`extmaila.astm.org`

DNSSEC	⚠️ Not signed
A	198.137.232.10^{🇺🇸 ASTM-INTL198.137.232.0/24 ASTMINTERNATIONAL -AS62918(added by MAINT-AS3257)}
		PTR	`extmaila.astm.org`
		PTR	`securemail.astm.org`

`astm.org`

	DNSSEC	⚠️ Not signed
	A	2600:9000:24d5:600:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:a00:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:3400:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:a200:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:a400:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:be00:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:c200:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	2600:9000:24d5:da00:1d:d45f:4300:93a1^{🇺🇸 Amazon2600:9000:24d5::/48}
	A	13.33.4.3^{🇺🇸 Amazon13.33.4.0/24 - Cloudfront}
	A	13.33.4.69^{🇺🇸 Amazon13.33.4.0/24 - Cloudfront}
	A	13.33.4.96^{🇺🇸 Amazon13.33.4.0/24 - Cloudfront}
	A	13.33.4.103^{🇺🇸 Amazon13.33.4.0/24 - Cloudfront}
	NS	`udns1.cscdns.net` ⭐
	NS	`udns2.cscdns.uk`
	MX	`extmaild.astm.org` ⭐
	MX	`extmaila.astm.org`⁽³⁰⁾
	TXT	`MS=ms31507730`
	TXT	`00DC0000000QKmp=1TBRP000000023R`
	TXT	`00DO9000002ITnB=1TBO90000000HQf`
	TXT	`apple-domain-verification=4Dp6r0hZ0Uzjuca5`
	TXT	`status-page-domain-verification=7qdvkyw6gmml`
	TXT	`jamf-site-verification=i31mJAwcVNpmFnRzDR_E9Q`
	TXT	`anthropic-domain-verification-k1aw56=IgjiPcxKZEEx9kiote5RvWs06`
	TXT	`UK-federation-domain-verification=393ccc236421bf9cfbdd12fcd3fd5c00`
	TXT	`beautifulai-site-verification=117aa464-3edc-4d9a-92b5-83150239882a`
	TXT	`google-site-verification=5ASwgqk0yoC7JfZXhU8MSqIt9wIV7dk4FpM5dcIu4Bo`
	TXT	`zywave-domain-verification=XM1w(0x466170)ax/QKNihwn/ZBK8VNflAUTE5K//QVawjXy18=`
	TXT	`_globalsign-domain-verification=-2f4OJV09KbNKpJsjGqOEAHNSJJavfxLaUaJEC5gym`
	TXT	`v=spf1 include:spf1.astm.org include:spf2.astm.org include:spf3.astm.org -all`
	TXT	`IJQuZ//ViqCC1s43G+2ecQVtVkRb2hIRkkvTUz+9aG1CYtFBwUQgGpdBltm1JdzBEsR+3C8s+G2ay...`
	TXT	`cisco-ci-domain-verification=372326fa1b497cf49fbf5c6fc9fd9ef148d159869a7c5dd8...`
	TXT	`atlassian-domain-verification=MnDGRTalCpT4L4kLQSbEz7lUzITWxd2tyy/VdHHruM6vTGy...`
	TXT	`atlassian-domain-verification=OxsbIkeGaGaeTHrCApNffgTKF3NfnzFyfr/OYOAS1yaBv9S...`
	SOA	`udns1.cscdns.net`hostmaster@cscdns.net 2017-04-15 #68

WOT: SAFE (93/100)
rank #2773 globally
rank #346 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #11,920

PTR for

10.232.137.198.in-addr.arpa

MX for

astm.org

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DNS History

1 record (1 active, 0 former)

●A198.137.232.102015-09-02 → 2026-05-12 · 2 obs

● 2015-09-02 02:02:42
● 2026-05-12 07:22:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
astm.org	udns1.cscdns.net, udns2.cscdns.uk	-

✅ Authoritative Response

Server:204.74.111.1

NS records: udns1.cscdns.net, udns2.cscdns.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for astm.org (unsigned zone)

⏱️ Timing

Total: 2393ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.137.232.10`

Analysis

Mail Server Role

extmaila.astm.org is the mail server for astm.org.

extmaild.astm.org is a common mail server alongside extmaila.astm.org.

IP Addresses

extmaila.astm.org points to a single IP number: 198.137.232.10.

Other host names, for instance securemail.astm.org, share IP numbers with extmaila.astm.org.

extmaila.astm.org - robtex.com