sendmail.info - dns.ninja

`sendmail.info`

DNSSEC	⚠️ Not signed
NS	`ns1.proofpoint.com` ⭐
		A	2620:100:9000:1::d0^{🇺🇸 Proofpoint2620:100:9000::/47 Inc.}
			PTR	`ns1.proofpoint.com`
		A	208.84.67.208^{🇺🇸 Proofpoint208.84.67.0/24 Inc.}
			PTR	`ns1-at1.proofpoint.com`
			PTR	`ns1.proofpoint.com`
			PTR	`ns5.proofpoint.com`
NS	`ns3.proofpoint.com`
		A	2620:100:9004:1::d0^{🇺🇸 Proofpoint2620:100:9004::/47 Inc.}
			PTR	`ns3.proofpoint.com`
		A	208.84.66.208^{🇺🇸 Proofpoint208.84.66.0/24 Inc.}
			PTR	`ns1-sc4.proofpoint.com`
			PTR	`ns2.proofpoint.com`
			PTR	`ns3.proofpoint.com`
			PTR	`ns4.proofpoint.com`
NS	`pdns99.ultradns.biz`
		A	2610:a1:1015::87^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns99.ultradns.biz`
		A	156.154.66.99^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns99.ultradns.biz`
NS	`pdns99.ultradns.com`
		A	2001:502:f3ff::87^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns99.ultradns.com`
		A	156.154.64.99^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns99.ultradns.com`
NS	`pdns99.ultradns.net`
		A	2610:a1:1014::87^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns99.ultradns.net`
		A	156.154.65.99^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns99.ultradns.net`
NS	`pdns99.ultradns.org`
		A	2001:502:4612::87^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns99.ultradns.org`
		A	156.154.67.99^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns99.ultradns.org`
TXT	`v=spf1 -all`
SOA	`ns1.proofpoint.com`ops@proofpoint.com 2017-03-07 #13

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1785872282

Same first word

sendmail.es

sendmail.com.mx

sendmail.ru

sendmail.biz

sendmail.name

sendmail.it

sendmail.com.br

sendmail.co

sendmail.info

sendmail.club

sendmail.ch

sendmail.run

sendmail.solutions

sendmail.com.ua

sendmail.world

sendmail.app.br

sendmail.sk

sendmail.icu

sendmail.fr

sendmail.org

sendmail.be

sendmail.ws

sendmail.com.tr

sendmail.to

sendmail.lt

sendmail.cn

sendmail.host

sendmail.dk

sendmail.de

sendmail.fi

sendmail.us

sendmail.com.cn

sendmail.se

sendmail.sakura.ne.jp

sendmail.co.uk

sendmail.at

sendmail.gr

sendmail.net.tr

sendmail.sh

sendmail.hu

sendmail.me

sendmail.email

sendmail.website

sendmail.co.jp

sendmail.com

sendmail.ro

sendmail.ne.jp

sendmail.org.uk

sendmail.mobi

sendmail.net

sendmail.cz

sendmail.pl

sendmail.one

sendmail.co.in

sendmail.rr.gov.br

sendmail.si

Similar names

DNS History

10 records (6 active, 4 former)

●NSns1.proofpoint.com2015-08-19 → 2026-08-04 · 2 obs

● 2015-08-19 20:00:14
● 2026-08-04 19:52:10

○NSns1.proopfoint.com2015-08-19 → 2016-03-23 · 4 obs

● 2015-08-19 20:00:14
● 2016-03-23 15:55:14
○ 2016-07-17 13:51:50
○ 2026-08-04 19:52:10

●NSns3.proofpoint.com2015-08-19 → 2026-08-04 · 2 obs

● 2015-08-19 20:00:14
● 2026-08-04 19:52:10

●NSpdns99.ultradns.biz2015-12-08 → 2026-08-04 · 3 obs

○ 2015-08-19 20:00:14
● 2015-12-08 19:38:34
● 2026-08-04 19:52:10

●NSpdns99.ultradns.com2015-12-08 → 2026-08-04 · 3 obs

○ 2015-08-19 20:00:14
● 2015-12-08 19:38:34
● 2026-08-04 19:52:10

●NSpdns99.ultradns.net2015-12-08 → 2026-08-04 · 3 obs

○ 2015-08-19 20:00:14
● 2015-12-08 19:38:34
● 2026-08-04 19:52:10

●NSpdns99.ultradns.org2015-12-08 → 2026-08-04 · 3 obs

○ 2015-08-19 20:00:14
● 2015-12-08 19:38:34
● 2026-08-04 19:52:10

○MXmerlot.sendmail.com2015-08-19 → 2015-12-08 · 4 obs

● 2015-08-19 20:00:14
● 2015-12-08 19:38:34
○ 2016-03-23 15:55:14
○ 2026-08-04 19:52:10

○MXsmtp.sendmail.com2015-08-19 → 2016-10-29 · 4 obs

● 2015-08-19 20:00:14
● 2016-10-29 13:47:54
○ 2021-09-10 15:30:36
○ 2026-08-04 19:52:10

○A209.246.26.252015-08-19 → 2016-10-29 · 4 obs

● 2015-08-19 20:00:14
● 2016-10-29 13:47:54
○ 2021-09-10 15:30:36
○ 2026-08-04 19:52:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
sendmail.info	pdns99.ultradns.org, ns3.proofpoint.com, ns1.proofpoint.com, pdns99.ultradns.biz...	-

✅ Authoritative Response

Server:208.84.66.208

NS records: pdns99.ultradns.org, ns3.proofpoint.com, ns1.proofpoint.com, pdns99.ultradns.biz, pdns99.ultradns.com, pdns99.ultradns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sendmail.info (unsigned zone)

⏱️ Timing

Total: 823ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`ns1.proofpoint.com, ns3.proofpoint.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.proofpoint.com ops.proofpoint.com`

Analysis

Name Servers

The DNS delegation for sendmail.info covers 6 name servers: pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com and 3 more.

At least some of sendmail.info's name servers are shared with other domains, for example premierlifesales.com, 148.55.143.in-addr.arpa, smcautobreakers.co.uk and two more.

These name servers are often deployed together with the name servers pdns99.ultradns.com, pdns99.ultradns.net, pdns99.ultradns.org and infoblox-sc4.ppops.net.

Host names that have two IP addresses:

pdns99.ultradns.biz maps to two IP addresses — 156.154.66.99 and 2610:a1:1015::87.

ns1.proofpoint.com maps to two IP addresses — 208.84.67.208 and 2620:100:9000:1::d0.

ns3.proofpoint.com maps to two IP addresses — 208.84.66.208 and 2620:100:9004:1::d0.

pdns99.ultradns.com maps to two IP addresses — 156.154.64.99 and 2001:502:f3ff::87.

pdns99.ultradns.net maps to two IP addresses — 156.154.65.99 and 2610:a1:1014::87.

pdns99.ultradns.org maps to two IP addresses — 156.154.67.99 and 2001:502:4612::87.