mathcs.org - dns.ninja

`mathcs.org`

DNSSEC	⚠️ Not signed
A	74.208.236.166^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
		PTR	`74-208-236-166.elastic-ssl.ui-r.com`
NS	`ns1022.ui-dns.com` ⭐
		A	2607:f1c0:fe:53:185:132:34:22^{🇺🇸 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	`ns1022.ui-dns.com`
		A	185.132.34.22^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1022.ui-dns.com`
NS	`ns1022.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:22^{🇺🇸 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	`ns1022.ui-dns.biz`
		A	185.132.33.22^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1022.ui-dns.biz`
NS	`ns1022.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:22^{🇺🇸 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	`ns1022.ui-dns.de`
		A	185.132.32.22^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1022.ui-dns.de`
NS	`ns1022.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:22^{🇺🇸 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	`ns1022.ui-dns.org`
		A	185.132.35.22^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1022.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.114.66^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`google-site-verification=WKZAE1mVYr9FXPfWySu1fPSAa8Wg1ce1kCBNw_C5U9o`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1022.ui-dns.com`hostmaster@1and1.com 2016-06-17 #31

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784930620

rank #886758 globally
rank #67832 in the tld
WOT: SAFE (80/100)

Same first word

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DNS History

13 records (7 active, 6 former)

●NSns1022.ui-dns.biz2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

●NSns1022.ui-dns.com2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

●NSns1022.ui-dns.de2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

●NSns1022.ui-dns.org2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

○NSns57.1and1.com2015-07-01 → 2017-08-20 · 4 obs

● 2015-07-01 13:54:20
● 2017-08-20 21:12:46
○ 2026-03-03 23:42:48
○ 2026-07-24 22:40:58

○NSns58.1and1.com2015-07-01 → 2017-08-20 · 4 obs

● 2015-07-01 13:54:20
● 2017-08-20 21:12:46
○ 2026-03-03 23:42:48
○ 2026-07-24 22:40:58

○MXmx00.1and1.com2015-07-01 → 2017-08-20 · 4 obs

● 2015-07-01 13:54:20
● 2017-08-20 21:12:46
○ 2026-03-03 23:42:48
○ 2026-07-24 22:40:58

●MXmx00.ionos.com2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

○MXmx01.1and1.com2015-07-01 → 2017-08-20 · 4 obs

● 2015-07-01 13:54:20
● 2017-08-20 21:12:46
○ 2026-03-03 23:42:48
○ 2026-07-24 22:40:58

●MXmx01.ionos.com2026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

○A216.250.120.2022016-07-10 → 2017-08-20 · 5 obs

○ 2016-03-04 01:58:20
● 2016-07-10 14:05:56
● 2017-08-20 21:12:46
○ 2026-03-03 23:42:48
○ 2026-07-24 22:40:58

○A74.208.169.582015-07-01 → 2016-03-04 · 4 obs

● 2015-07-01 13:54:20
● 2016-03-04 01:58:20
○ 2016-07-10 14:05:56
○ 2026-07-24 22:40:58

●A74.208.236.1662026-03-03 → 2026-07-24 · 3 obs

○ 2017-08-20 21:12:46
● 2026-03-03 23:42:48
● 2026-07-24 22:40:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
mathcs.org	ns1022.ui-dns.de, ns1022.ui-dns.com, ns1022.ui-dns.biz, ns1022.ui-dns.org	2 records

✅ Authoritative Response

Server:217.160.83.22

NS records: ns1022.ui-dns.de, ns1022.ui-dns.com, ns1022.ui-dns.biz, ns1022.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcs.org (unsigned zone)

⏱️ Timing

Total: 769ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.236.166`
NS	4	`ns1022.ui-dns.com, ns1022.ui-dns.biz...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	2	`v=spf1 include:_spf-us.ionos.com ~all, google-site-verification=WKZAE1mVYr9FXPf`
SOA	1	`ns1022.ui-dns.com hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1022.ui-dns.org, ns1022.ui-dns.org)

Analysis

IP Addresses

mathcs.org directs to one IP number, which is 74.208.236.166.

Among the host names that share IP numbers with mathcs.org are securelinkusa.com, petfashiononline.com, jacksonweppler.com and two others.

Name Servers

The domain mathcs.org is delegated to these four name servers: ns1022.ui-dns.biz, ns1022.ui-dns.com, ns1022.ui-dns.de and ns1022.ui-dns.org.

mathcs.org shares at least some of its name servers with other domains, including brillen-schulte.de, eyupplants.co.uk, vista-logistica.net and two others.

These name servers are frequently seen alongside ns1113.ui-dns.de, ns1089.ui-dns.biz, ns1083.ui-dns.biz and 4 other name servers.

The host names ns1022.ui-dns.biz, ns1022.ui-dns.com, ns1022.ui-dns.de and ns1022.ui-dns.org each resolve to two IP addresses: ns1022.ui-dns.biz resolves to 185.132.33.22 and 2607:f1c0:fe:53:185:132:33:22; ns1022.ui-dns.com resolves to 185.132.34.22 and 2607:f1c0:fe:53:185:132:34:22; ns1022.ui-dns.de resolves to 185.132.32.22 and 2607:f1c0:fe:53:185:132:32:22; ns1022.ui-dns.org resolves to 185.132.35.22 and 2607:f1c0:fe:53:185:132:35:22.

Mail Servers

The MX records for mathcs.org point to two mail servers: mx00.ionos.com and mx01.ionos.com.

mathcs.org has the same mail server arrangement as a number of other domains, for example atticsecrets.com, theoandsons.com, g4so.com and two more.

mx00.ionos.com and mx01.ionos.com each resolve to one IP number: mx00.ionos.com points to 74.208.114.65 and mx01.ionos.com points to 74.208.114.66.