cal.tax - robtex.com

cal.tax

DNSSEC⚠️ Not signed
A3.220.225.62🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-220-225-62.compute-1.amazonaws.com
A3.225.142.148🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
A52.5.206.218🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix
NSns-1300.awsdns-34.org ⭐ ⚠️ Not in parent delegation
A2600:9000:5305:1400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1300.awsdns-34.org
A205.251.197.20🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1300.awsdns-34.org
NSns-1635.awsdns-12.co.uk ⚠️ Not in parent delegation
A2600:9000:5306:6300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1635.awsdns-12.co.uk
A205.251.198.99🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1635.awsdns-12.co.uk
NSns-354.awsdns-44.com ⚠️ Not in parent delegation
A2600:9000:5301:6200::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-354.awsdns-44.com
A205.251.193.98🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-354.awsdns-44.com
NSns-536.awsdns-03.net ⚠️ Not in parent delegation
A2600:9000:5302:1800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-536.awsdns-03.net
A205.251.194.24🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-536.awsdns-03.net
NSns1.getnetset.com ⚠️ Not in zone NS records
A2600:9000:5305:1400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1300.awsdns-34.org
A205.251.197.20🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1300.awsdns-34.org
NSns2.getnetset.com ⚠️ Not in zone NS records
A2600:9000:5306:6300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1635.awsdns-12.co.uk
A205.251.198.99🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1635.awsdns-12.co.uk
NSns3.getnetset.com ⚠️ Not in zone NS records
A2600:9000:5301:6200::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-354.awsdns-44.com
A205.251.193.98🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-354.awsdns-44.com
NSns4.getnetset.com ⚠️ Not in zone NS records
A2600:9000:5302:1800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-536.awsdns-03.net
A205.251.194.24🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-536.awsdns-03.net
MXcal-tax.mail.protection.outlook.com ⭐
A2a01:111:f403:c901::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl2pr04cu00201.inbound.protection.outlook.com
A2a01:111:f403:f804::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-co1pr05cu00402.inbound.protection.outlook.com
A2a01:111:f403:f909::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn6pr04cu00200.inbound.protection.outlook.com
A2a01:111:f403:f90a::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn6pr02cu00300.inbound.protection.outlook.com
A52.101.9.5🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-mn2pr04cu00205.inbound.protection.outlook.com
A52.101.40.6🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cy1pr03cu00106.inbound.protection.outlook.com
A52.101.41.58🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr02cu00102.inbound.protection.outlook.com
A52.101.42.18🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr03cu00302.inbound.protection.outlook.com
TXT11.01.2023
TXTMS=ms51638795
TXTNETORGFT3427115.onmicrosoft.com
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns-1300.awsdns-34.orgawsdns-hostmaster@amazon.com serial=1

tax

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.tax ⭐
NSv0n1.nic.tax
NSv0n2.nic.tax
NSv0n3.nic.tax
NSv2n0.nic.tax
NSv2n1.nic.tax
SOAv0n0.nic.taxhostmaster@donuts.email serial=1777237177

Same first word

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cal.com.my
cal.fitness
cal.ae
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cal.mobi
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cal.com
cal.gr
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cla.direct
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cla.net
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acl.ie
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acl.com.tw

DNS History

12 records (12 active, 0 former)

NSns-1300.awsdns-34.orgns-1635.awsdns-12.co.ukns-354.awsdns-44.comns-536.awsdns-03.netns1.getnetset.comns2.getnetset.comns3.getnetset.comns4.getnetset.comMXcal-tax.mail.protection.outlook.comA3.220.225.623.225.142.14852.5.206.218
●NSns-1300.awsdns-34.org2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns-1635.awsdns-12.co.uk2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns-354.awsdns-44.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns-536.awsdns-03.net2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns1.getnetset.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns2.getnetset.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns3.getnetset.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●NSns4.getnetset.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●MXcal-tax.mail.protection.outlook.com2026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●A3.220.225.622026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●A3.225.142.1482026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06
●A52.5.206.2182026-04-25 → 2026-04-26 · 2 obs
● 2026-04-25 03:35:32
● 2026-04-26 21:15:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
taxv0n3.nic.tax, v2n1.nic.tax, v0n1.nic.tax, v0n2.nic.tax...12 records
cal.taxns4.getnetset.com, ns3.getnetset.com, ns2.getnetset.com, ns1.getnetset.com-

✅ Authoritative Response

Server:205.251.198.99

NS records: ns4.getnetset.com, ns3.getnetset.com, ns2.getnetset.com, ns1.getnetset.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at tax: Error: DNS query timeout: 161.232.12.16 for DNSKEY tax

⏱️ Timing

Total: 3776ms | Queries: -

📄 Records

TypeCountSample Data
A352.5.206.218, 3.225.142.148...
NS4ns-1300.awsdns-34.org, ns-1635.awsdns-12.co.uk...
MX1cal-tax.mail.protection.outlook.com (pri
TXT411.01.2023, MS=ms51638795...
SOA1ns-1300.awsdns-34.org awsdns-hostmaster.

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n3.nic.tax, v0n3.nic.tax, v2n1.nic.tax...)

Analysis

IP Addresses

cal.tax points to three IPs: 3.220.225.62, 3.225.142.148 and 52.5.206.218.

other host names including populartax.com, changcpa.com, taxprobookkeeping.com, ag1financial.com and intrastatetax.com share IP numbers with cal.tax.

Name Servers

cal.tax is delegated to eight name servers: ns-354.awsdns-44.com, ns1.getnetset.com, ns2.getnetset.com, ns3.getnetset.com, ns4.getnetset.com, ns-536.awsdns-03.net, ns-1300.awsdns-34.org and ns-1635.awsdns-12.co.uk.

cal.tax at least partially shares name servers with other domains, for instance cohost.club, secure.anvilogic.com, yourbusiness.tools, dev.naturabanking.com and isileth.org.

Two-IP host names:

The host name ns-354.awsdns-44.com points to 2600:9000:5301:6200::1 and 205.251.193.98.

The host name ns1.getnetset.com points to 2600:9000:5305:1400::1 and 205.251.197.20.

The host name ns2.getnetset.com points to 2600:9000:5306:6300::1 and 205.251.198.99.

The host name ns3.getnetset.com points to 2600:9000:5301:6200::1 and 205.251.193.98.

The host name ns4.getnetset.com points to 2600:9000:5302:1800::1 and 205.251.194.24.

The host name ns-536.awsdns-03.net points to 2600:9000:5302:1800::1 and 205.251.194.24.

The host name ns-1300.awsdns-34.org points to 2600:9000:5305:1400::1 and 205.251.197.20.

The host name ns-1635.awsdns-12.co.uk points to 2600:9000:5306:6300::1 and 205.251.198.99.

Host names that point to 2600:9000:5301:6200::1: ns-354.awsdns-44.com and ns3.getnetset.com.

Host names that point to 205.251.193.98: ns-354.awsdns-44.com and ns3.getnetset.com.

Host names that point to 2600:9000:5305:1400::1: ns1.getnetset.com and ns-1300.awsdns-34.org.

Host names that point to 205.251.197.20: ns1.getnetset.com and ns-1300.awsdns-34.org.

Host names that point to 2600:9000:5306:6300::1: ns2.getnetset.com and ns-1635.awsdns-12.co.uk.

Host names that point to 205.251.198.99: ns2.getnetset.com and ns-1635.awsdns-12.co.uk.

Host names that point to 2600:9000:5302:1800::1: ns4.getnetset.com and ns-536.awsdns-03.net.

Host names that point to 205.251.194.24: ns4.getnetset.com and ns-536.awsdns-03.net.

Mail Servers

cal.tax is handled by a single mail server, cal-tax.mail.protection.outlook.com.

Host cal-tax.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c901::1, 2a01:111:f403:f804::2, 2a01:111:f403:f909::, 2a01:111:f403:f90a::, 52.101.9.5, 52.101.40.6, 52.101.41.58 and 52.101.42.18.