NS records for this zone are defined at d-v1.dkim.mail.microsoft.
This page shows the DNS records for selector1-metrocom-cr._domainkey.crmetrocom.d-v1.dkim.mail.microsoft. By default it shows records of types A, AAAA, CNAME, TXT, NS, MX and SOA.
Find other DNS records for selector1-metrocom-cr._domainkey.crmetrocom.d-v1.dkim.mail.microsoft:
The results on this page are freshly fetched just for you when you loaded this page. Wirewiki queried the autoritative DNS servers of selector1-metrocom-cr._domainkey.crmetrocom.d-v1.dkim.mail.microsoft. That means that these results are guaranteed to be accurate, because there are no caches in between that could potentially cause staleness.
To find the DNS records of a subdomain of selector1-metrocom-cr._domainkey.crmetrocom.d-v1.dkim.mail.microsoft, or any nother domain name, go back to DNS lookup and enter the domain name.