postboxusa.com - robtex.com

postboxusa.com

DNSSEC⚠️ Not signed
A74.208.227.99🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRip74-208-227-99.pbiaas.com
NSns1045.ui-dns.com ⭐
A2001:8d8:fe:53:0:d9a0:522d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1045.ui-dns.com
A217.160.82.45🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1045.ui-dns.com
NSns1045.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:512d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1045.ui-dns.biz
A217.160.81.45🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1045.ui-dns.biz
NSns1045.ui-dns.de
A2001:8d8:fe:53:0:d9a0:502d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1045.ui-dns.de
A217.160.80.45🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1045.ui-dns.de
NSns1045.ui-dns.org
A2001:8d8:fe:53:0:d9a0:532d:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1045.ui-dns.org
A217.160.83.45🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1045.ui-dns.org
MXmx00.ionos.com ⭐
A74.208.5.3🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.5.21🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf-us.ionos.com ~all
SOAns1045.ui-dns.comhostmaster@1und1.com 2017-06-01 #10

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=1776110072

Same first word

postboxusa.com

Similar names

stopboxusa.com

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns1045.ui-dns.bizns1045.ui-dns.comns1045.ui-dns.dens1045.ui-dns.orgns51.1and1.comns52.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA74.208.227.9974.208.110.162
●NSns1045.ui-dns.biz2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
●NSns1045.ui-dns.com2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
●NSns1045.ui-dns.de2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
●NSns1045.ui-dns.org2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
○NSns51.1and1.com2015-05-09 → 2017-03-31 · 4 obs
● 2015-05-09 16:31:30
● 2017-03-31 19:49:02
○ 2026-04-10 14:29:48
○ 2026-04-13 20:04:12
○NSns52.1and1.com2015-05-09 → 2017-03-31 · 4 obs
● 2015-05-09 16:31:30
● 2017-03-31 19:49:02
○ 2026-04-10 14:29:48
○ 2026-04-13 20:04:12
○MXmx00.1and1.com2015-05-09 → 2017-03-31 · 4 obs
● 2015-05-09 16:31:30
● 2017-03-31 19:49:02
○ 2026-04-10 14:29:48
○ 2026-04-13 20:04:12
●MXmx00.ionos.com2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
○MXmx01.1and1.com2015-05-09 → 2017-03-31 · 4 obs
● 2015-05-09 16:31:30
● 2017-03-31 19:49:02
○ 2026-04-10 14:29:48
○ 2026-04-13 20:04:12
●MXmx01.ionos.com2026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12
○A74.208.110.1622015-05-09 → 2017-03-31 · 4 obs
● 2015-05-09 16:31:30
● 2017-03-31 19:49:02
○ 2026-04-10 14:29:48
○ 2026-04-13 20:04:12
●A74.208.227.992026-04-10 → 2026-04-13 · 3 obs
○ 2017-03-31 19:49:02
● 2026-04-10 14:29:48
● 2026-04-13 20:04:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
postboxusa.comns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.80.45

NS records: ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postboxusa.com (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

TypeCountSample Data
A174.208.227.99
NS4ns1045.ui-dns.de, ns1045.ui-dns.org...
MX2mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)
TXT1v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1045.ui-dns.com hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1045.ui-dns.com, ns1045.ui-dns.com)

Analysis

IP Addresses

postboxusa.com resolves to one IP number: 74.208.227.99.

Other host names, for instance mboxa.com, share IP numbers with postboxusa.com.

Name Servers

postboxusa.com is delegated to four name servers: ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.

postboxusa.com at least partially shares name servers with other domains, for instance meex.co, trajanstudio.com, crealgo.fr, westsidemusichawaii.com and etiquettestar.shop.

Host names with two IP numbers:

ns1045.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:512d:100 and 217.160.81.45; ns1045.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:522d:100 and 217.160.82.45; ns1045.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:502d:100 and 217.160.80.45; ns1045.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:532d:100 and 217.160.83.45.

Mail Servers

Two mail servers handle postboxusa.com: mx00.ionos.com and mx01.ionos.com.

postboxusa.com shares the same mail server setup as other domains, for instance dicom2000.com, mtcaz.com, pgisoil.com, conciel.info and politican.net.

postboxusa.com shares mail servers with other domains to some extent, for instance level1tennis.com.

Host names with one IP number:

mx00.ionos.com points to 74.208.5.3

mx01.ionos.com points to 74.208.5.21