`alexrothstein.com`

DNSSEC	⚠️ Not signed
A	2607:f1c0:100f:f000::200^{🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		PTR	`2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	74.208.236.185^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
NS	`ns1037.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:5125:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.biz`
		A	217.160.81.37^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.biz`
NS	`ns1037.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5225:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.com`
		A	217.160.82.37^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.com`
NS	`ns1037.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:5025:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.de`
		A	217.160.80.37^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.de`
NS	`ns1037.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5325:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.org`
		A	217.160.83.37^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1037.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1037.ui-dns.biz`hostmaster@1and1.com 2017-08-04 #8

`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=1774520582

Same first word

alexrothstein.com

DNS History

15 records (8 active, 7 former)

●NSns1037.ui-dns.biz2018-09-22 → 2026-03-26 · 3 obs

○ 2017-01-27 11:43:20
● 2018-09-22 18:11:40
● 2026-03-26 10:28:20

●NSns1037.ui-dns.com2018-09-22 → 2026-03-26 · 3 obs

○ 2017-01-27 11:43:20
● 2018-09-22 18:11:40
● 2026-03-26 10:28:20

●NSns1037.ui-dns.de2018-09-22 → 2026-03-26 · 3 obs

○ 2017-01-27 11:43:20
● 2018-09-22 18:11:40
● 2026-03-26 10:28:20

●NSns1037.ui-dns.org2018-09-22 → 2026-03-26 · 3 obs

○ 2017-01-27 11:43:20
● 2018-09-22 18:11:40
● 2026-03-26 10:28:20

○NSns57.1and1.com2015-07-18 → 2017-01-27 · 4 obs

● 2015-07-18 04:42:14
● 2017-01-27 11:43:20
○ 2018-09-22 18:11:40
○ 2026-03-26 10:28:20

○NSns58.1and1.com2015-07-18 → 2017-01-27 · 4 obs

● 2015-07-18 04:42:14
● 2017-01-27 11:43:20
○ 2018-09-22 18:11:40
○ 2026-03-26 10:28:20

○MXmx00.1and1.com2015-07-18 → 2018-09-22 · 4 obs

● 2015-07-18 04:42:14
● 2018-09-22 18:11:40
○ 2026-03-23 18:18:16
○ 2026-03-26 10:28:20

●MXmx00.ionos.com2026-03-23 → 2026-03-26 · 3 obs

○ 2018-09-22 18:11:40
● 2026-03-23 18:18:16
● 2026-03-26 10:28:20

○MXmx01.1and1.com2015-07-18 → 2018-09-22 · 4 obs

● 2015-07-18 04:42:14
● 2018-09-22 18:11:40
○ 2026-03-23 18:18:16
○ 2026-03-26 10:28:20

●MXmx01.ionos.com2026-03-23 → 2026-03-26 · 3 obs

○ 2018-09-22 18:11:40
● 2026-03-23 18:18:16
● 2026-03-26 10:28:20

○A216.250.120.1252016-06-19 → 2017-01-27 · 5 obs

○ 2016-02-26 22:22:08
● 2016-06-19 03:43:08
● 2017-01-27 11:43:20
○ 2018-09-22 18:11:40
○ 2026-03-26 10:28:20

●A2607:f1c0:100f:f000::2002026-03-23 → 2026-03-26 · 3 obs

○ 2018-09-22 18:11:40
● 2026-03-23 18:18:16
● 2026-03-26 10:28:20

○A74.208.236.1482018-09-22 → 2018-09-22 · 4 obs

○ 2017-01-27 11:43:20
● 2018-09-22 18:11:40
○ 2026-03-23 18:18:16
○ 2026-03-26 10:28:20

●A74.208.236.1852026-03-23 → 2026-03-26 · 3 obs

○ 2018-09-22 18:11:40
● 2026-03-23 18:18:16
● 2026-03-26 10:28:20

○A74.208.88.1052015-07-18 → 2016-02-26 · 4 obs

● 2015-07-18 04:42:14
● 2016-02-26 22:22:08
○ 2016-06-19 03:43:08
○ 2026-03-26 10:28:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
alexrothstein.com	ns1037.ui-dns.de, ns1037.ui-dns.biz, ns1037.ui-dns.org, ns1037.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.81.37

NS records: ns1037.ui-dns.de, ns1037.ui-dns.biz, ns1037.ui-dns.org, ns1037.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alexrothstein.com (unsigned zone)

⏱️ Timing

Total: 496ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.236.185`
AAAA	1	`2607:f1c0:100f:f000::200`
NS	4	`ns1037.ui-dns.de, ns1037.ui-dns.biz...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1037.ui-dns.biz hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1037.ui-dns.com, ns1037.ui-dns.com)

Analysis

IP Addresses

alexrothstein.com resolves to two IPs: 2607:f1c0:100f:f000::200 and 74.208.236.185.

other host names for instance acsinc.org, sdrconnect.com, frkshn.com, homesaviors.com and micromighty.com share IP numbers with alexrothstein.com.

Name Servers

alexrothstein.com is delegated to four name servers: ns1037.ui-dns.biz, ns1037.ui-dns.com, ns1037.ui-dns.de and ns1037.ui-dns.org.

alexrothstein.com at least partially shares name servers with other domains, for instance ultimatekilimanjaro.com, design-club.com, rolko.eu, kaendu.de and wiredfm.net.

These name servers are commonly used alongside the name servers ns1064.ui-dns.de, ns1023.ui-dns.biz, ns1019.ui-dns.biz, ns1126.ui-dns.com and ns1053.ui-dns.org.

Host names with two IP numbers:

Host name ns1037.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5125:100 and 217.160.81.37.

Host name ns1037.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:5225:100 and 217.160.82.37.

Host name ns1037.ui-dns.de points to: 2001:8d8:fe:53:0:d9a0:5025:100 and 217.160.80.37.

Host name ns1037.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5325:100 and 217.160.83.37.

Mail Servers

alexrothstein.com is handled by two mail servers: mx00.ionos.com and mx01.ionos.com.

alexrothstein.com shares the same mail server setup as other domains, for instance mariavazquez.cl, food-and-wine-vacations.com, thosbecker.com, uslegalanswers.com and investcrap.com.

Host names with one IP number:

The host mx00.ionos.com points to 74.208.5.3 and the host mx01.ionos.com points to 74.208.5.21.

alexrothstein.com - robtex.com