ecsb.com - dns.ninja

`ecsb.com`

DNSSEC	⚠️ Not signed
A	35.173.24.203^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
		PTR	`ec2-35-173-24-203.compute-1.amazonaws.com`
NS	`dns1.dovetailinternet.net` ⭐
		A	2001:4801:7827:102:be76:4eff:fe10:b78^{🇺🇸 RACKSPACE-ORD2001:4801::/32 Rackspace ORD}
			PTR	`dns1.dovetailinternet.net`
		A	104.130.201.62^{🇺🇸 RACKSPACE-ORD104.130.192.0/19 Rackspace Managed Hosting, 1 Fanatical Way San Antonio, TX 78218}
			PTR	`dns1.dovetailinternet.net`
NS	`dns2.dovetailinternet.net`
		A	165.193.103.13^{🇺🇸 AS3561165.193.96.0/20}
			PTR	`dns2.dovetailinternet.com`
			PTR	`dns2.dovetailinternet.net`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`duo_sso_verification=DRTlGSPNs6Z47jWmyaY8eiUY4trcd8akTcV65ySvo4mLewK8uDCbSq61...`
TXT	`docusign=3c7c36af-6257-4ee5-991b-e6375f7e489a`
TXT	`sophos-domain-verification=1c6ab171441424e508abf655df88941c55579d40125a5afffb...`
TXT	`brevo-code:f578c65b0eec21572e31ab145c0cf9e5`
TXT	`logmein-verification-code=xl2BIR3TZJGewKwYkUhsqrLLr`
TXT	`QbRSLc6tN+VhIZ1EwJ3obv9hyI0AHn8+RPzYpjMkPcv/fAKsMJbzUvI0FVaqMeZ1PWAya9LJFIBvI...`
TXT	`smartsheet-site-validation=JMpGmhDF2eoMjrKN8WaffnOxWc_LDVDt`
TXT	`v=spf1 include:_spf.ecsb.com -all`
TXT	`docusign=2dfefb4a-3e3c-4b87-9f31-28e49735598d`
TXT	`MS=ms88579505`
TXT	`ms-domain-verification=27c7fb74-a6c9-4233-a992-d6f49a277d1d`
TXT	`facebook-domain-verification=lukksa4rxs27uwautjb8kst02rzi2j`
TXT	`brevo-code:f6023134c608d91fcf1b3127876ca8da`
TXT	`e1ba5b76-587b-438a-8a17-4e43963e03ce`
SOA	`dns1.dovetailinternet.net`hostmaster@dovetailinternet.net 2026-03-30 #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=1786278584

Subdomains

www.ecsb.com

intranet.ecsb.com

Same first word

ecsb.de

ecsb.com.my

ecsb.com.br

ecsb.net

ecsb.xyz

ecsb.com

Similar names

besc.online

bsec.biz

becs.nl

bces.com.au

sebc.info

sebc.eu

ebsc.com

cseb.com.cn

ebsc.org

cbse.tk

cesb.fr

becs.energy

bsce.eu

bsce.de

cesb.org

sbce.sa

cbes.org

ecbs.at

sbec.com

bces.de

escb.net

sbce.nl

sbce.org

sbce.ch

becs.ro

bcse.org

sbce.ru

sebc.es

esbc.us

besc.in

besc.info

cseb.tempurl.host

sceb.se

esbc.org

sbce.fr

besc.net

ebsc.biz

bces.org

sebc.wang

sbce.ac.in

bcse.es

esbc.fr

sebc.co

sceb.net

cbes.org.bo

besc.my.id

cseb.fr

ebcs.com.br

cesb.com

cbse.com.mx

sebc.com

cesb.br

ecbs.ca

cesb.cn

becs.co.ke

secb.fr

bcse.eu

esbc.de

becs.it

bsec.it

esbc.co

bsec.me

cebs.be

cbse.net

sbce.com.au

bcse.hu

ecbs.com.mx

sbce.in

ebcs.ie

sebc.fr

bces.ac.cn

besc.de

esbc.ca

becs.com.cn

cseb.com

sceb.org

cbse.gov.in

bsec.lk

becs.net

cbes.cn

bces.cz

besc.com.hk

sbce.com

sceb.com

bsec.hr

cesb.ru

cbse.com

sbec.ca

becs.online

cseb.org.cn

becs.be

sbec.co.uk

cseb.de

cbse.in

cebs.mx

esbc.info

becs.ch

secb.net

escb.co.uk

cbse.nic.in

escb.cn

cebs.co.uk

cesb.pt

csbe.de

secb.corsica

cbes.ca

ebsc.net

ebcs.ru

cebs.eu

cebs.org

bsec.de

sebc.works

becs.com.au

cbse.co

ebsc.co.uk

bsce.ru

becs.fr

sbce.cn

csbe.qc.ca

sebc.dk

cesb.cl

sebc.mx

esbc.biz

ecbs.com.au

DNS History

9 records (5 active, 4 former)

●NSdns1.dovetailinternet.net2015-08-04 → 2026-08-09 · 2 obs

● 2015-08-04 13:50:56
● 2026-08-09 12:55:30

●NSdns2.dovetailinternet.net2015-08-04 → 2026-08-09 · 2 obs

● 2015-08-04 13:50:56
● 2026-08-09 12:55:30

○NSdns4.dovetailinternet.net2016-05-15 → 2016-05-15 · 4 obs

○ 2015-08-04 13:50:56
● 2016-05-15 20:53:58
○ 2016-05-24 08:41:22
○ 2026-08-09 12:55:30

○MXmail3.ecsb.com2016-09-05 → 2017-05-18 · 5 obs

○ 2016-06-06 01:29:52
● 2016-09-05 13:06:56
● 2017-05-18 22:45:12
○ 2026-02-15 13:49:26
○ 2026-08-09 12:55:30

○MXscmgateway.ecsb.com2015-08-04 → 2016-06-06 · 4 obs

● 2015-08-04 13:50:56
● 2016-06-06 01:29:52
○ 2016-09-05 13:06:56
○ 2026-08-09 12:55:30

●MXus-smtp-inbound-1.mimecast.com2026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-18 22:45:12
● 2026-02-15 13:49:26
● 2026-08-09 12:55:30

●MXus-smtp-inbound-2.mimecast.com2026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-18 22:45:12
● 2026-02-15 13:49:26
● 2026-08-09 12:55:30

●A35.173.24.2032026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-18 22:45:12
● 2026-02-15 13:49:26
● 2026-08-09 12:55:30

○A63.245.252.402015-08-04 → 2017-05-18 · 4 obs

● 2015-08-04 13:50:56
● 2017-05-18 22:45:12
○ 2026-02-15 13:49:26
○ 2026-08-09 12:55:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ecsb.com	dns1.dovetailinternet.net, dns2.dovetailinternet.net	-

✅ Authoritative Response

Server:165.193.103.13

NS records: dns1.dovetailinternet.net, dns2.dovetailinternet.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ecsb.com (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.173.24.203`
NS	2	`dns1.dovetailinternet.net, dns2.dovetailinternet.net`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	14	`docusign=2dfefb4a-3e3c-4b87-9f31-28e4973, facebook-domain-verification=lukksa4rxs2...`
SOA	1	`dns1.dovetailinternet.net hostmaster.dov`

Analysis

Hierarchy

www.ecsb.com and intranet.ecsb.com are both subdomains of ecsb.com.

IP Addresses

ecsb.com resolves to one IP address: 35.173.24.203.

cpcbank.com, www.ecsb.com, eastcambridgefinancialservices.org and two other host names share IP numbers with ecsb.com.

Name Servers

ecsb.com uses two name servers for its delegation: dns1.dovetailinternet.net and dns2.dovetailinternet.net.

ecsb.com uses the same name servers as several other domains — among them bridgewatersavings.com, cyberstoreforsyspro.com, countrybankforstudents.com and two more.

At least some of ecsb.com's name servers are also used by other domains, among them bankbluestone.com.

Hostnames that resolve to two IP addresses:

dns1.dovetailinternet.net directs traffic to 104.130.201.62 and 2001:4801:7827:102:be76:4eff:fe10:b78.

Hosts with just one IP address:

dns2.dovetailinternet.net has the IP address 165.193.103.13.

Mail Servers

Mail for ecsb.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

ecsb.com uses an identical mail server configuration to several other domains — among them snyder-ins.com, watermarkarch.com, ferry.nyc and two more.

ecsb.com partially shares its mail servers with other domains, apescrane.com and alonusa.com being examples.

Hostnames that resolve to 6 IP addresses:

Hostname us-smtp-inbound-1.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Hostname us-smtp-inbound-2.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.242 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.242 IP addresses each.