`diamondrefractory.com`

DNSSEC	⚠️ Not signed
A	2620:1ec:46::38^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
A	2620:1ec:bdf::38^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
A	13.107.213.40^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
A	13.107.246.40^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
NS	`pdns73.ultradns.com` ⭐
		A	2001:502:f3ff::6d^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns73.ultradns.com`
		A	156.154.64.73^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns73.ultradns.com`
NS	`pdns73.ultradns.biz`
		A	2610:a1:1015::6d^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns73.ultradns.biz`
		A	156.154.66.73^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns73.ultradns.biz`
NS	`pdns73.ultradns.net`
		A	2610:a1:1014::6d^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns73.ultradns.net`
		A	156.154.65.73^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns73.ultradns.net`
NS	`pdns73.ultradns.org`
		A	2001:502:4612::6d^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns73.ultradns.org`
		A	156.154.67.73^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns73.ultradns.org`
MX	`mxa-0015e101.gslb.pphosted.com` ⭐
		A	67.231.148.16^{🇺🇸 Proofpoint67.231.148.0/24 Inc.}
			PTR	`mx0a-0015e101.pphosted.com`
MX	`mxb-0015e101.gslb.pphosted.com` ⭐
		A	67.231.156.16^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-0015e101.pphosted.com`
TXT	`_09wmmpyw8g2rgxizpzq3cz6mq2udm7w`
TXT	`_9op8dpsccyp03xp48xt6nirydwwtq1i`
TXT	`_n95ljto4aghyic72xejpjrpvgdwn2fc`
TXT	`ed20429380cb48c8a6d9d3420d5edaeb`
TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all`
TXT	`google-site-verification=HcLrP5w2mDSP2YY5I9Hlm4DtpV5_gR0aips7OF0nMz8`
TXT	`adobe-idp-site-verification=67a68b3f0da4c6a4fe2cedef66d4bae0542bb7532810528a8...`
TXT	`dell-technologies-domain-verification=diamondrefractory.com_1d4b61d8-8013-4a9...`
SOA	`pdns73.ultradns.com`drmarcus@emcor.net 2014-08-13 #17

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776108237

Same first word

diamondrefractory.com

DNS History

49 records (10 active, 39 former)

○NSdbru.br.ns.els-gms.att.net2015-06-02 → 2017-03-25 · 4 obs

● 2015-06-02 15:15:58
● 2017-03-25 13:33:02
○ 2020-03-01 11:08:00
○ 2026-04-13 19:46:00

○NSdmtu.mt.ns.els-gms.att.net2015-06-02 → 2017-03-25 · 4 obs

● 2015-06-02 15:15:58
● 2017-03-25 13:33:02
○ 2020-03-01 11:08:00
○ 2026-04-13 19:46:00

●NSpdns73.ultradns.biz2020-03-01 → 2026-04-13 · 3 obs

○ 2017-03-25 13:33:02
● 2020-03-01 11:08:00
● 2026-04-13 19:46:00

●NSpdns73.ultradns.com2020-03-01 → 2026-04-13 · 3 obs

○ 2017-03-25 13:33:02
● 2020-03-01 11:08:00
● 2026-04-13 19:46:00

●NSpdns73.ultradns.net2020-03-01 → 2026-04-13 · 3 obs

○ 2017-03-25 13:33:02
● 2020-03-01 11:08:00
● 2026-04-13 19:46:00

●NSpdns73.ultradns.org2020-03-01 → 2026-04-13 · 3 obs

○ 2017-03-25 13:33:02
● 2020-03-01 11:08:00
● 2026-04-13 19:46:00

○MXmailgw.altairstrickland.com2015-06-02 → 2016-03-22 · 4 obs

● 2015-06-02 15:15:58
● 2016-03-22 00:32:38
○ 2016-07-16 19:26:44
○ 2026-04-13 19:46:00

●MXmxa-0015e101.gslb.pphosted.com2016-07-16 → 2026-04-13 · 3 obs

○ 2016-03-22 00:32:38
● 2016-07-16 19:26:44
● 2026-04-13 19:46:00

●MXmxb-0015e101.gslb.pphosted.com2016-07-16 → 2026-04-13 · 3 obs

○ 2016-03-22 00:32:38
● 2016-07-16 19:26:44
● 2026-04-13 19:46:00

○A13.107.213.382026-04-05 → 2026-04-13 · 37 obs

○ 2020-03-01 11:08:00
● 2026-04-05 07:30:26
○ 2026-04-05 13:33:24
● 2026-04-05 19:41:42
● 2026-04-06 00:09:46
○ 2026-04-06 09:35:36
○ 2026-04-06 15:27:24
● 2026-04-07 00:33:14
● 2026-04-08 01:10:22
○ 2026-04-08 13:33:50
○ 2026-04-09 10:17:22
● 2026-04-09 22:39:08
○ 2026-04-10 00:43:18
● 2026-04-10 01:13:20
● 2026-04-10 17:38:40
○ 2026-04-10 19:37:10
● 2026-04-10 20:43:36
● 2026-04-10 21:44:24
○ 2026-04-11 01:45:36
○ 2026-04-11 03:00:58
● 2026-04-11 03:45:48
○ 2026-04-11 08:06:36
○ 2026-04-11 19:36:52
● 2026-04-11 22:08:40
● 2026-04-12 01:02:44
○ 2026-04-12 05:14:04
○ 2026-04-12 09:04:18
● 2026-04-12 11:17:14
○ 2026-04-12 13:15:02
○ 2026-04-12 22:44:28
● 2026-04-12 23:46:56
○ 2026-04-13 00:47:24
● 2026-04-13 04:08:34
○ 2026-04-13 07:16:40
● 2026-04-13 10:31:16
○ 2026-04-13 19:45:58
○ 2026-04-13 19:46:00

●A13.107.213.402026-04-13 → 2026-04-13 · 3 obs

○ 2026-04-13 10:31:16
● 2026-04-13 19:45:58
● 2026-04-13 19:46:00

○A13.107.213.692026-04-05 → 2026-04-12 · 19 obs

○ 2026-04-05 07:30:26
● 2026-04-05 13:33:24
○ 2026-04-05 19:41:42
○ 2026-04-06 00:09:46
● 2026-04-06 09:35:36
● 2026-04-06 15:27:24
○ 2026-04-07 00:33:14
○ 2026-04-11 03:45:48
● 2026-04-11 08:06:36
○ 2026-04-11 10:40:34
○ 2026-04-12 06:44:04
● 2026-04-12 09:04:18
○ 2026-04-12 11:17:14
○ 2026-04-12 13:15:02
● 2026-04-12 15:13:00
○ 2026-04-12 19:34:32
● 2026-04-12 22:44:28
○ 2026-04-12 23:46:56
○ 2026-04-13 19:46:00

○A13.107.226.412026-04-08 → 2026-04-09 · 6 obs

○ 2026-04-08 01:10:22
● 2026-04-08 13:33:50
○ 2026-04-09 02:29:18
● 2026-04-09 10:17:22
○ 2026-04-09 22:39:08
○ 2026-04-13 19:46:00

○A13.107.226.452026-04-10 → 2026-04-11 · 8 obs

○ 2026-04-10 17:38:40
● 2026-04-10 19:37:10
○ 2026-04-10 20:43:36
○ 2026-04-10 21:44:24
● 2026-04-11 01:45:36
● 2026-04-11 03:00:58
○ 2026-04-11 03:45:48
○ 2026-04-13 19:46:00

○A13.107.226.512026-04-11 → 2026-04-13 · 10 obs

○ 2026-04-11 08:06:36
● 2026-04-11 10:40:34
○ 2026-04-11 19:36:52
○ 2026-04-12 11:17:14
● 2026-04-12 13:15:02
○ 2026-04-12 15:13:00
○ 2026-04-13 04:08:34
● 2026-04-13 07:16:40
○ 2026-04-13 10:31:16
○ 2026-04-13 19:46:00

○A13.107.226.672026-04-12 → 2026-04-13 · 10 obs

○ 2026-04-12 05:14:04
● 2026-04-12 06:44:04
○ 2026-04-12 09:04:18
○ 2026-04-12 15:13:00
● 2026-04-12 19:34:32
○ 2026-04-12 22:44:28
○ 2026-04-12 23:46:56
● 2026-04-13 00:47:24
○ 2026-04-13 04:08:34
○ 2026-04-13 19:46:00

○A13.107.226.712026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-12 01:02:44
● 2026-04-12 05:14:04
○ 2026-04-12 06:44:04
○ 2026-04-13 19:46:00

○A13.107.246.382026-04-05 → 2026-04-13 · 37 obs

●A13.107.246.402026-04-13 → 2026-04-13 · 3 obs

○ 2026-04-13 10:31:16
● 2026-04-13 19:45:58
● 2026-04-13 19:46:00

○A13.107.246.692026-04-05 → 2026-04-12 · 19 obs

○A13.107.253.412026-04-08 → 2026-04-09 · 6 obs

○ 2026-04-08 01:10:22
● 2026-04-08 13:33:50
○ 2026-04-09 02:29:18
● 2026-04-09 10:17:22
○ 2026-04-09 22:39:08
○ 2026-04-13 19:46:00

○A13.107.253.452026-04-10 → 2026-04-11 · 8 obs

○ 2026-04-10 17:38:40
● 2026-04-10 19:37:10
○ 2026-04-10 20:43:36
○ 2026-04-10 21:44:24
● 2026-04-11 01:45:36
● 2026-04-11 03:00:58
○ 2026-04-11 03:45:48
○ 2026-04-13 19:46:00

○A13.107.253.512026-04-11 → 2026-04-13 · 10 obs

○A13.107.253.672026-04-12 → 2026-04-13 · 10 obs

○A13.107.253.712026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-12 01:02:44
● 2026-04-12 05:14:04
○ 2026-04-12 06:44:04
○ 2026-04-13 19:46:00

○A150.171.109.1002026-04-09 → 2026-04-09 · 4 obs

○ 2026-04-08 13:33:50
● 2026-04-09 02:29:18
○ 2026-04-09 10:17:22
○ 2026-04-13 19:46:00

○A150.171.109.352026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-11 10:40:34
● 2026-04-11 19:36:52
○ 2026-04-11 22:08:40
○ 2026-04-13 19:46:00

○A150.171.109.362026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-09 22:39:08
● 2026-04-10 00:43:18
○ 2026-04-10 01:13:20
○ 2026-04-13 19:46:00

○A192.184.11.2052015-06-02 → 2017-03-25 · 4 obs

● 2015-06-02 15:15:58
● 2017-03-25 13:33:02
○ 2020-03-01 11:08:00
○ 2026-04-13 19:46:00

○A2603:1061:14:22::12026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-09 22:39:08
● 2026-04-10 00:43:18
○ 2026-04-10 01:13:20
○ 2026-04-13 19:46:00

○A2603:1061:14:64::12026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-12 23:46:56
● 2026-04-13 00:47:24
○ 2026-04-13 04:08:34
○ 2026-04-13 19:46:00

○A2603:1061:14:94::12026-04-05 → 2026-04-12 · 10 obs

○ 2026-04-05 07:30:26
● 2026-04-05 13:33:24
○ 2026-04-05 19:41:42
○ 2026-04-09 10:17:22
● 2026-04-09 22:39:08
○ 2026-04-10 00:43:18
○ 2026-04-12 19:34:32
● 2026-04-12 22:44:28
○ 2026-04-12 23:46:56
○ 2026-04-13 19:46:00

○A2620:1ec:29:1::412026-04-08 → 2026-04-09 · 6 obs

○ 2026-04-08 01:10:22
● 2026-04-08 13:33:50
○ 2026-04-09 02:29:18
● 2026-04-09 10:17:22
○ 2026-04-09 22:39:08
○ 2026-04-13 19:46:00

○A2620:1ec:29:1::452026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 17:38:40
● 2026-04-10 19:37:10
○ 2026-04-10 20:43:36
○ 2026-04-13 19:46:00

○A2620:1ec:29:1::512026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-13 04:08:34
● 2026-04-13 07:16:40
○ 2026-04-13 10:31:16
○ 2026-04-13 19:46:00

○A2620:1ec:29:1::672026-04-10 → 2026-04-13 · 13 obs

○ 2026-04-10 20:43:36
● 2026-04-10 21:44:24
○ 2026-04-11 01:45:36
○ 2026-04-11 03:00:58
● 2026-04-11 03:45:48
○ 2026-04-11 08:06:36
○ 2026-04-12 15:13:00
● 2026-04-12 19:34:32
○ 2026-04-12 22:44:28
○ 2026-04-13 00:47:24
● 2026-04-13 04:08:34
○ 2026-04-13 07:16:40
○ 2026-04-13 19:46:00

○A2620:1ec:29:1::712026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-12 01:02:44
● 2026-04-12 05:14:04
○ 2026-04-12 06:44:04
○ 2026-04-13 19:46:00

●A2620:1ec:46::382026-04-06 → 2026-04-13 · 34 obs

○ 2026-04-05 21:08:34
● 2026-04-06 00:09:46
● 2026-04-06 09:35:36
○ 2026-04-06 15:27:24
● 2026-04-07 00:33:14
○ 2026-04-07 06:42:58
● 2026-04-08 01:10:22
○ 2026-04-08 13:33:50
● 2026-04-09 02:29:18
○ 2026-04-09 10:17:22
○ 2026-04-10 00:43:18
● 2026-04-10 01:13:20
● 2026-04-10 17:38:40
○ 2026-04-10 19:37:10
● 2026-04-10 20:43:36
○ 2026-04-10 21:44:24
● 2026-04-11 01:45:36
● 2026-04-11 03:00:58
○ 2026-04-11 03:45:48
● 2026-04-11 08:06:36
○ 2026-04-11 10:40:34
● 2026-04-11 19:36:52
● 2026-04-12 01:02:44
○ 2026-04-12 05:14:04
● 2026-04-12 06:44:04
○ 2026-04-12 09:04:18
● 2026-04-12 11:17:14
○ 2026-04-12 13:15:02
○ 2026-04-12 22:44:28
● 2026-04-12 23:46:56
○ 2026-04-13 00:47:24
○ 2026-04-13 07:16:40
● 2026-04-13 10:31:16
● 2026-04-13 19:46:00

○A2620:1ec:46::402026-04-11 → 2026-04-12 · 7 obs

○ 2026-04-11 08:06:36
● 2026-04-11 10:40:34
○ 2026-04-11 19:36:52
○ 2026-04-12 11:17:14
● 2026-04-12 13:15:02
○ 2026-04-12 15:13:00
○ 2026-04-13 19:46:00

○A2620:1ec:46::692026-04-05 → 2026-04-12 · 18 obs

○ 2020-03-01 11:08:00
● 2026-04-05 07:30:26
○ 2026-04-05 13:33:24
● 2026-04-05 19:41:42
● 2026-04-05 21:08:34
○ 2026-04-06 00:09:46
○ 2026-04-06 09:35:36
● 2026-04-06 15:27:24
○ 2026-04-07 00:33:14
● 2026-04-07 06:42:58
○ 2026-04-08 01:10:22
○ 2026-04-12 06:44:04
● 2026-04-12 09:04:18
○ 2026-04-12 11:17:14
○ 2026-04-12 13:15:02
● 2026-04-12 15:13:00
○ 2026-04-12 19:34:32
○ 2026-04-13 19:46:00

○A2620:1ec:48:1::412026-04-08 → 2026-04-09 · 6 obs

○ 2026-04-08 01:10:22
● 2026-04-08 13:33:50
○ 2026-04-09 02:29:18
● 2026-04-09 10:17:22
○ 2026-04-09 22:39:08
○ 2026-04-13 19:46:00

○A2620:1ec:48:1::452026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 17:38:40
● 2026-04-10 19:37:10
○ 2026-04-10 20:43:36
○ 2026-04-13 19:46:00

○A2620:1ec:48:1::512026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-13 04:08:34
● 2026-04-13 07:16:40
○ 2026-04-13 10:31:16
○ 2026-04-13 19:46:00

○A2620:1ec:48:1::672026-04-10 → 2026-04-13 · 13 obs

○A2620:1ec:48:1::712026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-12 01:02:44
● 2026-04-12 05:14:04
○ 2026-04-12 06:44:04
○ 2026-04-13 19:46:00

●A2620:1ec:bdf::382026-04-06 → 2026-04-13 · 34 obs

○A2620:1ec:bdf::402026-04-11 → 2026-04-12 · 7 obs

○ 2026-04-11 08:06:36
● 2026-04-11 10:40:34
○ 2026-04-11 19:36:52
○ 2026-04-12 11:17:14
● 2026-04-12 13:15:02
○ 2026-04-12 15:13:00
○ 2026-04-13 19:46:00

○A2620:1ec:bdf::692026-04-05 → 2026-04-12 · 18 obs

○A52.242.208.1672020-03-01 → 2020-03-01 · 4 obs

○ 2017-03-25 13:33:02
● 2020-03-01 11:08:00
○ 2026-04-05 07:30:26
○ 2026-04-13 19:46:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
diamondrefractory.com	pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz	2 records

✅ Authoritative Response

Server:156.154.65.73

NS records: pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.org, pdns73.ultradns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diamondrefractory.com (unsigned zone)

⏱️ Timing

Total: 489ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.107.213.38, 13.107.246.38`
AAAA	1	`2603:1061:14:b0::1`
NS	4	`pdns73.ultradns.biz, pdns73.ultradns.com...`
MX	2	`mxa-0015e101.gslb.pphosted.com (pri: 10), mxb-0015e101.gslb.pphosted.com (pri: 10)`
TXT	8	`_09wmmpyw8g2rgxizpzq3cz6mq2udm7w, _9op8dpsccyp03xp48xt6nirydwwtq1i...`
SOA	1	`pdns73.ultradns.com drmarcus.emcor.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns73.ultradns.com, pdns73.ultradns.com)

Analysis

IP Addresses

diamondrefractory.com maps to four IP numbers: 2620:1ec:46::38, 2620:1ec:bdf::38, 13.107.213.40 and 13.107.246.40.

Other host names, for instance nmbtech.com, on.bluecross.ca, 6ixgo.com, applevacations.es and richredgrave.com share IP numbers with diamondrefractory.com.

Name Servers

diamondrefractory.com is delegated to four name servers: pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org.

diamondrefractory.com at least partially shares name servers with other domains such as attractivemap.pro, wobblypin.pro, tcf.net.au, supportivestage.pro and next-till.pro.

These name servers are commonly used with pdns73.ultradns.info and pdns73.ultradns.co.uk.

Host names with two IP numbers:

pdns73.ultradns.biz points to 2610:a1:1015::6d and 156.154.66.73

pdns73.ultradns.com points to 2001:502:f3ff::6d and 156.154.64.73

pdns73.ultradns.net points to 2610:a1:1014::6d and 156.154.65.73

pdns73.ultradns.org points to 2001:502:4612::6d and 156.154.67.73

Mail Servers

Two mail servers handle diamondrefractory.com: mxa-0015e101.gslb.pphosted.com and mxb-0015e101.gslb.pphosted.com.

diamondrefractory.com shares the same mail server setup as other domains, including emcor.net, cssiflorida.com, bakerelectric.com, kdcinc.com and gardnereng.com.

diamondrefractory.com shares mail servers with other domains at least in part, for instance emcorservicesnynj.com, umm-inc.com, bahnsonms.com, trimechcorp.com and mecojax.com.

Host names with a single IP address:

mxa-0015e101.gslb.pphosted.com points to 67.231.148.16

mxb-0015e101.gslb.pphosted.com points to 67.231.156.16

diamondrefractory.com - robtex.com