bigstep.biz - robtex.com

bigstep.biz

DNSSEC⚠️ Not signed
A76.76.21.21πŸ‡ΊπŸ‡Έ Amazon76.76.21.0/24 EC2 Prefix
NSns01.domaincontrol.com ⭐
A2603:5:2140::1πŸ‡ΊπŸ‡Έ GODADDY-DNS2603:5:2140::/44
PTRns01.domaincontrol.com
A97.74.100.1πŸ‡ΊπŸ‡Έ GODADDY-DNS97.74.100.0/23
PTRns01.domaincontrol.com
NSns02.domaincontrol.com
A2603:5:2240::1πŸ‡ΊπŸ‡Έ GODADDY-DNS2603:5:2240::/44
PTRns02.domaincontrol.com
A173.201.68.1πŸ‡ΊπŸ‡Έ GODADDY-DNS173.201.68.0/23
PTRns02.domaincontrol.com
MXbigstep-biz.mail.protection.outlook.com ⭐
A2a01:111:f403:c942::1πŸ‡¨πŸ‡¦ Microsoft2a01:111:f000::/36
PTRmail-yt3pr01cu00701.inbound.protection.outlook.com
A2a01:111:f403:c942::2πŸ‡¨πŸ‡¦ Microsoft2a01:111:f000::/36
PTRmail-yt3pr01cu00602.inbound.protection.outlook.com
A2a01:111:f403:c942::3πŸ‡¨πŸ‡¦ Microsoft2a01:111:f000::/36
PTRmail-yt6pr01cu00103.inbound.protection.outlook.com
A2a01:111:f403:c944::1πŸ‡¨πŸ‡¦ Microsoft2a01:111:f000::/36
PTRmail-yqzpr01cu01001.inbound.protection.outlook.com
A52.101.190.1πŸ‡¨πŸ‡¦ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yt3pr01cu00701.inbound.protection.outlook.com
A52.101.190.2πŸ‡¨πŸ‡¦ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yt3pr01cu00602.inbound.protection.outlook.com
A52.101.192.0πŸ‡¨πŸ‡¦ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yqzpr01cu00900.inbound.protection.outlook.com
A52.101.192.1πŸ‡¨πŸ‡¦ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-yqzpr01cu01001.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com include:secureserver.net include:_s...
TXTNETORGFT20464128.onmicrosoft.com
SOAns01.domaincontrol.comdns@jomax.net 2026-06-28 #0

biz

DNSSECπŸ”’ Signed (DS record present)
NSa.gtld.biz ⭐
NSb.gtld.biz
NSc.gtld.biz
NSm.gtld.biz
NSn.gtld.biz
NSw.gtld.biz
NSx.gtld.biz
NSy.gtld.biz
SOAa.gtld.bizadmin@tldns.godaddy serial=1784640826

Same first word

Similar names

DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026NSns01.domaincontrol.comns02.domaincontrol.comcns1.alfahosting.infocns2.alfahosting.infocns3.alfahosting.infoMXbigstep-biz.mail.protection.outlook.commail.bigstep.bizA76.76.21.21109.237.138.48
β—‹NScns1.alfahosting.info2015-06-28 β†’ 2017-11-15 Β· 4 obs
● 2015-06-28 14:13:52
● 2017-11-15 17:06:06
β—‹ 2026-06-13 10:04:06
β—‹ 2026-07-21 14:22:24
β—‹NScns2.alfahosting.info2015-06-28 β†’ 2017-11-15 Β· 4 obs
● 2015-06-28 14:13:52
● 2017-11-15 17:06:06
β—‹ 2026-06-13 10:04:06
β—‹ 2026-07-21 14:22:24
β—‹NScns3.alfahosting.info2015-06-28 β†’ 2017-11-15 Β· 4 obs
● 2015-06-28 14:13:52
● 2017-11-15 17:06:06
β—‹ 2026-06-13 10:04:06
β—‹ 2026-07-21 14:22:24
●NSns01.domaincontrol.com2026-06-13 β†’ 2026-07-21 Β· 3 obs
β—‹ 2017-11-15 17:06:06
● 2026-06-13 10:04:06
● 2026-07-21 14:22:24
●NSns02.domaincontrol.com2026-06-13 β†’ 2026-07-21 Β· 3 obs
β—‹ 2017-11-15 17:06:06
● 2026-06-13 10:04:06
● 2026-07-21 14:22:24
●MXbigstep-biz.mail.protection.outlook.com2026-06-13 β†’ 2026-07-21 Β· 3 obs
β—‹ 2017-11-15 17:06:06
● 2026-06-13 10:04:06
● 2026-07-21 14:22:24
β—‹MXmail.bigstep.biz2015-06-28 β†’ 2017-11-15 Β· 4 obs
● 2015-06-28 14:13:52
● 2017-11-15 17:06:06
β—‹ 2026-06-13 10:04:06
β—‹ 2026-07-21 14:22:24
β—‹A109.237.138.482015-06-28 β†’ 2017-11-15 Β· 4 obs
● 2015-06-28 14:13:52
● 2017-11-15 17:06:06
β—‹ 2026-06-13 10:04:06
β—‹ 2026-07-21 14:22:24
●A76.76.21.212026-06-13 β†’ 2026-07-21 Β· 3 obs
β—‹ 2017-11-15 17:06:06
● 2026-06-13 10:04:06
● 2026-07-21 14:22:24

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
biza.gtld.biz, b.gtld.biz, c.gtld.biz, m.gtld.biz...-
bigstep.bizns01.domaincontrol.com, ns02.domaincontrol.com-

βœ… Authoritative Response

Server:173.201.68.1

NS records: ns01.domaincontrol.com, ns02.domaincontrol.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigstep.biz (unsigned zone)

⏱️ Timing

Total: 785ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A176.76.21.21
NS2ns01.domaincontrol.com, ns02.domaincontrol.com
MX1bigstep-biz.mail.protection.outlook.com
TXT2v=spf1 include:spf.protection.outlook.co, NETORGFT20464128.onmicrosoft.com
SOA1ns01.domaincontrol.com dns.jomax.net

Analysis

IP Addresses

bigstep.biz resolves to one IP address: 76.76.21.21.

nexalink.co, openzero.com, happyfamilymkt.com and two other host names share IP numbers with bigstep.biz.

Name Servers

bigstep.biz uses two name servers for its delegation: ns01.domaincontrol.com and ns02.domaincontrol.com.

bigstep.biz uses the same name servers as several other domains β€” among them preservememories.com, katiespizzamail.com, unigo.info and two more.

The two host names ns01.domaincontrol.com and ns02.domaincontrol.com each have a pair of IP addresses: ns01.domaincontrol.com has 97.74.100.1 and 2603:5:2140::1, and ns02.domaincontrol.com has 173.201.68.1 and 2603:5:2240::1.

Mail Servers

Mail for bigstep.biz is handled by a single mail server, bigstep-biz.mail.protection.outlook.com.

bigstep-biz.mail.protection.outlook.com resolves to 8 IP addresses β€” 52.101.190.1, 52.101.190.2, 52.101.192.0 and 5 others.