ns5.linode.com, ns1.linode.com, ns3.he.net, ns5.he.net, ns4.linode.com, ns4.he.net, ns2.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diff.su (unsigned zone)

⏱️ Timing

Total: 1204ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.198.54.22`
AAAA	1	`2001:470:7240::`
NS	8	`ns4.he.net, ns3.he.net...`
MX	4	`diff.su (pri: 46), a.mx.cns.su (pri: 10)...`
TXT	1	`v=spf1 a mx -all`
SOA	1	`d.ns.cns.su root.cns.su`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)

Analysis

Mail Server Role

diff.su serves as a mail server for diff.su.

As mail servers, mx.cns.su, a.mx.cns.su and s.mx.cns.su are often used in combination with diff.su.

IP Addresses

diff.su directs to two IP numbers, 88.198.54.22 and 2001:470:7240::

mx.cctld.su, static.88-198-54-22.clients.your-server.de, a.mx.bite.su plus two other host names have IP numbers in common with diff.su.

Name Servers

The DNS delegation for diff.su covers 10 name servers: ns1.linode.com, ns2.linode.com, ns4.linode.com and 7 more.

diff.su has at least partial name server overlap with other domains, such as syvl.fi, qbbus.in, nula.ba and two others.

ns5.linode.com, ns2.he.net and ns3.he.net — plus 5 other name servers — are commonly paired with these name servers.

Host names pointing to two IP addresses:

ns1.linode.com maps to two IP addresses — 92.123.94.2 and 2600:14c0:6::2.

ns2.linode.com maps to two IP addresses — 92.123.94.3 and 2600:14c0:6::3.

ns4.linode.com maps to two IP addresses — 92.123.95.4 and 2600:14c0:7::4.

ns5.linode.com maps to two IP addresses — 92.123.95.2 and 2600:14c0:7::2.

ns2.he.net maps to two IP addresses — 216.218.131.2 and 2001:470:200::2.

ns3.he.net maps to two IP addresses — 216.218.132.2 and 2001:470:300::2.

ns4.he.net maps to two IP addresses — 216.66.1.2 and 2001:470:400::2.

ns5.he.net maps to two IP addresses — 216.66.80.18 and 2001:470:500::2.

d.ns.cns.su maps to two IP addresses — 88.198.54.27 and 2001:470:7240::d.

Host names resolving to a single IP address:

d.ns.diff.su points to the IP address 2001:470:7240::d.

These two host names — d.ns.cns.su and d.ns.diff.su — each point to 2001:470:7240::d IP addresses.

Mail Servers

Four mail servers handle diff.su: diff.su, mx.cns.su, a.mx.cns.su and s.mx.cns.su.

At least some of the mail servers used by diff.su are shared with other domains: a5.su, itc.su, rtfm.su and two others among them.

These mail servers tend to be used in conjunction with the mail servers 5a.su.

Host names pointing to two IP addresses:

diff.su maps to two IP addresses — 88.198.54.22 and 2001:470:7240::.

Host names resolving to a single IP address:

mx.cns.su points to the IP address 2001:470:7240::.

a.mx.cns.su points to the IP address 88.198.54.22.

s.mx.cns.su points to the IP address 88.198.54.27.

These two host names — diff.su and mx.cns.su — each point to 2001:470:7240:: IP addresses.

These two host names — diff.su and a.mx.cns.su — each point to 88.198.54.22 IP addresses.

diff.su - robtex.com

diff.su

su

MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`diff.su`

`su`