sencore.com - dns.ninja

sencore.com

DNSSEC⚠️ Not signed
A185.151.30.197🇬🇧 TWENTYI185.151.30.0/24
PTR185-151-30-197.ptr4.stackcp.net
NSns1.sdncommunications.com ⭐
A2607:fc00:0:1e::10🇺🇸 SDN-12607:fc00::/32 SDN IPv6 Supernet
PTRns1.sdncommunications.com
A66.231.7.62🇺🇸 SDN-166.231.0.0/19 SDN Communications 2900 WEST 10TH STREET Sioux Falls SD 57104 United States
PTRns1.sdncommunications.com
NSns2.sdncommunications.com
A2607:fc00:0:16::11🇺🇸 SDN-12607:fc00::/32 SDN IPv6 Supernet
A66.231.0.62🇺🇸 SDN-166.231.0.0/24 SDN Communications
PTRns2.sdncommunications.com
MXd250133a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXd250133b.ess.barracudanetworks.com(20)
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
TXTv=spf1 include:spf.protection.outlook.com ip4:66.115.235.7 IP4:66.115.235.15 ...
TXTca3-5255b03b2ec143d29ce9f731f4e327a2
TXTgkujpviutdlqeu4rrf5f6gut0e
TXT1n44oq6doj6s87ek53ef3cqrpc
TXTgoogle-site-verification=MKREeduEPVb9DGJiSu6wU53NlFY5bnm1kHsUyGo6Whc
TXTIAbMnuN9GVCPqC/iczYDchUsI/OieoiHbJ3C0aWlnH6bHW7UvSXDbQc8m41N2vW+kXdw2XMbATqMm...
TXTxmUs1Fo7UNCmafez1YAWpDvI854=
TXTi00neoukegt69h86joi3pgse5h
SOAns1.sdncommunications.comsupport@sdncommunications.com 2026-04-24 #8

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784949907
rank #913442 globally
rank #400157 in the tld
WOT: SAFE (61/100)
📈 Tranco rank: #678,976

Subdomains

mta.sencore.com
mail.sencore.com
www.sencore.com
webmail.sencore.com
herm.sencore.com

Same first word

sencore.com
sencore.ru

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DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns1.sdncommunications.comns2.sdncommunications.comMXd250133a.ess.barracudanetworks.comd250133b.ess.barracudanetworks.commta.sencore.comA185.151.30.197184.73.171.6223.227.38.32
●NSns1.sdncommunications.com2015-08-13 → 2026-07-25 · 2 obs
● 2015-08-13 13:33:04
● 2026-07-25 03:55:40
●NSns2.sdncommunications.com2015-08-13 → 2026-07-25 · 2 obs
● 2015-08-13 13:33:04
● 2026-07-25 03:55:40
●MXd250133a.ess.barracudanetworks.com2026-02-14 → 2026-07-25 · 3 obs
○ 2018-09-08 08:06:28
● 2026-02-14 20:25:02
● 2026-07-25 03:55:40
●MXd250133b.ess.barracudanetworks.com2026-02-14 → 2026-07-25 · 3 obs
○ 2018-09-08 08:06:28
● 2026-02-14 20:25:02
● 2026-07-25 03:55:40
○MXmta.sencore.com2015-08-13 → 2018-09-08 · 4 obs
● 2015-08-13 13:33:04
● 2018-09-08 08:06:28
○ 2026-02-14 20:25:02
○ 2026-07-25 03:55:40
○A184.73.171.622015-08-13 → 2018-09-08 · 7 obs
● 2015-08-13 13:33:04
● 2017-01-10 03:53:52
○ 2017-06-26 20:16:22
● 2017-07-02 15:29:16
● 2018-09-08 08:06:28
○ 2026-02-14 20:25:02
○ 2026-07-25 03:55:40
●A185.151.30.1972026-02-14 → 2026-07-25 · 3 obs
○ 2018-09-08 08:06:28
● 2026-02-14 20:25:02
● 2026-07-25 03:55:40
○A23.227.38.322017-06-26 → 2017-06-26 · 4 obs
○ 2017-01-10 03:53:52
● 2017-06-26 20:16:22
○ 2017-07-02 15:29:16
○ 2026-07-25 03:55:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net...-
sencore.comns1.sdncommunications.com, ns2.sdncommunications.com2 records

✅ Authoritative Response

Server:66.231.0.62

NS records: ns1.sdncommunications.com, ns2.sdncommunications.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sencore.com (unsigned zone)

⏱️ Timing

Total: 285ms | Queries: -

📄 Records

TypeCountSample Data
A1185.151.30.197
NS2ns1.sdncommunications.com, ns2.sdncommunications.com
MX2d250133b.ess.barracudanetworks.com (pri:, d250133a.ess.barracudanetworks.com (pri:
TXT81n44oq6doj6s87ek53ef3cqrpc, ca3-5255b03b2ec143d29ce9f731f4e327a2...
SOA1ns1.sdncommunications.com support.sdncom

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.sdncommunications.com, ns2.sdncommunications.com)

Analysis

Hierarchy

sencore.com has five child domains: mta.sencore.com, mail.sencore.com, www.sencore.com, webmail.sencore.com and herm.sencore.com.

IP Addresses

sencore.com points to a single IP number: 185.151.30.197.

Additional host names — debutots.co.uk, www.timchuma.com, buying.com.bd and two others — share IP numbers with sencore.com.

Name Servers

DNS delegation for sencore.com points to two name servers: ns1.sdncommunications.com and ns2.sdncommunications.com.

sencore.com shares its name server setup with other domains, including servicefirstfcu.org, fsst-nsn.gov, protecbuildings.com and two others.

There is at least partial name server overlap between sencore.com and other domains — 161.128.66.in-addr.arpa, sdncommunications.org, 20.231.66.in-addr.arpa and two more among them.

These name servers are routinely deployed together with the name servers ns5.sdncommunications.com.

ns1.sdncommunications.com directs to 66.231.7.62 and 2607:fc00:0:1e::10. ns2.sdncommunications.com directs to 66.231.0.62 and 2607:fc00:0:16::11. Each host name carries two IP addresses.

Mail Servers

sencore.com has two mail servers: d250133a.ess.barracudanetworks.com and d250133b.ess.barracudanetworks.com.

d250133a.ess.barracudanetworks.com resolves to 209.222.82.252, 209.222.82.253 and 209.222.82.255; d250133b.ess.barracudanetworks.com resolves to those same three IP addresses.

Host names pointing to 209.222.82.252 IP addresses: d250133a.ess.barracudanetworks.com and d250133b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.253 IP addresses: d250133a.ess.barracudanetworks.com and d250133b.ess.barracudanetworks.com.

Host names pointing to 209.222.82.255 IP addresses: d250133a.ess.barracudanetworks.com and d250133b.ess.barracudanetworks.com.