`stringtheorem.com`

DNSSEC	⚠️ Not signed
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns1126.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:527e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.com`
		A	217.160.82.126^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.com`
NS	`ns1126.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:517e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.biz`
		A	217.160.81.126^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.biz`
NS	`ns1126.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:126^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1126.ui-dns.de`
		A	217.160.80.126^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.de`
NS	`ns1126.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:537e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1126.ui-dns.org`
		A	217.160.83.126^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1126.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	`ns1126.ui-dns.com`hostmaster@1and1.com 2015-12-07 #4

`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=1776964896

Same first word

stringtheorem.com

DNS History

12 records (7 active, 5 former)

●NSns1126.ui-dns.biz2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

●NSns1126.ui-dns.com2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

●NSns1126.ui-dns.de2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

●NSns1126.ui-dns.org2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

○NSns57.1and1.com2015-08-07 → 2017-06-09 · 4 obs

● 2015-08-07 23:18:52
● 2017-06-09 23:23:54
○ 2026-02-20 09:29:54
○ 2026-04-23 17:32:40

○NSns58.1and1.com2015-08-07 → 2017-06-09 · 4 obs

● 2015-08-07 23:18:52
● 2017-06-09 23:23:54
○ 2026-02-20 09:29:54
○ 2026-04-23 17:32:40

○MXmx00.1and1.com2015-08-07 → 2017-06-09 · 4 obs

● 2015-08-07 23:18:52
● 2017-06-09 23:23:54
○ 2026-02-20 09:29:54
○ 2026-04-23 17:32:40

●MXmx00.ionos.com2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

○MXmx01.1and1.com2015-08-07 → 2017-06-09 · 4 obs

● 2015-08-07 23:18:52
● 2017-06-09 23:23:54
○ 2026-02-20 09:29:54
○ 2026-04-23 17:32:40

●MXmx01.ionos.com2026-02-20 → 2026-04-23 · 3 obs

○ 2017-06-09 23:23:54
● 2026-02-20 09:29:54
● 2026-04-23 17:32:40

●A198.185.159.1442015-12-19 → 2026-04-23 · 3 obs

○ 2015-08-07 23:18:52
● 2015-12-19 03:55:40
● 2026-04-23 17:32:40

○A74.208.156.182015-08-07 → 2015-08-07 · 3 obs

● 2015-08-07 23:18:52
○ 2015-12-19 03:55:40
○ 2026-04-23 17:32:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
stringtheorem.com	ns1126.ui-dns.de, ns1126.ui-dns.biz, ns1126.ui-dns.org, ns1126.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.126

NS records: ns1126.ui-dns.de, ns1126.ui-dns.biz, ns1126.ui-dns.org, ns1126.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stringtheorem.com (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.185.159.144`
NS	4	`ns1126.ui-dns.de, ns1126.ui-dns.biz...`
MX	2	`mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1126.ui-dns.com hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1126.ui-dns.com, ns1126.ui-dns.com)

Analysis

IP Addresses

stringtheorem.com points to a single IP number: 198.185.159.144.

other host names for instance o8mg.com, studyvinphotography.com, johndavismarketing.com, lastejasdesigns.com and goradia.com share IP numbers with stringtheorem.com.

Name Servers

stringtheorem.com is delegated to four name servers: ns1126.ui-dns.biz, ns1126.ui-dns.com, ns1126.ui-dns.de and ns1126.ui-dns.org.

stringtheorem.com at least partially shares name servers with other domains, for instance emic.info, anineko.de, frxgis.com, yazole.com and purposeandelegance.com.

These name servers are commonly used with ns1111.ui-dns.de, ns1065.ui-dns.de and ns1037.ui-dns.biz.

Host names with two IP numbers:

Host name ns1126.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:517e:100 and 217.160.81.126.

Host name ns1126.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:527e:100 and 217.160.82.126.

Host name ns1126.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:126 and 217.160.80.126.

Host name ns1126.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:537e:100 and 217.160.83.126.

Mail Servers

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

stringtheorem.com shares the same mail server setup as other domains, for instance millroseinn.com, bmrdesigngroup.com, mycashtoolbar.com, jcfirstchristian.com and myfreightco.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.

stringtheorem.com - robtex.com